The Keyboard shortcut is used to copy the selected text______

The Keyboard shortcut is used to cut the selected text ______.

How many types of page orientation are there in Libre office Writer?

If the ruler is not displayed in the screen, _______ option is clicked.

The menu is used to save the document ______.

_______is the daily essential product which is obtained from cattle.

Eggs are rich in_______.

Which parts of the goat and sheep is used for manufacturing clothes.

The cultivation and production of silk is known as______.

Sorter’s Disease is otherwise known as______.

A drug effective in the treatment of pneumonia, and bronchitis, is ______.

Aspirin is ______.

______ are that neutralize stomach acid.

The lowest temperature at which a substance catch the fire is called its_______.

Which is the hottest part in the flame of candle_______.

The first man-made fibre is _________

Which of the following is the strongest?________

When you place a natural fibre in a flame it______

A synthetic fibre which has similar properties to wool is ______.

A good application of plastic is the use of ________

The moon takes _________ days to complete one revolution around the Earth.

If the Moon is appeaing in the sky today near the star Karthikai , the position of the Mon after 27 days is near the star _______.

Telescope was invented by _______.

The galaxy containing young and hot stars is _______.

With the launch of this satellite, ISRO became capable of launching 4 ton heavy satellites.

Light that hits a mirror gets_______.

_____Surface reflects the light well.

Light is a form of_______.

You can see your image in polished floors, but not in wooden table because_______.

Choose the translucent substance from the following.

Tux paint software is used to………

Which toolbar is used for drawing and editing controls in tux paint software?

What is the shortcut key for undo option?

Tux Math software helps in learning the ________.

In Tux Math, Space cadet option is used for ……

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

Basis unit of life 

I am the outer most layer of an animal cell. Who am I?

Which part of the cell is called the brain of the cell?

_______ helps in cell division

Suitable term for the various components of cell is_____.

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

______ of the following are endothermic changes.

The chemical change is _______.

________is an example of a periodic change.

_________ is not a chemical change.

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

Small amounts of electrical current are measured in milliampere (mA). How many milliampere are there in 0.25 A ?

In which of the following circuits are the bulb connected in series?

International unit of measuring temperature is _______.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Which of the following temperature conversions is incorrect
 K ( Kelvin) = ⁰C ( Celsius) + 273.15

Which of the following is an example for animation?

Who uses the Photoshop software more ?

Which option is used in the Microsoft Photostory to upload the photos?

Which technology shows the computer-drawn pictures as real picture?

Which software is used to create symbols?

Sleep is not only good for our body, but it is also good for ________ .

Tobacco chewing causes ________ .

The first aid is to ________ .

Anorexia means _____________

Drinking boiled water can prevent _____________

Asexual reproduction in yeast is _________.

Pollinators are _________.

Climbing roots are seen in ______.

____________ do not produce spores.

_________ have the smallest seeds in the plant kingdom.

The sub-atomic particle which revolves around the nucleus is _______.

The atomic number of an atom is the ______.

The average diameter of an atom is ____________

____________ is the smallest unit used to measure small lengths

One metre is equal to ___________ nm.

Oxygen, hydrogen, and sulphur are examples for _______.

The metals which is a liquid at room temperature is _______.

The smallest unit of an element is _____________

_________ can be formed by the same or different kinds of atoms.

A molecule containing three atoms is called a __________ molecule

From the given v-t graph it can be inferred that the object is _______.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

Which of the following is correct

A car is moving along a straight road with uniform velocity which is the correct representation:

The slope of a velocity-time graph gives _______

Which of the following is correct?

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Physical quantities are classified into __________ types

1litre = ________ cc

________ is a derived quantity

The Keyboard shortcut is used to copy the selected text______

The Keyboard shortcut is used to cut the selected text ______.

How many types of page orientation are there in Libre office Writer?

If the ruler is not displayed in the screen, _______ option is clicked.

The menu is used to save the document ______.

_______is the daily essential product which is obtained from cattle.

Eggs are rich in_______.

