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Published on: 29/10/2025
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Questions + Answers key
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1.
Refining of petroleum is carried out in a _________.
2.
__________is a petroleum gas in liquid form.
3.
Petroleum is also called_________.
4.
Excessive burning of fossils fuels is a major cause of_________.
5.
The process of separating the various constituents of petroleum is known as_________.
6.
During the processing of coal to get coke, coal tar and _______ are also obtained.
7.
The black thick liquid with _______ smell is known as coal tar.
8.
Coal and petroleum are formed from the dead remains of organisms and are known as_________.
9.
The slow process of conversion of dead vegetation into coal is called__________.
10.
The substances formed from natural gas and petroleum are called_____________
11.
Petroleum is very important so, it is called______________________
12.
Sunlight is an ______________natural resource.
13.
_______________is used in vaseline
14.
Forests and coal are ___________________natural resources
15.
Petroleum,_____________________ and ______________________are fossil fuels.
16.
Coal tar is a black, thick_____________ with an _______________smell.
17.
When heated in air, coal burns and produces_________ mainly gas.
18.
Coal is one of the _____________used to cook food
19.
Least polluting fuel for vehicle is ___________________
20.
Process of separation of different constituents from petroleum is called ____________________
21.
Fossil fuels are __________,____________ and ______________
22.
Coke is harder and denser than charcoal
23.
Oxygen gas is produced when coal burns
24.
First oil well was drilled in USA.
25.
Petroleum is found in the purest form under the earth's crust.
26.
CNG stands for Combined Natural Gas.
27.
CNG is less polluting fuel than petrol and diesel
28.
Under high temperature and pressure, dead plants get slowly converted to coal.
29.
Wildlife is an exhaustible natural resource.
30.
Resources which are present in unlimited quantity in nature are called exhaustible natural resources.
31.
Oxygen in air is an exhaustible natural resource
32.
Kerosene is not a fossil fuel.
33.
Coal tar is a mixture of various substances.
34.
Coke is almost pure form of carbon
35.
CNG is more polluting fuel than petrol.
36.
Fossil fuels can be made in the laboratory.
37.
Coal-tar contains about _______ substances:
400
300
100
200
38.
It was used for street lighting for the first time in London.
Coke
Coal-tar
Coal gas
Petrol
39.
The World's first oil well was drilled in :
USSR
USA
India
UK
40.
Which is not a constituent of petroleum?
Petrol
Diesel
Sunlight
Bitumen
41.
A black, tough and porous substance is :
Coal tar
Coal Gas
Coke
Diesel
42.
Which is not an exhaustible natural resource?
Sunlight
Petroleum
Natural gas
Wildlife
43.
PCRA stands for:
Public Conservation Research Association
Petroleum Conservation Research Association
Public Council of Research Association
Partial Counting of Remaining Amendment.
44.
Which of the following is exhaustible natural resource?
Water
Air
Sunlight
Coal
45.
The product(s) obtained by destructive distillation of coal is/are
coal tar
coke
coal gas
All of these
46.
When coal burns in air
carbon monoxide is formed
sulphur dioxide is formed
oxygen is formed
carbon dioxide is formed
47.
Purest form of carbon is
coal
charcoal
coke
All of these
48.
Petroleum was formed from organisms
living on the land
living on the plants
living in the sea
living on the rocks
49.
Choose the correct statement from the following.
It is difficult to transport natural gas through pipes
The disadvantage of natural gas is that it cannot be used directly for burning in homes
Natural gas is stored under high pressure as compressed natural gas
Natural gas cannot be used for power generation
50.
Which of the following is not a constituent of petroleum?
Paraffin wax
Lubricating oil
Petrol
Coke
51.
Naphthalene balls are obtained from coal tar and are used as
mosquito repellant
moth repellant
snake repellant
52.
Which substance is formed by the carbonisation of dead vegetation?
Coal
Coke
Coal gas
Coal tar
53.
Coal is formed from the remains of
vegetation only
animals only
both vegetation and animals
neither vegetation nor animals
54.
Fossil fuels are obtained from
remains of non-living materials
dead remains of birds only
dead remains of insects only
dead remains of living organisms
55.
