Geography
Which types of resources of energy are coal, petroleum and natural gas?
- conventional sources
- non-renewable sources
- non-conventional sources
- Both (1) and (2).
Answer
Both (1) and (2) i.e., conventional sources & non-renewable sources
Reason — Coal, petroleum, and natural gas are conventional sources of energy that have been used for a long time. They are also non-renewable resources because they take millions of years to form and cannot be replenished quickly.
Related Questions
…………… coal has …………… per cent of carbon content and is the most preferred variety of coal.
- Lignite, 40
- Peat, 50
- Anthracite, 90
- Bituminous, 80
Bituminous coal is also known as …………… .
- coking coal
- Peat
- Steam oven
- Gas stove
Assertion (A): Natural gas is an eco-friendly fuel.
Reason (R): It is lighter than air and tends to dissipate in case of leakage.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R does not explain A.
- A is true but R is false.
- A is false but R is true.
Anthracite is ideal for domestic use as it is …………….
- smokeless
- high calorific value
- high carbon content
- All of them.