Which parts of the goat and sheep is used for manufacturing clothes.

The cultivation and production of silk is known as______.

Sorter’s Disease is otherwise known as______.

A drug effective in the treatment of pneumonia, and bronchitis, is ______.

Aspirin is ______.

______ are that neutralize stomach acid.

The lowest temperature at which a substance catch the fire is called its_______.

Which is the hottest part in the flame of candle_______.

The first man-made fibre is _________

When you place a natural fibre in a flame it______

A good application of plastic is the use of ________

______ is a non-biodegradable material

PET is the acronym for______.

The moon takes _________ days to complete one revolution around the Earth.

If the Moon is appeaing in the sky today near the star Karthikai , the position of the Mon after 27 days is near the star _______.

Telescope was invented by _______.

The galaxy containing young and hot stars is _______.

With the launch of this satellite, ISRO became capable of launching 4 ton heavy satellites.

Light that hits a mirror gets_______.

_____Surface reflects the light well.

Light is a form of_______.

You can see your image in polished floors, but not in wooden table because_______.

Choose the translucent substance from the following.

Tux paint software is used to………

Which toolbar is used for drawing and editing controls in tux paint software?

What is the shortcut key for undo option?

Tux Math software helps in learning the ________.

In Tux Math, Space cadet option is used for ……

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

______ of the following are endothermic changes.

The chemical change is _______.

________is an example of a periodic change.

_________ is not a chemical change.

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

Small amounts of electrical current are measured in milliampere (mA). How many milliampere are there in 0.25 A ?

In which of the following circuits are the bulb connected in series?

International unit of measuring temperature is _______.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Which of the following temperature conversions is incorrect
 K ( Kelvin) = ⁰C ( Celsius) + 273.15

Who uses the Photoshop software more ?

Which technology shows the computer-drawn pictures as real picture?

Which software is used to create symbols?

Name the software which is used to beautify edit photos __________

_____________ is a storage space that contains multiple files.

Ravi has sound mind and physically fit body. If refers to ________ .

Sleep is not only good for our body, but it is also good for ________ .

Our living place should be ________ .

Tobacco chewing causes ________ .

The first aid is to ________ .

Asexual reproduction in yeast is _________.

Pollinators are _________.

Climbing roots are seen in ______.

____________ do not produce spores.

_________ have the smallest seeds in the plant kingdom.

The basic unit of matter is ______.

_______ is positively charged.

Nucleons comprises of _______.

____________ is made up of two or more atoms

Whose theory does not propose anything about the positive and negative charges of an atoms.

Which one of the following is an example for a metal?

Which of the following is a short and scientific way of representing one molecule of an element or compound?

An element which is always lustrous, malleable and ductile is _______.

The graphite refill used is pencil is made of element called ___________

The most abundant type of atom is the universe is _____________

From the given v-t graph it can be inferred that the object is _______.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

Distance travelled by a body in a given time

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

The slope of a velocity-time graph gives _______

Basis unit of life 

I am the outer most layer of an animal cell. Who am I?

Which part of the cell is called the brain of the cell?

_______ helps in cell division

Suitable term for the various components of cell is_____.

Which of the following is correct?

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Light year is the unit of ________.

The unit of volume is ____________

The SI unit of speed is __________

The SI unit of speed is __________

The maximum volume of liquid that a continer can hold is _________

If the velocity of a body does not change, then its acceleration is ____________

_________ can be formed by the same or different kinds of atoms.

The common salt consisting elements. of sodium and _________

Physical quantities are classified into __________ types

The shortest distance between the earth and the sun is called as _______ position.

Velocity-time graph of an object is given below the object has

The most abundant type of atom is the universe is _____________

____________ are generally hard and shiny elements.

Physical quantities are classified into __________ types

The slope of a velocity-time graph gives _______

The most abundant type of atom is the universe is _____________

One Nanometre is equal to _____________

Neutron was discovered by _____________

The SI unit of speed is __________

Which of the following is correct

The most abundant type of atom is the universe is _____________

_________ is the only non-metal that is liquid at room temperature.

One metre is equal to ___________ nm.