Exhaustible natural resources are
unlimited in quantity
not dependent on nature
limited in quantity
not exhausted by human activities
56.
Coal is processed in industries to get some useful products. Which of the following is not obtained from coal?
Coke
Coal tar
Coal gas
CNG
57.
Which of the following is a pair of exhaustible natural resources?
Coal and soil
Air and sunlight
Water and petroleum
Wildlife and minerals
58.
Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
Coal
Petroleum
Sunlight
Minerals
59.
Various materials which are obtained from nature are called natural resources. Which of the following is not a natural resource?
Minerals
Water
Soil
Plastic
60.
Petrol and diesel
61.
LPG
62.
Good fuels
63.
Oil refinery
64.
Coal
65.
Coke
66.
Paraffin wax
67.
Petroleum
68.
Natural gas
69.
Used for road surfacing
70.
What are the uses of diesel?
71.
Where is oil found in India?
72.
When was coal gas first used for street lighting in London?
73.
Write one use of coal.
74.
Name some useful products obtained from coal when it is processed in industry.
75.
What happens when coal is heated in air?
76.
What are fossil fuels?
77.
Nutsgilh is an example of inexhaustible natural resources.
78.
Keenrose is a fuel used in jet crafts.
79.
Rineryfe is a place where various fractions of petroleum are separated.
80.
Umpetlore is a fossil fuel.
81.
Loca is obtained from mines.
1.
( )
petroleum refinery
2.
( )
LPG
3.
( )
black gold
4.
( )
global warming
5.
( )
refining
6.
( )
coal gas
7.
( )
coal
8.
( )
fossil fuels
9.
( )
carbonization
10.
( )
petrochemicals
11.
( )
black gold
12.
( )
inexhaustible
13.
( )
Paraffinwax
14.
( )
exhaustible
15.
( )
coal, natural gas
16.
( )
liquid, unpleasant
17.
( )
carbon dioxide
18.
( )
fuels
19.
( )
Compressed Natural Gas (CNG)
20.
( )
refining
21.
( )
coal, petroleum, natural gas
22.
(a)
23.
(b)
24.
(a)
25.
(b)
26.
(b)
27.
(a)
28.
(a)
29.
(a)
30.
(b)
31.
(b)
32.
(b)
33.
(a)
34.
(a)
35.
(b)
36.
(b)
37.
(d)
200
38.
(c)
Coal gas
39.
(b)
USA
40.
(c)
Sunlight
41.
(c)
Coke
42.
(a)
Sunlight
43.
(b)
Petroleum Conservation Research Association
44.
(d)
Coal
45.
(d)
All of these
46.
(d)
carbon dioxide is formed
47.
(c)
coke
48.
(c)
living in the sea
49.
(c)
Natural gas is stored under high pressure as compressed natural gas
50.
(d)
Coke
51.
(b)
moth repellant
52.
(a)
Coal
53.
(a)
vegetation only
54.
(d)
dead remains of living organisms
55.
(c)
limited in quantity
56.
(d)
CNG
57.
(d)
Wildlife and minerals
58.
(c)
Sunlight
59.
(d)
Plastic
60.
( )
Fractions of petroleum
61.
( )
Fuel for home
62.
( )
Produce-more energy
63.
( )
Barauni
64.
( )
Purest form of carbon
65.
( )
Purestform of carbon
66.
( )
Vaseline and candles
67.
( )
Black gold
68.
( )
CNG
69.
( )
Bitumen
70.
( )
Diesel is used as fuel for heavy motor vehicles, electric generators etc.
71.
( )
Oil is found in India in Assam, Gujarat, and Mumbai High and in the river basin of Godavari and Krishna.
72.
( )
Coal gas was used for street lightning for the first time in London in 1810 and in New York around 1820.
73.
( )
Coal is used in thermal power plants to produce electricity.
74.
( )
Coal is processed in industry to get some useful products such as coke, coal-tar and coal gas.
75.
( )
When coal gets heated in air, it burns and produces mainly carbon dioxide gas.
76.
( )
Some exhaustible natural resources are formed from the dead remains of living organisms. Hence, these are all known as fossil fuels.
77.
( )
Sunlight.
78.
( )
Kerosene
79.
( )
Refinery
80.
( )
Petroleum
81.
( )
Coal,
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