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

(a)

1:2

(b)

2:1

(c)

4:1

(d)

1:4

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

(a)

density

(b)

volume

(c)

Area

(d)

mass

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 _______.

(a)

at rest

(b)

moving with no acceleration

(c)

in accelerated motion

(d)

moving with uniform velocity

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

(a)

non-meta

(b)

metal

(c)

metalloid

(d)

gas

The atomic number of an atom is the ______.

(a)

Number of neutrons

(b)

Number of protons

(c)

Total number of protons and neutrons

(d)

Number of atoms

Proton was discovered by _______________

(a)

Rutherford

(b)

Goldstein

(c)

Chadwick

(d)

J.J. Thomson

Reproductive part of a plant is _________.

(a)

Root

(b)

Stem

(c)

Leaf

(d)

Flower

Tobacco chewing causes ________ .

(a)

Anamia

(b)

Periodontitis

(c)

Tuberculosis

(d)

Pneumonia

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

(a)

Inkscape

(b)

Photo Story

(c)

Virtual Reality

(d)

Adobe Illustrator

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

(a)

expands

(b)

contracts

(c)

remains same

(d)

none of above

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

(a)

2.5 mA

(b)

25 mA

(c)

250 mA

(d)

2500 mA

________is an example of a periodic change.

(a)

Earthquake

(b)

Formation of rainbow in sky

(c)

Occurrence of tides in seas

(d)

Showering of rain

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

(a)

Cell wall

(b)

Nucleus

(c)

Cell membrane

(d)

Nuclear membrane

The following characteristics are essential for classification.

(a)

Similarities

(b)

Differences

(c)

Both of them

(d)

None of them

What is the shortcut key for undo option?

(a)

Ctrl + Z

(b)

Ctrl + R

(c)

Ctrl + Y

(d)

Ctrl +N

Light that hits a mirror gets_______.

(a)

Transmitted

(b)

Reflected

(c)

Absorbed

(d)

Refracted

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 _______.

(a)

Bharani

(b)

Karthikai

(c)

Rohini

(d)

Asvini

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

(a)

Nylon

(b)

Polyester

(c)

Acrylic

(d)

PVC

Eggs are rich in_______.

(a)

Protein

(b)

Carbo hydrate

(c)

Fat

(d)

None of them

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

(a)

1

(b)

2

(c)

3

(d)

4