The amount of space occupied by a three dimensional object is known as its ____________

Which of the following is correct

The most abundant type of atom is the universe is _____________

_________ is used for making mobile phones

One Nanometre is equal to _____________

1litre = ________ cc

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

If the velocity of a body does not change, then its acceleration is ____________

The smallest unit of an element is _____________

________________ is the first scientist who used the term element.

Light year is the unit of ________.

The atomic number of an atom is the ______.

The first aid is to ________ .

The body temperature of a healthy man is; ________.

The chemical change is _______.

The atomic number of an atom is the ______.

Pollinators are _________.

Who uses the Photoshop software more ?

Mercury is often used in laboratory thermometers because it _______.

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

Who uses the Photoshop software more ?

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

________is an example of a periodic change.

Basis unit of life 

______ of the following are endothermic changes.

Which part of the cell is called the brain of the cell?

The following characteristics are essential for classification.

Which toolbar is used for drawing and editing controls in tux paint software?

Choose the translucent substance from the following.

Which of the following is correct?

What is one way you might increase the stability of an object?

The metals which is a liquid at room temperature is _______.

Nucleons comprises of _______.

Pollinators are _________.

SI unit of density is ________.

Which of the following figures represent uniform motion of a moving object correctly?

Which of the following is a short and scientific way of representing one molecule of an element or compound?

_______ is positively charged.

Reproductive part of a plant is _________.

Which of the following is a derived quantity?

The maximum volume of liquid that a continer can hold is _________

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

The metals which is a liquid at room temperature is _______.

Amolecule which contains only one atom is called _________ molecule

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

________ is a derived quantity

The slope of a velocity-time graph gives _______

Oxygen, hydrogen, and sulphur are examples for _______.

_____________ is a substance that is made up of three oxygen atoms chemically combined.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

The maximum volume of liquid that a continer can hold is _________

From the given v-t graph it can be inferred that the object is _______.

Velocity-time graph of an object is given below the object has

The metals which is a liquid at room temperature is _______.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

The amount of space occupied by a three dimensional object is known as its ____________

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

An element which is always lustrous, malleable and ductile is _______.

The atomic number of an atom is the ______.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Physical quantities are classified into __________ types

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

The metals which is a liquid at room temperature is _______.

Light year is the unit of ________.

The largest distance between the earth and the sun is called as ___________ position.

What is one way you might increase the stability of an object?

A car is moving along a straight road with uniform velocity which is the correct representation:

An element which is always lustrous, malleable and ductile is _______.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

1litre = ________ cc

The shortest distance between the earth and the sun is called as _______ position.

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

An atom of Oxygen (O) and two atoms of hydrogen (H₂) combine to form a molecule of ____________

SI unit of density is ________.

The maximum volume of liquid that a continer can hold is _________

Which of the following is correct

Which of the following is a short and scientific way of representing one molecule of an element or compound?

Amolecule which contains only one atom is called _________ molecule

Which of the following is a derived quantity?

________ is a derived quantity

The slope of a velocity-time graph gives _______

Which one of the following is an example for a metal?

_____________ is a substance that is made up of three oxygen atoms chemically combined.

Which of the following is correct?

The amount of space occupied by a three dimensional object is known as its ____________

From the given v-t graph it can be inferred that the object is _______.

Distance travelled by a body in a given time

Oxygen, hydrogen, and sulphur are examples for _______.

The unit of volume is ____________

The largest distance between the earth and the sun is called as ___________ position.

What is one way you might increase the stability of an object?

If the distance travelled by a car is direct proportional to the duration of time. The car will travel with __________

________________ is the first scientist who used the term element.

The shortest distance between the earth and the sun is called as _______ position.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

If the velocity of a body does not change, then its acceleration is ____________

An atom of Oxygen (O) and two atoms of hydrogen (H₂) combine to form a molecule of ____________

The atomic number of an atom is the ______.

