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Class-5 – Science-Natural Resources and Calamities

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Class-5 - Science-Natural Resources and Calamities-1

1 / 20

Which of the following factors is/are responsible for the depletion of the world's natural resources?
i. Increasing numbers of vehicles in use
ii. An increase in the human population
iii. The greater use of biodegradable products

2 / 20

Which one of the following is not a fossil fuel?

3 / 20

Which of the following statements is false?

4 / 20

Where is the largest solar plant of India located?

5 / 20

Which of the following is an environmental consequence of floods?

6 / 20

_____ is the major raw material for biogas.

7 / 20

A place where an earthquake originates is called the

8 / 20

Why is organic matter (humus) an important part of soil?

9 / 20

Which energy source below best fits the information in the chart? Type of
energy:
Advantages                                             Disadvantages
Simple to transport                                 Air and water pollution
Supply available for 250 more years        Habitat destruction

10 / 20

_____ helps the environment by slowing down the rate at which we have
to burn garbage or put it in landfills.

11 / 20

The water holding capacity is highest in:

12 / 20

Which out of the following is derived from the ocean waters?

13 / 20

Which of the following layers of soil supports plant growth?

14 / 20

Terrace farming helps in:

15 / 20

The death of the last individual of a species is called

16 / 20

Coal, when burnt, produces:

17 / 20

A dark-coloured substance formed from dead remains of plants and animals is called _____

18 / 20

Name the mineral which is used to reduce cavity.

19 / 20

What is soil erosion?

20 / 20

A flash flood is a flood that:

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