Question

C ocean bed
d. forests
$. Petroleum is obtained from
a. rocks
b. minerals
9. A fuel should
have High calorific value
c. easy to handle
10. The fossil fuels are
a. renewable resources
c. both of these
b. be cost effective
d. all of these
b. non-renewable resources
d. none of these
3. Fill in the blanks.
1. A fuel produces Da-be disclon combustion.
2 onlar is obtained from coal and is used for construction of roads.
is obtained from fractional distillation of petroleum and is used for making
shoe polish
are obtained from coal.
5. Natural resources are which are present in abundance and can be replenished are called
3
and
c. Give one word for the following.
2. Type of pollution caused by burning of fossil fuels
2. Natural gas mainly contains this gas​

Answer 1

Answer:

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Answer 2

Answer:

C ocean bed

d. forests

$. Petroleum is obtained from

a. rocks

b. minerals

9. A fuel should

have High calorific value

c. easy to handle

10. The fossil fuels are

a. renewable resources

c. both of these

b. be cost effective

d. all of these

b. non-renewable resources

d. none of these

3. Fill in the blanks.

1. A fuel produces Da-be disclon combustion.

2 onlar is obtained from coal and is used for construction of roads.

is obtained from fractional distillation of petroleum and is used for making

shoe polish

are obtained from coal.

5. Natural resources are which are present in abundance and can be replenished are called

3

and

c. Give one word for the following.

2. Type of pollution caused by burning of fossil fuels

2. Natural gas mainly contains this gas

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