The maximum volume of liquid that a continer can hold is _________

Which of the following figures represent uniform motion of a moving object correctly?

Which one of the following graphs is showing an object is stationary?

Amolecule which contains only one atom is called _________ molecule

_______ is positively charged.

The amount of space occupied by a three dimensional object is known as its ____________

From the given v-t graph it can be inferred that the object is _______.

Velocity-time graph of an object is given below the object has

A molecule containing three atoms is called a __________ molecule

The sub-atomic particle which revolves around the nucleus is _______.

SI unit of density is ________.

________ is a derived quantity

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

The slope of a velocity-time graph gives _______

_____________ is a substance that is made up of three oxygen atoms chemically combined.

Light year is the unit of ________.

The formula to calculate area of a rectangle is ________

A car is moving along a straight road with uniform velocity which is the correct representation:

An element which is always lustrous, malleable and ductile is _______.

_________ can be formed by the same or different kinds of atoms.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

1litre = ________ cc

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

The metals which is a liquid at room temperature is _______.

The most abundant type of atom is the universe is _____________

SI unit of density is ________.

The SI unit of speed is __________

Which of the following is correct

Which of the following is a short and scientific way of representing one molecule of an element or compound?

The smallest unit of an element is _____________

Which of the following is correct?

Physical quantities are classified into __________ types

Distance travelled by a body in a given time

Oxygen, hydrogen, and sulphur are examples for _______.

The graphite refill used is pencil is made of element called ___________

Which of the following is a derived quantity?

The unit of volume is ____________

________ is defined as the average distance between the earth and the sun.

Which of the following graphs represent the object moving with uniform acceleration?

Which one of the following is an example for a metal?

International unit of measuring temperature is _______.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

Doctor uses _________ thermometer to measure the human body temperature.

At room temperature Mercury is in _______ state.

Name some of the derived quantities.

Give the value of one light year.

Write down the formula used to find the volume of a cylinder.

Give the formula to find the density of objects.

Name the liquid in which an iron ball sinks.

Tux paint software is used to………

Which toolbar is used for drawing and editing controls in tux paint software?

What is the shortcut key for undo option?

Tux Math software helps in learning the ________.

In Tux Math, Space cadet option is used for ……

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

Basis unit of life 

I am the outer most layer of an animal cell. Who am I?

Which part of the cell is called the brain of the cell?

_______ helps in cell division

Suitable term for the various components of cell is_____.

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

______ of the following are endothermic changes.

The chemical change is _______.

________is an example of a periodic change.

_________ is not a chemical change.

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

Small amounts of electrical current are measured in milliampere (mA). How many milliampere are there in 0.25 A ?

In which of the following circuits are the bulb connected in series?

One unit of coulomb is charge of approximately ------------ protons or electrons.

International unit of measuring temperature is _______.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Which of the following temperature conversions is incorrect
 K ( Kelvin) = ⁰C ( Celsius) + 273.15

Doctor uses _________ thermometer to measure the human body temperature.

___________ button at the left corner of the computer, it shows the List of all programs in the computer.

_____________ is a good example for "Visual communication Device".

___________ helps in explaining the concepts easily through picture.

Name of software used to convert photo stories into videos.

We can collect our notes in ___________ application.

Anorexia means _____________

Drinking boiled water can prevent _____________

High fever is a symptom of ____________

____________ is a disease caused due to entry of external harmful agents in the body

_______ is a disease which is spread by blood tranfusion from infected to healthy Individuals.

Vegetative propagation by leaves takes place in _________.

Asexual reproduction in yeast is _________.

Reproductive part of a plant is _________.

Pollinators are _________.

Climbing roots are seen in ______.

The atomic number of an atom is the ______.

Nucleons comprises of _______.

Protons and neutrons are called __________

Proton was discovered by _______________

Lithium atom contains 3 protons and 4 neutrons Its atomic number is __________

Which of the following is a short and scientific way of representing one molecule of an element or compound?

The metals which is a liquid at room temperature is _______.

