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GRADE-8 SCIENCE SAMPLE TEST PAPER

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.

Which of the following is rich in organic nutrients?

a)

Potash

b)

Urea

c)

Compost

d)

Chemical fertilizers

2.

Which of these crops is suitable for growing in the monsoon season?

a)

Linseed

b)

Barley

c)

pea

d)

Soya beans

3.

The process of removing the husk from the grain is called________

a)

Winnowing

b)

Weeding

c)

Harvesting

d)

Threshening

4.

The process of loosening and turning of the soil using a tool or an implement is called___________

a)

Ploughing

b)

Levelling

c)

Sowing

d)

Broadcasting

5.

Crops that are grown during monsoon and require more water for growth are called kharif crops.

a)

True

b)

False

6.

The plant roots contain nitrogen fixing bacteria:

a)

Orange

b)

Mango

c)

Leguminous plants

d)

Tomato

7.

Growing different crops alternately on the same land is technically called

a)

Crop Alternation

b)

Crop Revolution

c)

Crop Change

d)

Crop Rotation

8.

Process of cutting of crops after its maturation is known as

a)

Threshing

b)

Harvesting

c)

Winnowing

d)

None of these.

9.

For growing a crop, sufficient sunlight, water and nutrients from the soil are not essential.

a)

True

b)

False

10.

……………… are called Farmer’s friend

a)

Snails

b)

Lizards

c)

Caterpillar

d)

Earthworms

11.

Chemical substances used to kill unwanted plants in the crop field is called --------------.

a)

Manure

b)

Fertilizers

c)

Weedicides

d)

Pesticides

12.

Threshing can be done using the machine combine.

a)

True

b)

False

13.

Large scale storage of grains is done in----------- to protect them from pests silos.

a)

True

b)

False

14.

_________________ is the simplest and easiest method that involves manual scattering of seeds on a leveled field.

a)

Harvesting

b)

Broadcasting

c)

Threshing

d)

Winnowing

15.

WHAT IS CROP?

a)

WHEN DIFFERENT PLANTS ARE CULTIVATED ON SAME PATCH OF LAND ON LARGE SCALE

b)

WHEN SAME TYPE OF PLANTS ARE CULTIVATED IN SAME PATCH OF LAND ON LARGE SCALE

c)

WHEN SAME TYPE OF PLANTS ARE CULTIVATED IN DIFFERENT LANDS IN LESS NUMBER

d)

NONE OF THE ABOVE

16.

In order to obtain a higher yield, farmers must undertake various agricultural practices. Which is the first step in this process?

a)

Addition of manure

b)

Harvesting

c)

Irrigation

d)

Preparation of soil

17.

Do plants need Nitrogen, Phosphorus, and Potassium?

a)

Yes

b)

No

18.

DURATION OF RABI CROP IS------

a)

JUNE TO SEPTEMBER

b)

OCTOBER TO MARCH

c)

JUNE TO DECEMBER

d)

MARCH TO JUNE

19.

Name the process in which excessive supply of water reduces air in soil spaces.

a)

Water logging

b)

Weeding

c)

Lodging

d)

Irrigation

20.

Select the traditional system of irrigation from these.

a)

Sprinkler system

b)

Pulley system

c)

Drip irrigation

d)

None of the above