CBSE Class 8 Science Worksheet - Revision Worksheet (3)

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THE INDIAN HEIGHTS SCHOOL

CLASS -VIII

SUBJECT- SCIENCE

WORKSHEET

NAME- DATE- __SEPT_9__, 2013

 

A. Multiple Choice Questions

1. Which of the following is not a fossil fuel?

a. Coal

b. Petroleum

c. Natural gas

d. Wood

2. Which of the following is not a product of coal?

a. Coke

b. Coal

c. Coal Gas

d. Natural Gas

3. Which of the following is not a petroleum product?

a. Kerosene

b. Paraffin wax

c. Lubricating Oil

d. Coke

4. Which of the following is an inexhaustible natural resource?

a. Coal

b. Natural gas

c. Air

d. Petroleum

5. Which of the following is an exhaustible natural resource?

a. Natural gas

b. Sun light

c. Air

d. None of these

6. Which of the following is used in production of electricity?

a. Coal

b. Coke

c. Coal gas

d. None of above

7. In these days for metalling of roads which of the following is used in place of coal-tar?

a. Petroleum product

b. Bitumen

c. Paraffin wax

d. None of above

8. The advantages of CNG is that it is a

a. Compressed gas

b. Natural gas

c. Supplied through pipes

d. All the above

B. One word substitution :

1. The superior quality of coal having 95% carbon is called as ________________.

2. A mixture of hydrogen, methane and carbon monoxide is called as _________________.

3. A substance which produces sufficient energy on burning is called as _________________

4. A liquid called black gold in known as ______________.

5. A kind of fuel used to cook food is called _________________________.



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