The most abundant type of atom is the universe is _____________

_____________ is a substance that is made up of three oxygen atoms chemically combined.

A molecule containing three atoms is called a __________ molecule

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

What is one way you might increase the stability of an object?

The slope of a velocity-time graph gives _______

If the velocity of a body does not change, then its acceleration is ____________

If the distance travelled by a car is direct proportional to the duration of time. The car will travel with __________

SI unit of density is ________.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Light year is the unit of ________.

The unit of volume is ____________

The shortest distance between the earth and the sun is called as _______ position.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

In which of the following circuits are the bulb connected in series?

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

Draw the diagram of a clinical thermometer and label its parts.

Explain the construction and working of an Telephone.

A student made a circuit by using an electric cell, a switch, a torch bulb (fitted in the bulb holder) and copper connecting wires. When he turned on the switch, the torch bulb did not glow at all. The student checked the circuit and found that all the wire connections were tight.
What could be the possible reason for the torch bulb not glowing even when the circuit appears to be complete?

Explain the following statement: Digestion is a chemical change.

How the iron blade is fixed into a wooden handle in tools used to dig the soil?

Swathi kept a laboratory thermometer in hot water for some time and took it out to read the temperature. Ramani said it was a wrong way of measuring temperature. Do you agree with Ramani? Explain your answer.

The body temperature of Srinath is 99⁰F. Is he suffering from fever? If so, why?

Differentiate parallel and serial circuits.

Define electrical conductivity.

Distinguish physical and chemical changes.

A clinical thermometer is not used to measure the temperature of air, why?

What is the use of kink in clinical thermometer?

Why do we jerk a clinical thermometer before we measure the body temperature?

What is the speed of electric current?

What is the S.I unit of electrical conductivity?

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

Basis unit of life 

I am the outer most layer of an animal cell. Who am I?

Which part of the cell is called the brain of the cell?

_______ helps in cell division

Suitable term for the various components of cell is_____.

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

______ of the following are endothermic changes.

The chemical change is _______.

________is an example of a periodic change.

_________ is not a chemical change.

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

Small amounts of electrical current are measured in milliampere (mA). How many milliampere are there in 0.25 A ?

In which of the following circuits are the bulb connected in series?

The direction of conventional current is ------------ to electron flow.

International unit of measuring temperature is _______.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Which of the following temperature conversions is incorrect
 K ( Kelvin) = ⁰C ( Celsius) + 273.15

Tux paint software is used to………

Which toolbar is used for drawing and editing controls in tux paint software?

What is the shortcut key for undo option?

Tux Math software helps in learning the ________.

In Tux Math, Space cadet option is used for ……

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

Basis unit of life 

I am the outer most layer of an animal cell. Who am I?

Which part of the cell is called the brain of the cell?

_______ helps in cell division

Suitable term for the various components of cell is_____.

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

______ of the following are endothermic changes.

The chemical change is _______.

________is an example of a periodic change.

_________ is not a chemical change.

In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit _______

In the circuit shown, which switches (L, M or N) must be closed to light up the bulb?

 

Small amounts of electrical current are measured in milliampere (mA). How many milliampere are there in 0.25 A ?

In which of the following circuits are the bulb connected in series?

Electron flow is in the same direction to conventional current flow.

International unit of measuring temperature is _______.

In thermometer when bulb comes in contact with hot object, liquid inside it ________.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Which of the following temperature conversions is incorrect
 K ( Kelvin) = ⁰C ( Celsius) + 273.15

The following characteristics are essential for classification.

Approximately ______ species of living organisms found in the earth.

The largest division of the living world is _______.

Who proposed the five kingdom of classification?

The binomial name of pigeon is _______

Basis unit of life 

_______ helps in cell division

Suitable term for the various components of cell is_____.

I convert the Sun’s energy into food for the plant. Who am I? ____

Unicellular organisms can only be seen under a _____.

When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

________is an example of a periodic change.

_________ is not a chemical change.

Filling up a balloon with hot air is a _____ change.

