The area under velocity time graph represents

(a)

Velocity of the moving object

(b)

Displacement covered by the moving object

(c)

Speed of the moving object

The speed of light is maximum in

(a)

vacuum

(b)

glass

(c)

diamond

(d)

graphite

The term nucleons refer to

(a)

Protons and electrons

(b)

only Neutrons

(c)

electrons and neutrons

(d)

Protons and neutrons

During photosynthesis plants exhale _______. 

(a)

Carbon dioxide

(b)

oxygen

(c)

hydrogen

(d)

helium

Hermaphrodite organisms are

(a)

Hydra, Tape worm, Earthworm, Amphioxus

(b)

Hydra, Tape worm, Earthworm, Ascidian

(c)

Hydra, Tape worm, Earthworm, Balanoglossus

(d)

Hydra, Tape worm, Ascaris, Earthworm

Data processing involves________ steps

(a)

seven

(b)

four

(c)

six

(d)

eight

In an electrolyte the current is due to the flow of

(a)

electrons

(b)

positive ions

(c)

both (a) and (b)

(d)

neither (a) nor (b)

Modern periodic law states that the physical and chemical properties of elements are the periodic functions of their__________

(a)

atomic numbers

(b)

atomic masses

(c)

similarities

(d)

anomalies

The property which is characteristics of an Ionic compound is that

(a)

it often exists as gas at room temperature

(b)

it is hard and brittle

(c)

it undergoes molecular reactions

(d)

it has low melting point

The nature of the tooth paste commonly used is in nature

(a)

acidic

(b)

basic

(c)

neutral

(d)

neutral

Unstriated muscles are found in

(a)

blood vessels

(b)

gastrointestinal tract

(c)

urinary bladder

(d)

all of these

Excretion means______

(a)

taking in oxygen from the air and giving out carbon dioxide

(b)

disposal of harmful germs and worms from our body

(c)

distribution of digested food to the body tissues through blood

(d)

removal of nitrogenous wastes generated in the body

Pen drive is _______device.

(a)

Output

(b)

Input

(c)

Storage

(d)

connecting cable

Which of the following statement best describes frequency?

(a)

the number of complete vibrations per second.

(b)

the distance travelled by a wave per second.

(c)

the distance between one crest of wave and the next one.

(d)

the maximum disturbance caused by a wave.

Number of free electron(s) in each carbon of graphite is

(a)

one

(b)

Two

(c)

Three

(d)

Four

The cathode of an electrochemical reaction involves ____________

(a)

oxidation

(b)

reduction

(c)

neutralisation

(d)

catenation

In some xerophytes, leaves are modified into spines as an adaptation ________________.

(a)

to reduce transpiration rate

(b)

to store water

(c)

to reduce consumption of water

(d)

all of the above

Which one of the following is refered as red worms?

(a)

Eudrilus fetida

(b)

Eudrilus eugieniae

(c)

Perionyx excavatus

(d)

Lampito mauritii

Which of the following disease is spread by animal bite?

(a)

Pneumonia

(b)

Tuberculosis

(c)

Cholera

(d)

Rabies

LINUX is a

(a)

Paid Software

(b)

Licensed Software

(c)

Free and Proprietary software

(d)

Free and Open source software