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Class 8 Practice – Level 2 – Set 2 – Coal and Petroleum
Total questions: 25
1.
Which of the following is NOT a method of coal mining?
Surface mining
Underground mining
Hydraulic mining
Open-pit mining
None
2.
What is the main cause of acid rain associated with coal combustion?
Carbon dioxide
Sulfur dioxide
Methane
Nitrogen oxides
None
3.
What type of coal is primarily used for generating electricity?
Lignite
Bituminous
Anthracite
Peat
None
4.
Which of the following fuels is a solid fossil fuel?
Crude oil
Natural gas
Coal
Kerosene
None
5.
In the context of fossil fuels, what does the term 'carbon footprint' refer to?
The amount of carbon in fossil fuels
The total greenhouse gas emissions caused by human activities
The physical footprint of fossil fuel extraction sites
The size of coal reserves
None
6.
Which of the following is a major environmental concern related to petroleum extraction?
Land degradation
Oil spills
Water contamination
All of the above
None
7.
Which of the following products is derived from coal tar?
Diesel
Kerosene
Asphalt
Ethanol
None
8.
What is the primary purpose of refining crude oil?
To increase its volume
To remove impurities and separate useful products
To convert it into coal
To increase its viscosity
None
9.
The term 'biomass' refers to:
Organic material from living or recently living organisms
Minerals found in the earth
Fossil fuels formed from ancient plants
Any form of non-renewable energy
None
10.
Which of the following is a renewable source of energy?
Coal
Natural gas
Solar energy
Petroleum
None
11.
Which fuel is known for causing lesser emissions compared to coal?
Oil
Natural gas
Biomass
Wood
None
12.
What is one of the primary advantages of using biofuels?
They are derived from finite resources
They can be produced from waste materials
They have a high carbon footprint
They require extensive mining
None
13.
Which of the following is a characteristic of lignite coal?
High carbon content
Highest energy content
Lowest carbon content
Used in steel production
None
14.
What is the process of converting natural gas into liquid form called?
Liquefaction
Gasification
Compression
Distillation
None
15.
Which substance is primarily responsible for global warming due to fossil fuel use?
Carbon monoxide
Nitrogen dioxide
Carbon dioxide
Sulfur dioxide
None
16.
What type of energy is generated from burning fossil fuels?
Mechanical energy
Chemical energy
Thermal energy
Electrical energy
None
17.
The largest consumers of coal in the world are:
Developed countries
Developing countries
Small island nations
Arctic regions
None
18.
Which fossil fuel is primarily used for heating homes?
Natural gas
Coal
Biomass
All of the above
None
19.
The extraction of which fossil fuel can lead to fracking?
Coal
Oil
Natural gas
Peat
None
20.
Which type of coal is often referred to as 'brown coal'?
Anthracite
Bituminous
Lignite
Peat
None
21.
What is the impact of acid rain on the environment?
It increases soil fertility
It harms aquatic life
It has no significant effect
It reduces air quality
None
22.
Which of the following is NOT a byproduct of burning coal?
Ash
Carbon dioxide
Methane
Sulfur dioxide
None
23.
Which gas is primarily released from coal-fired power plants?
Oxygen
Carbon monoxide
Nitrogen
Carbon dioxide
None
24.
The term 'petrochemicals' refers to
Chemicals derived from plants
Chemicals derived from fossil fuels
Chemicals used in agriculture
Chemicals used for cleaning
None
25.
Which of the following is a direct consequence of oil spills?
Air pollution
Soil erosion
Water contamination
Acid rain
None
1 out of 25
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