Fossil Fuels

Q.

Which one of the following is not a fossil fuel?

1. Coal

2. Oil

3. Natural Gas

4. Biogas

Q. Arrange the following types of coal in the increasing order of carbon content in it.

1. Anthracite, lignite, peat, bituminous
2. Bituminous, peat, lignite, anthracite
3. Bituminous, lignite, peat, anthracite
4. Anthracite, peat, lignite, bituminous

Q. What is the percentage of carbon in peat?

1. 80
2. 30
3. 50
4. 40

Q. Arrange the periods of the Palaeozoic era in ascending order of geological timescale.

1. Cambrian - Ordovician - Silurian -Devonian - Carbon erus - Permian
2. Cambrian - Devonian - Ordovician - Silurian - Carbon erous - Permian
3. Cambrian - Ordoviian - Devonian - Silurian - Carbon erous - Permian
4. Silurian - Devonian - Cambrian - Ordovician - Permian - Carboniferous.

Q.

Which of the following are major greenhouse gases?

1. Carbon Monoxide

2. Carbon Dioxide

3. Nitrogen Oxide

4. All the above

Q.

___ is the main chemical element present in coal and petroleum.

Q. Which gas is mainly responsible for Global warming?

1. Oxygen
2. Carbon monoxide
3. Carbon dioxide
4. Sulphur dioxide

Q. Choose the correct option regarding the statements given below:
1. Coal and petroleum are fossil fuels.
2. Fossil fuels are inexhaustible resources.
3. We obtain petrol from petrochemicals.
4. Fossil fuels are present in limited quantity.

1. 1 and 2 are correct
2. 1 and 4 are correct
3. 1, 2 and 3 are correct
4. 1, 3 and 4 are correct

Q. Why is natural gas preferred over kerosene for cooking applications?

1. Natural gas is a renewable fuel.
2. Natural gas is more affordable than kerosene.
3. Low sulphur content in natural gas.
4. Storage of natural gas is easier.

Q.

Identify the wrong statement in the following:

1. Chlorofluorocarbons are responsible for the depletion of the ozone layer.

2. The greenhouse effect is responsible for global warming.

3. The ozone layer does not permit infrared radiation from the sun to reach the earth.

4. Acid rain is mostly because of oxides of nitrogen and sulphur.

Q.

Which one of the following is not a fossil fuel?

1. Biogas

2. Petroleum Gas

3. Natural Gas

4. Coal

Q.

What are the fossil fuels that are replenished again called?

Q.

What should be the characteristics of alternative resources?

Q.

Statement I : Fossil fuels are renewable sources of energy.
Statement II: Renewable sources are collected from resources which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat.

1. Only statement I is correct.

2. Only statement II is correct.

3. Both statement I and statement II are correct.

4. Both statement I and statement II are wrong.

Q. Cambrian, Ordovician , Silurian, Devonian, Carboniferous and Permian are the six periods of the ___ era.

Q.

The given diagram shows the relative contribution of different greenhouse gases to global warming. Answer the following question

Concentration of methane (CH₄ ) has tremendously increased since pre-industrial times. Comment.

Q.

Excessive combustion of fossil fuels leads to __________.

1. global warming
2. earthquakes
3. volcanic eruptions
4. deforestation

Q. How coal and petroleum were formed?

Q.

The softest and the hardest coal among the following are _________ and ___________ respectively.

1. lignite and anthracite

2. anthracite and bituminous

3. sub-bituminous and Lignite

4. anthracite and lignite

Q. Regarding the assertion and reason choose the right option.
Assertion [A]: Warm and moist environment can enhance the rate of decomposition.
Reason [R]: Anaerobic condition can enhance the rate of decomposition.

1. Both A and R are true and R explains A
2. Both A and R are true R does not explain A
3. A is true and R is false
4. Both A and R are false

Q. Which of the following is/are fossil fuel(s)?

1. Coal and petroleum
2. Wind energy
3. Solar energy
4. Tidal energy

Q. differentiate between

1. peat & bituminous
2. lignite & anthracite

Q.

Question 16
The quality of air at various locations is monitored regularly by the government and other agencies? In what way can you use these data?

Q. The world's highly prized wool yielding Pashmina breed is ..........

1. Goat
2. Kashmiri sheep-Afghan sheep cross
3. Goat-sheep cross
4. Sheep

Q.

Discuss the greenhouse effect of glass.

Q. Choose the odd one out from each of the following sets:
$\left(I\right)p\to Hadean,q\to Phanerozoic,r\to Palaeozoic,s\to Proterozoic$
$\left(II\right)p\to Ordovician,q\to Permian,r\to Silurian,s\to Cretaceous$
$\left(III\right)p\to Oligocene,q\to Miocene,r\to Pliocene,s\to Permian$
$\left(IV\right)p\to Cenozoic,q\to Palaeozoic,r\to Jurassic,s\to Mesozoic$

1. (I)-r, (II)-p , (III)- q, (IV)- s
2. (I)-r, (II)-s, (III)-s, (IV)-r
3. (I)-s, (II)-r, (III)-p, (IV)-q
4. (I)-p, (II)-q, (III)-r, (IV)-s

Q.

Which of the following is not a greenhouse gas?

1. methane

2. carbon monoxide

3. ammonia

4. carbon dioxide

Q. Find the odd one out and explain the reason
(Peat, Anthracite, Bauxite, Lignite)

Q. is the trapping of environmental heat by the gases present in the atmosphere.

1. Solar effect
2. Greenhouse effect
3. Radioactive effect