Opening a gas cylinder knob converts _____ fuel into ________ fuel. This is an example of _____ change.

Why the cell is very important for us?

Distinguish between the following pairs Smooth ER and Rough ER Cell wall and cell membrane Chloroplast and mitochondria

Write correct sequence from cell to organism?

Write a short note on nucleus.

Classify the following changes as physical and chemical changes
A rough piece of wood is sanded and polished resulting in change in texture, Rusting of a iron nail, Painting the grill, Bending a paper clip, Pounding silver into thin plate, Rolling the chappathi dough into thin wire, Occurrence of day and night, eruption of volcano, burning of matchstick, dosa from the batter, blinking of eyelids, occurrence of a thunderstorm, rotation of the earth, formation of eclipses.

Distinguish physical and chemical changes.

How can a change occur in a substance?

Can you suggest a method to collect water from sea water?

What is the difference between dissolution of sugar and burning of sugar?

Why first aid is essential?

What does this picture mean?

What steps you will follow to keep the Teeth healthy?

Your friend says that her hair is thin, spares and lost very often. Suggest your ideas to reduce this problem.

A person is sleeping during day time. Why does this happen with some people that they feel sleepy during day time in office or in the classroom. Have you ever come across such situation? Explain.

Differentiate bisexual flower from unisexual flower?

What is cross pollination?

Write notes on phyllode.

Ginger is considered to be a stem, not a root. Why?

What will happen if pollen grain of rose gets deposited on stigma of lily flower? Will pollen germination takes place? Why?

Distinguish Isotopes from Isobar.

What are isotones? Give one example.

The atomic number of an element is 9. It has 10 neutrons. Find the element from the periodic table. What will be its mass number?

An atom of an element has no electron, will that atom have any mass or not? Can an atom exist without electron? If so then give example.

Find what is common salt? Name the elements present in it? Write the formula of common salt. What are the atomic number and the mass number of the elements? Write the ions in the compound.

What is an atom?

What are the 3 most abundant atoms on the earth?

How do hot air balloons float?

Why is hydrogen considered as an element?

Why is water considered as compound?

Show the shape of the distance – time graph for the motion in the following cases.
a. A bus moving with a constant speed.
b. A car parked on a road side.

Distinguish between speed and velocity.

What do you mean by constant acceleration?

What is centre of gravity ?

A train starting from a railway station and moving with uniform acceleration attains a speed of 40 km/h in 10 minutes. Find its acceleration?

Define the density of objects.

A box is made up of iron and it has a volume of 125 cm³. Find its mass. (Density of iron is 7.8 g / cm³).

What is measurement?

What is meant by area?

Define one light year.

The direction of conventional current is ------------ to electron flow.

--------- is used to measure the electric current.

In conducting materials electrons are ------------- bounded with atoms.

S.I. unit of Electrical conductivity of a conductor is -----------

Electron flow is in the same direction to conventional current flow.

International unit of measuring temperature is _______.

The body temperature of a healthy man is; ________.

Mercury is often used in laboratory thermometers because it _______.

Doctor uses _________ thermometer to measure the human body temperature.

At room temperature Mercury is in _______ state.

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

Distance travelled by a body in a given time

The slope of a velocity-time graph gives _______

The shortest distance between two places is_______.

If the velocity of an object increases with respect to time, then the object is said to be in_______ acceleration.

Which of the following is correct?

Light year is the unit of ________.

The unit of volume is ____________

The SI unit of speed is __________

________ is a derived quantity

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

An element which is always lustrous, malleable and ductile is _______.

_______ is positively charged.

Pollinators are _________.

Who uses the Photoshop software more ?

What is Raster Graphics?

Write notes on 2D and 3D pictures.

What is 'Photoshop'?

Write is difference between a file and a folder?

What is Visual Communication Device? Give examples.

What is hygiene?

Write about the right way of protecting the eyes?

How to keep your hair clean and healthy?

What first aid will you provide in the case of bruises?

