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Grade 7 Science : Test Sem 1

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Human beings can be categorised as

a)

Parasite

b)

Heterotroph

c)

Saprotrophs

d)

Autotrophs

2.

Which part of plant is called as food factory?

a)

Fruits

b)

Seeds

c)

Leaves

d)

Flowers

3.

The green pigment that is present in the leaves are called

a)

Haemoglobin

b)

Globuline

c)

Albumin

d)

Chlorophyll

4.

A plant-eating animal that brings back swallowed food into the mouth to chew it again is called a ruminant and the process is called

a)

Digestion

b)

Rumination

c)

Absorption

d)

Assimilation

5.

______ takes in food by the use of pseudopodia.

a)

Goat

b)

Tiger

c)

Amoeba

d)

Human

6.

The ___ helps in mixing saliva with food.

a)

Heart

b)

Stomach

c)

Nose

d)

Tongue

7.

Pick out the animal fibre in the following...

a)

Jute

b)

Wool

c)

Cotton

8.

The cleaning process of sheared skin with hair

a)

Sorting

b)

Scouring

c)

Shearing

9.
Hot coffee is stirred with a spoon; the spoon gets hot due to
a)
conduction
b)
convection
c)
radiation
10.

Sun Bathing

a)

Conduction

b)

Convection

c)

Radiation

11.

Neutralization is a reaction between

a)

Two acids

b)

Two bases

c)

One acid and one base

d)

None of them

12.

Sting of an ant contains

a)

Vinegar

b)

Common salts

c)

Milk of magnesia

d)

Formic acid

13.

A _____________________ is a change that affects one or more physical properties of a substance.

a)

feature

b)

physical change

c)

chemical change

d)

variable

14.

Which of the following are examples of a physical change?

a)

cutting your hair

b)

burning paper

c)

melting butter

d)

dissolving sugar in water

15.

A __________________ occurs when one or more substances change into entirely new substances with different properties.

a)

physical change

b)

chemical change

c)

characteristic change

d)

variable

16.

Which of the following signs show that a chemical change has taken place?

a)

production of a gas

b)

production of an odor

c)

change in energy

d)

all of these

17.

A carnivore with strips on it's body moves very fast while catching it's prey. It is likely to be found in

a)

Polar Region.

b)

Desert.

c)

Grassland.

d)

Tropical Rainforest.

18.

Form which instrument rainfall is measured

a)

Barometer

b)

Anemometer

c)

Rain Gauge

d)

None of Them

19.

A dark funnel shaped cloud that reaches from the sky to the ground is

a)

Hurricane

b)

Tornado

c)

Typhoon

d)

Thunderstorm

20.

Which part of the earth gets the maximum amount of sunlight?

a)

North Pole

b)

South Pole

c)

Equator

d)

Tropics