Question

Fill in the blanks :

1. ______natural resources are continually renewed by nature and are inexhaustible.

2._______are remains of plants and animals trapped between layers of rocks.

3. Bacterial action slowly converted_________present in wood into coal.

4. _________is the variety of coal with maximum carbon content and a very high calorific value.

5. _________of coal produces coke, coal tar and coal gas.

6. Separating crude oil into different useful components by fractional distillation is called________.





​

Answer 1

Answer:

1. Renewable

2. Fossil

4. Anthracite

5. destructive distillation

6. refining of petroleum

Answer 2

Explanation:

1. Renewable

2. Humus

3.carbonisation

4.Antracite

5.coking