Coal and Petroleum Worksheet-4

Coal and Petroleum Worksheet-4

1. Which of the following is not a renewable source of energy?

(a) Coal              (b) Wood           (c) Cow dung    (d) Agriculture waste

2. The main source of energy for all living beings on earth is:

(a) Bio energy                                (b) Hydral energy

(c) Wind energy                            (d) Solar energy

3. ____ energy in plants is used by man in the form of food.

(a) Chemical     (b) Electrical    (c) Bio                (d) Physical

4. The earth gives up ______ energy into atmosphere.

(a) light              (b) heat              (c) chemical      (d) wind

5. Decomposition of animal and plant waste in the absence of air produces

(a) gas carbon  (b) coal gas       (c) biogas           (d) marsh gas

6. The slurry residue after obtaining biogas is used as:

(a) pesticide      (b) manure        (c) insecticide  (d) none

7. Renewable sources of energy are produced in nature:

(a) biennial                                    (b) annually

(c) continuously                            (d) quarterly

8. Match column 'A' with 'B':

(a) A-1, B-2, C-3, D-4                  (b) A-2, B-1, C-4, D-3

(c) A-3, B-2, C-4, D-1                  (d) A-4, B-3, C-2, D-1

9. The main constituents of petroleum gas is:

(a) butane          (b) propane       (c) methane      (d) ethane

10. Fly ash is produced by:

(a) petroleum   (b) natural gas  (c) coal               (d) all of these

Answer Key:

(1)-(a); (2)-(d); (3)-(a); (4)-(b); (5)-(c); (6)-(b); (7)-(c); (8)-(b); (9)-(a); (10)-(c)