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Class 4 Science Chapter 7 Test 2


Updated: 12 Jun 2022

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Welcome to your Class 4 Science Chapter 7 Test 2

1. 
Fossils are found under ______

2. 
Coal, petrol, diesel and natural gas take ______ of years to form

3. 
Some renewable resources are used as ______ substitutes.

4. 
Coal, petrol, diesel and natural gas are ______ resources.

5. 
______ are used to make wires, coins, jewelry and utensils.

6. 
The lavish use of natural resources is causing irreparable ______ to our environment.

7. 
Dinosaurs were present on earth ______ of years ago.

8. 
The skeletons of many ancient animals are still preserved in:

9. 
Those unlimited resources which can be replaced after use are called _____resources.

10. 
Recycling saves natural resources by making things________.

11. 
An example of non-renewable sources is:

12. 
______ are simple solid chemical substances which are present in the earth.

13. 
______ were lizards like giant animals.

14. 
Dinosaurs are now_______.

15. 
Those resources which cannot be replaced by new ones easily are called ______ resources

16. 
Due to excessive use of natural resources, renewable resources will also run out or will become________.

17. 
_______is/are called non-renewable resources.

18. 
About what percentage of the Earth’s surface is land?

19. 
Air, water, soil, forest and solar energy are ________resources.

20. 
To make things reusable is called:


jawad khalil

jawad khalil

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