_____________is used to measure mass.

(a)

Stop clock

(b)

Beam balance

(c)

electronic balance

(d)

Graduated cylinder

A cheetah running with an average speed of_____________

(a)

112 kmIh

(b)

121 km/h

(c)

211 km/h

(d)

122 km/h

__________is a smallest particle

(a)

Molecule

(b)

Element

(c)

Atom

(d)

Substance

The first land plants are____________

(a)

Neem tree

(b)

hibiscus'

(c)

banyan tree

(d)

mosses and liver worts

____________can live for many days without drinking water.

(a)

Dog

(b)

Elephant

(c)

Cow

(d)

Camel

Any human being should take minimum ___________ of water every day.

(a)

2 liters

(b)

3 liters

(c)

8 liters

(d)

6 liters

___________________ helps to regulate the temperature of our planet.

(a)

Water

(b)

Salinity

(c)

Pollutants

(d)

Industry

_____________ is a soft white or grey, naturally available mineral.

(a)

Gypsum

(b)

Chemical change

(c)

Physical change

(d)

Chemistry

___________ are the main sources of food for human.

(a)

Plants

(b)

Spices

(c)

ornamental

(d)

natural fibers

Which one is Hardware includes Input and Output devices?

(a)

Cabinet

(b)

Video player

(c)

Audio player

(d)

Drawing tools