Natural Resources MCQs Quiz Multiple Choice Questions & Answers

1. All forms of water that comes down on Earth, including rain, snow, hail etc. is known as ............................

1. Calcification
2. Fixation
3. Precipitation
4. Accumulation

2. The ocean covers ....................... percentage of Earths surface.

1. 51%
2. 61%
3. 71%
4. 91%

3. Extensive planting of trees to increase forest cover is called

1. Afforestation
2. Agroforestry
3. Deforestation
4. Social forestry

4. Atmospheric humidity is measured by

1. Auxanometer
2. Photometer
3. Hygrometer
4. none

5. Which gas is likely to be reduced in the atmosphere by deforestation?

1. Carbon dioxide
2. Nitrogen
3. Oxygen
4. Sulphur dioxide

6. The portion of the earth and its environment which can support life is known as ..............................

1. Crust
2. Biosphere
3. Exosphere
4. atmosphere

7. Which of the following is the most responsible for world water crisis?

1. Dams
2. Floods
3. Drought
4. Population growth

8. Soil erosion can be prevented by

1. Deforestation
2. Afforestation
3. Overgrazing
4. Removal of vegetation

9. Deforestation generally decreases

1. Global Warming
2. drought
3. Soil erosion
4. Rainfall

10. The unit of total water content of the soil is known as

1. Holard
2. Chraserd
3. Echard
4. All of the above

11. The components of LPG are ..............................

1. Methane & Hexane
2. Propane & Butane
3. Ethane & Methane
4. Propane & Ethane

12. A renewable source of energy is

1. Petroleum
2. Coal
3. Nuclear fuel
4. Trees

13. What is troposphere?

1. Portion of air
2. Portion of water
3. Lowest layer of atmosphere where we survive
4. Portion of sky

14. The capacity to do work is termed as

1. Power
2. Force
3. Strength
4. Energy

15. Grassland of USA is referred to as

1. Prairies
2. Steppes
3. Pampas
4. Veldts

16. What is deforestation?

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

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

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

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

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

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

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

20. Smog is a mixture of

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

21. Mulching helps in

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

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

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

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

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

24. Pedology?

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

25. What are rodenticides?

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

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

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

27. Ozone layer is present in

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

28. Ozone Umbrella is located in which layer of atmosphere

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

29. The most harmful of ultraviolet radiations are

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

30. Moisture in the air is known as

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