Ravi said, Ganga had minor burn, so I washed with water. Do you agree with his statement? Explain, Why?

Write two types of reproduction in plants.

Define – pollination.

What are the agents of pollination?

What is tendril?

Name the whorls of a flower

Define - Atom.

Name the sub-atomic particles.

What is atomic number?

What is the characteristics of proton?

Why neutrons called neutral particles?

Write the chemical formula and name the elements present in the following compounds:
a. Sodium chloride
b. Potassium hydroxide
c. Carbon dioxide
d. Calcium oxide
e. Sulphur dioxide

What do you understand by chemical formula of a compound? What is its significance?

Write the symbols for the following elements and classify them as solid, liquid and gas.
Aluminum, carbon, chlorine, mercury, hydrogen and helium

Classify the following as metals, non-metals and metalloids .
Sodium, Bismuth, Silver, Nitrogen, Silicon, carbon, chlorine, Iron, copper.

How many elements are known at present?

All objects having uniform speed need not have uniform velocity. Describe with the help of examples.

“She moves at a constant speed in a constant direction”. Rephrase the same sentence in fewer words using concepts related to motion.

Correct your friend who says “The acceleration gives the idea of how fast the position changes”.

Give one example where the displacement is zero but the distance travelled is not zero

Is displacement a scalar quantity?

Give the value of one light year.

Write down the formula used to find the volume of a cylinder.

Give the formula to find the density of objects.

Name the liquid in which an iron ball sinks.

What is the density of gold?

Describe the graphical method to find the area of an irregularly shaped plane figure.

Explain the types of stability with suitable examples.

Differentiate metals and non metals.

Draw the structure of an atom and explain the position of the sub-atomic particles.

Write a brief account on pollination.

Which of the following is a derived quantity?

Which of the following figures represent uniform motion of a moving object correctly?

Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

The metals which is a liquid at room temperature is _______.

A molecule containing three atoms is called a __________ molecule

Which of the following is an example for animation?

Who uses the Photoshop software more ?

Which option is used in the Microsoft Photostory to upload the photos?

Which technology shows the computer-drawn pictures as real picture?

Which technology uses pixels to create pictures?

Ravi has sound mind and physically fit body. If refers to ________ .

Sleep is not only good for our body, but it is also good for ________ .

The first aid is to ________ .

Eyes are considered as ____ to the world.

The hair follicles produce _____ which keeps the hair smooth.

Vegetative propagation by leaves takes place in _________.

Asexual reproduction in yeast is _________.

Climbing roots are seen in ______.

After fertilization the ovule becomes _________.

Breathing roots are seen in _______ plants.

The basic unit of matter is ______.

_______ is positively charged.

The atomic number of an atom is the ______.

The smaller particles found in the atom are called _______.

The _______ revolve around the nucleus.

Which one of the following is an example for a metal?

Which of the following is a short and scientific way of representing one molecule of an element or compound?

The smallest particle of matter that can exist by itself is ______.

________of some elements are derived from Latin or Greek names of the elements.

Elements are the________ form of pure substances.

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

What is one way you might increase the stability of an object?

If the velocity of an object increases with respect to time, then the object is said to be in_______ acceleration.

The slope of the speed–time graph gives _____

Which of the following is a derived quantity?

Which of the following is correct?

SI unit of density is ________.

Volume of irregularly shaped objects are measured using the law of ________.

One cubic metre is equal to ______ cubic centimetre.

Which of the following is a derived quantity?

Which of the following is correct?

The unit of volume is ____________

Physical quantities are classified into __________ types

1litre = ________ cc

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

From the given v-t graph it can be inferred that the object is _______.

Distance travelled by a body in a given time

Which of the following is correct

A car is moving along a straight road with uniform velocity which is the correct representation:

Which of the following is an example for animation?

Who uses the Photoshop software more ?

Which technology shows the computer-drawn pictures as real picture?

_____________ is a good example for "Visual communication Device".

___________ helps in explaining the concepts easily through picture.

Ravi has sound mind and physically fit body. If refers to ________ .

