With the help of common beam balance we can measure mass accurately up to_________gm.

(a)

2 gms

(b)

5 gms

(c)

100 gms

(d)

20 gms

The slope of the velocity time graph for uniformly accelerated motion give _____

(a)

speed

(b)

acceleration

(c)

displacement

(d)

velocity

A virtual and equal sized image is formed by ___________________mirrors.

(a)

convex

(b)

plane

(c)

convex

(d)

spherical

A mixture can be separated into its constituents by_____

(a)

Physical

(b)

Chemical

(c)

Electrical

(d)

Magnetic

Maximum number of electrons that can be accommodated in an energy level is given by the formula ___________

(a)

n²

(b)

2n²

(c)

3n²

(d)

2n³

The plant which respond to gravity is termed as_________________.

(a)

Gravitropism

(b)

Thermotropism

(c)

Seismotropism

(d)

Phototropism

Sunlight can peretrate ___________ m into the ocean.

(a)

200m - 400m

(b)

100m - 300m

(c)

100m - 200m

(d)

200m - 600m

Lateral line sense organs are present in_________.

(a)

snake

(b)

birds

(c)

fish

(d)

jelly fish

Scaly skin, nerve disorders are due to the deficiency of ______

(a)

Vitamin B₃

(b)

Vitamin B₆

(c)

Vitamin B₁₂

(d)

Vitamin B₂

Sweating causes cooling because water has a_______

(a)

high specific heat

(b)

low specific heat

(c)

high latent heat of fusion

(d)

high latent heat of vaporisation

d-block elements are otherwise known as_______

(a)

transition elements

(b)

inner transition elements

(c)

halogens

(d)

alkali metals

The bond which is formed by mutual sharing of electrons is called ________bond.

(a)

ionic

(b)

covalent

(c)

co-ordinate covalent bond

(d)

all the above

The molar ratio of hydrochloric acid and nitric acid in aquaregia is______

(a)

1:3

(b)

6:3

(c)

2:3

(d)

3:1

____________acts as birth canal.

(a)

Fallopian tube

(b)

Vagina

(c)

Uterus

(d)

Vasdeferens

Personal computer comes under the_________ computer.

(a)

mainframe

(b)

rrum

(c)

micro

(d)

super

Air gets ____________ as we go down below the sea level like mines

(a)

heavier

(b)

thinner

(c)

greater

(d)

lesser

Which of the following sound is not the cause of noise pollution?

(a)

Loud speaker

(b)

Horn of vehicle

(c)

Explosion

(d)

Television

Stars in a constellation form _____________.

(a)

No shape

(b)

any arbitrary shape

(c)

a recognisable shape

(d)

a straight line always

The source of drug of liquid paraffin is _____________.

(a)

Micro organism

(b)

Minerals

(c)

Plants

(d)

Animal

Which part of plant consisting Nitrogen fixing bacteria?

(a)

Roots

(b)

Stems

(c)

Leaves

(d)

All the above