Coal and Petroleum Worksheet-7

Coal and Petroleum Worksheet-7

1. In the oil wells, natural gas forms the top most layer, followed by oil and finally water. This is because

(a) Oil and gas are heavier than water      

(b) Oil and gas are lighter than water

(c) Oil and gas stick to each other

(d) None of these

2. Read the given statements and select the correct option.

Statement 1: Coal, petroleum and natural gas can not be prepared in the laboratory.

Statement 2: Their formation is a slow process and the required conditions cannot be created in the laboratory.

(a) Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1

(b) Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1

(c) Statement 1 is true and statement 2 is false

(d) Both statements 1 and 2 are false

3. The term 'black gold' is used for

(a) Charcoal      (b) Coke             (c) Petroleum   (d) None of these

4. Which of the following statements is false ?

(a) Kerosene is a fossil fuel

(b) Coal tar is composed of a single constituent

(c) CNG is less polluting than petrol

(d) Coal tar is composed of a single constituent & CNG is less polluting than petrol.

5. In a fractionating column, substances with _____ boiling points condense first

(a) Lower                                       (b) Higher

(c) Moderately low                       (d) Moderately high

6. The main constituent of biogas obtained from biomass is

(a) Butane         (b) Propane       (c) Ethane         (d) Methane

7. PCRA stands for

(a) Petrol Conservation Research Association

(b) Petroleum Conservation Research Association

(c) Petrochemical Conservation Research Association

(d) Petrol Conversion Research Association

8. Match both the columns and select the correct option from the codes given below.

(a) (A)-(I); (B)-(III); (C)-(IV); (D)-(II)

(b) (A)-(II); (B)-(I); (C)-(III); (D)-(IV)

(c) (A)-(IV); (B)-(I); (C)-(II); (D)-(III)

(d) (A)-(IV); (B)-(I); (C)-(III); (D)-(II)

9. I am a fuel used for vehicles and also at home. I can be easily transported through pipes. I am used as a starting material for the manufacture of a number of chemicals and fertilizers. I am

(a) Liquefied Petroleum Gas     (b) Natural gas

(c) Coal gas                                    (d) Helium gas

10. Find the odd one out.

(i) Coal, (ii) Charcoal, (iii) Wood

(a) (i) Coal

(b) (ii) Charcoal

(c) (iii) Wood

(d) Both (ii) Charcoal & (iii) Wood

11. Arrange the following in order of increasing volatility,

(i) Fuel oil, (ii) Gasoline, (iii) Diesel oil, (iv) Paraffin oil.

(a) (iii) < (ii) < (iv) < (i)              (b) (iv) < (iii) < (ii) < (i)

(c) (i) < (iii) < (ii) < (iv)              (d) (ii) < (iv) < (i) < (iii)

12. The useful products of destructive distillation of coal are

(a) Coke, coal tar, coal gas and ammonia compounds

(b) Coke, charcoal, coal tar and coal gas

(c) Coal tar, coal gas and LPG

(d) Petrol, coke, coal tar and coal gas

13. Petrol, diesel and oil are examples of _____ sources of energy while biogas, wind and sun are ____ sources of energy.

(a) Non-renewable, renewable

(b) Renewable, non-renewable

(c) Renewable, renewable

(d) Non-renewable, exhaustible

Answer Key:

(1)-(b); (2)-(a); (3)-(c); (4)-(b); (5)-(a); (6)-(d); (7)-(b); (8)-(c); (9)-(b); (10)-(a); (11)-(d); (12)-(a); (13)-(a)