Energy one word test-1

Energy - One word test (Question 10, 11 and 12 are complusory )

1. Which of the following is/are fossil fule -

i. Tar ii. Coal iii. Petroleum

a. i only b. i and ii c. ii and iii d. i, ii, and iii

2.What are the steps will you adopt for better waste management?

a. reduce the amount of waste formed b. reuse the waste c. recycle the waste d. all the above

3. The gas released from vechicles exhaust are ?

i. carbon monoxide ii) Sulphur dioxide iii) Oxides of nitrogen

a. i and ii b. i and iii c. ii and iii d. i, ii and iii

4. Soil erosion can be prevented by

a. deforestation b. afforestion c. over growing d. removal of vegetation

5. A renewable source energy is

a. Petroleum b. Coal c. nuclear fuel d. trees

6. Soil erosion is more where there is

a. no rain fall b. low rain fall c. rain fall is high d. none of these

7. An inexhaustible resource is

a. sind power b. soil fertility c. wild life d. all of the above

8. Common energy source in village is

a. electricity b. coal c. biogas d. wood and animal dung

9. Green house effect refers to

a. cooling of the earth b. trapping of UV rays c. cultivation of plants d. warming of earth

10. A Cheap conventional, commerical and inexhaustible source of energy is

a. hydropower b. solar energy c. wind energy d. thermal energy

11. Global warming will cause

a. raise in the level of oceans b. melting of glaciers c. sinking of islands d. all of the above

12. Which of the following statement is wrong with respect to wind energy

a. Wind energy is renewable energy b. The bladesof wind mill are operated with the help of electric motor c. productin of wind energy is pollution free d. usage of wind energy can reduce the consumption of fossil fuels