Natural Resources Multiple Choice Questions and Answers for Practice

16. What is deforestation?

1. None
2. Product of forest
3. destruction of forest
4. Forest Protection

17. Which among the following result in the formation of soil?

1. Pollution
2. Radiation
3. Weathering
4. Erosion

18. The resources that can be replaced by natural ecological cycle is called

1. natural
2. Renewable
3. non-renewable
4. exhaustible

19. Green revolution is associated with ..............................

1. silviculture
2. sericulture
3. agriculture
4. fish culture

20. Smog is a mixture of

1. Sulphur Dioxide and Fog
2. Smoke and Fog,
3. Snow and Fog
4. Snow and Dust

21. Mulching helps in

1. soil sterility
2. soil fertility
3. moisture conservation
4. improvements soil structure

22. The main energy source for the environment is ...........................

1. Electrical energy
2. Solar energy
3. Chemical energy
4. Bioelectric energy

23. The amount of solar radiation reaching the surface of the earth is called

1. solvents
2. Solar flux
3. reflected light
4. minerals

24. Pedology?

1. none
2. Study of water
3. Study of air
4. Study of soil

25. What are rodenticides?

1. that kill crocos
2. that kill fishes
3. that kill insects
4. that kill rats

26. Major consumer of wood from forest is ........................

1. none
2. Thermal Power Plant
3. Paper Industry
4. Chemistry Industry

27. Ozone layer is present in

1. Ionosphere
2. Troposphere
3. Stratosphere
4. Mesosphere

28. Ozone Umbrella is located in which layer of atmosphere

1. Ionosphere
2. Troposphere
3. Stratosphere
4. Mesosphere

29. The most harmful of ultraviolet radiations are

1. All the above.
2. UV-C
3. UV-B
4. UV-A

30. Moisture in the air is known as

1. Humidity
2. Water
3. Fog
4. Snow