Sleep is not only good for our body, but it is also good for ________ .

Our living place should be ________ .

____________ is a disease caused due to entry of external harmful agents in the body

_______ is a disease which is spread by blood tranfusion from infected to healthy Individuals.

Vegetative propagation by leaves takes place in _________.

Climbing roots are seen in ______.

____________ do not produce spores.

_________ have the smallest seeds in the plant kingdom.

Breathing Roots are seen in ________

The basic unit of matter is ______.

_______ is positively charged.

The average diameter of an atom is ____________

Whose theory does not propose anything about the positive and negative charges of an atoms.

____________ is the smallest unit used to measure small lengths

Which one of the following is an example for a metal?

An element which is always lustrous, malleable and ductile is _______.

The graphite refill used is pencil is made of element called ___________

The smallest unit of an element is _____________

The most abundant type of atom is the universe is _____________

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

What is one way you might increase the stability of an object?

Distance travelled by a body in a given time

Which of the following is correct

Which of the following is a derived quantity?

Which of the following is correct?

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

The unit of volume is ____________

Physical quantities are classified into __________ types

Which of the following is a derived quantity?

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

What is one way you might increase the stability of an object?

The graphite refill used is pencil is made of element called ___________

The sub-atomic particle which revolves around the nucleus is _______.

From the given v-t graph it can be inferred that the object is _______.

Which of the following is a short and scientific way of representing one molecule of an element or compound?

Pollinators are _________.

Sleep is not only good for our body, but it is also good for ________ .

Which software is used to create symbols?

The SI unit of speed is __________

From the given v-t graph it can be inferred that the object is _______.

Which one of the following is an example for a metal?

The sub-atomic particle which revolves around the nucleus is _______.

Asexual reproduction in yeast is _________.

Describe the graphical method to find the area of an irregularly shaped plane figure.

Differentiate metals and non metals.

Differentiate between elements and compounds

Write down the properties of metalloids

Draw the structure of an atom and explain the position of the sub-atomic particles.

Complete the table by writing the symbols of the following elements

Area: m² :: Volume _______

Which of the following is a derived quantity?

SI unit of density is ________.

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

What is one way you might increase the stability of an object?

Oxygen, hydrogen, and sulphur are examples for _______.

Which of the following is an example for animation?

Which option is used in the Microsoft Photostory to upload the photos?

Which technology uses pixels to create pictures?

Name the software which is used to beautify edit photos __________

Animations

Ravi has sound mind and physically fit body. If refers to ________ .

Our living place should be ________ .

The first aid is to ________ .

Anorexia means _____________

____________ is a non communicable disease

Vegetative propagation by leaves takes place in _________.

Asexual reproduction in yeast is _________.

Climbing roots are seen in ______.

Breathing Roots are seen in ________

_________ is a parasite.

The basic unit of matter is ______.

_______ is positively charged.

Nucleons comprises of _______.

____________ is made up of two or more atoms

Whose theory does not propose anything about the positive and negative charges of an atoms.

The graphite refill used is pencil is made of element called ___________

The most abundant type of atom is the universe is _____________

Amolecule which contains only one atom is called _________ molecule

Matter is its simplest form is called ______________

The name copper was taken from ___________

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

What is one way you might increase the stability of an object?

The slope of a velocity-time graph gives _______

The shortest distance between two places is_______.

Which of the following is a derived quantity?

Which of the following is correct?

The SI unit of speed is __________

________ is a derived quantity

The largest distance between the earth and the sun is called as ___________ position.

Which of the following is a derived quantity?

Which of the following is correct?

SI unit of density is ________.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Light year is the unit of ________.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

Density of mercury is ________.

The area of a leaf can be measured using a ________.

The shortest distance between two places is_______.

Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is ________.

A particle is moving in a circular path of radius r. The displacement after half a circle would be _______.

Density of mercury is ________.

One astronomical unit is equal to________.

In _______ equilibrium its centre of gravity remains at the same height when it is displaced.