Pollution of Air and Water Test

Result

Pollution of Air and Water Test - 33

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following steps were ordered by the Supreme Court to save the Taj Mahal?

A
Use of cleaner fuels

B
Use of unleaded petrol in automobiles

C
Both A and B

D
None of above

Solution

The Taj Mahal is getting destroyed due to acid rain. One of the most fundamental solutions to acid rain is to utilize fuels that burn more cleanly or to burn coal more efficiently. This will greatly reduce the possibilities of acid rain developing in the atmosphere. Also, the use of unleaded petrol will further bring down the levels of pollution. Both these steps were ordered by the Supreme Court to be implemented in the Taj zone.
Question 2
1 / -0

Which of the following methods can be used for purification of water?

A
Physical treatment

B
Removal of suspended impurities

C
Chemical treatment

D
Both B & C

Solution

Purification is done in $$2$$ simple steps:
$$1$$. Removal of suspended impurities
$$2$$. Chemical treatment
Question 3
1 / -0

The pollutants in the air are:

A
melting white marbles of Taj Mahal.

B
discoloring white marbles of Taj Mahal.

C
forming cracks in the marbles of Taj Mahal.

D
All of the above

Solution

Since the area in which Taj Mahal is located is surrounded by many industries and factories, they emit a great amount of pollutants into the atmosphere. They even release toxic and acidic components in the nearby water bodies. The pollutants in air are discolouring the white marbles of Taj Mahal due to acidic corrosion (caused by the oxides of non-metals like sulfur and nitrogen).
Question 4
1 / -0

Which of the following are air pollutants?

A
Soot

B
Smoke

C
CFCs

D
All of the above

Solution

Soot is black unburnt particles of organic substances suspended in air. Smoke contains oxides of nitrogen and sulphur. CFCs are chemical substances released from air conditioners, refrigerators, etc. All three of these pollute the air.
So, option D is correct.
Question 5
1 / -0

In order to save the Taj Mahal, the Supreme court has ordered the industries and vehicles to switch to:

A
LPG

B
CNG

C
unleaded petrol

D
All of the above

Solution

Taj Mahal is one of the seven wonders of the world, has been severely affected by acid rain. In order to save Taj, the Supreme court has ordered the industries near Taj Mahal to switch to cleaner fuels like LPG and CNG. Also, the automobiles should switch to unleaded petrol in the Taj zone.
Question 6
1 / -0

_________ is a gas in the atmosphere that traps radiation.

A
Global gas

B
Greenhouse gas

C
Green gas

D
Noble gas

Solution

A greenhouse gas is a gas in the atmosphere that traps radiation and is the fundamental cause of the greenhouse effect. The primary greenhouse gases in Earth's atmosphere are water vapor, carbon dioxide, methane, nitrous oxide, and ozone.
Question 7
1 / -0

Macroscopic water pollutants include:

A
E. coli bacteria

B
plastic

C
lead

D
ammonia

Solution

Macroscopic pollutants are large visible items polluting the water may be termed "floatables". These pollutants can include items as trash or garbage (e.g. paper, plastic, or food waste) discarded by people on the ground, along with accidental or intentional dumping of rubbish, that are washed by rainfall into storm drains and eventually discharged into surface waters.
Question 8
1 / -0

Which of the following research found that Ganga is one of the ten most endangered rivers of the world?

A
World Wide Fund For Nature

B
World Wild Nation

C
World River Organization

D
World Health Organization

Solution

A study by World Wide Fund For Nature found that Ganga is one of the ten endangered rivers of the world. The pollution level has been rising for many years.
Question 9
1 / -0

______ was launched in 1985 to save river Ganga.

A
Ganga River Plan

B
Ganga Action Plan

C
Ganga Organization

D
Save Ganga Plan

Solution

Ganga river is considered to be one of the ten endangered rivers of world. The river is dead at many places because aquatic life cannot survive there. Inorder to save Ganga river, a plan called Ganga Action Plan was launched in 1985. It aims at reducing the pollution level of the river.
Question 10
1 / -0

Which of the following gases damages the ozone layer?

A
Carbon monoxide

B
Sulphur dioxide

C
CFCs

D
Nitrogen

Solution

Chlorofluorocarbons (CFCs) are used in refrigerators, air conditioners and aerosol sprays. CFCs damage the ozone layer of the atmosphere.

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Re-Attempt Weekly Quiz Competition

Pollution of Air and Water Test - 33

Result

Pollution of Air and Water Test - 33

Score

-

Rank

-

SHARING IS CARING

Question 1

Use of cleaner fuels

Use of unleaded petrol in automobiles

Both A and B

None of above

Solution

Question 2

Physical treatment

Removal of suspended impurities

Chemical treatment

Both B & C

Solution

Question 3

melting white marbles of Taj Mahal.

discoloring white marbles of Taj Mahal.

forming cracks in the marbles of Taj Mahal.

All of the above

Solution

Question 4

Soot

Smoke

CFCs

All of the above

Solution

Question 5

LPG

CNG

unleaded petrol

All of the above

Solution

Question 6

Global gas

Greenhouse gas

Green gas

Noble gas

Solution

Question 7

E. coli bacteria

plastic

lead

ammonia

Solution

Question 8

World Wide Fund For Nature

World Wild Nation

World River Organization

World Health Organization

Solution

Question 9

Ganga River Plan

Ganga Action Plan

Ganga Organization

Save Ganga Plan

Solution

Question 10

Carbon monoxide

Sulphur dioxide

CFCs

Nitrogen

Solution

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