Environmental Issues Test

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Environmental Issues Test - 21

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Weekly Quiz Competition

Question 1
1 / -0

Waste from hospitals are known as

A
Industrial waste

B
Biomedical waste

C
Biomagnification

D
Eutrophication

Solution

Any waste which is generated during the diagnosis, treatment or immunization of human beings or animals or in research activities pertaining thereto or in the production or testing of biologicals is called biomedical wastes.
Question 2
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What is e-waste?

A
Hazardous chemical waste

B
Waste electronic equipment

C
Waste from nuclear power generation

D
Environmental friendly waste

Solution

Electronic waste or e-waste describes discarded electrical or electronic devices. Used electronics which are destined for reuse, resale, salvage, recycling or disposal are also considered e-waste.
Question 3
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What is the toxic substance contained by typical electronic waste?

A
PCBs

B
Dioxin

C
Pesticide-like compounds

D
Heavy metals
Question 4
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Air pollution is caused by:

A
human.

B
nature.

C
both nature and man.

D
forestation.

Solution

Air pollution could be both due to natural or man-made causes. The major factors affecting composition of air are: area of forests in the region (potential cause of forest fires), industries present in the area, density of population, urbanization, etc.
Question 5
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What is the single greatest source of solid waste?

A
Mining

B
Municipalities

C
Agriculture

D
Industry
Question 6
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Which country produces the most e-waste per year?

A
Britain

B
China

C
India

D
USA

Solution

China produces the largest amount of e-waste per year. When computers, televisions, music systems and other electronic products reach the ends of their lives, they often end up in China or other developing countries as e-waste. Such waste is a serious environmental threat in these parts of the world because of the poorly regulated conditions under which the waste is dismantled.
Question 7
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Different examples of waste are

A
Electronic waste

B
Waste water

C
Hazardous waste

D
All of the above
Question 8
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Ozone is present as a chief constituent in which region of the atmosphere?

A
Troposphere

B
Stratosphere

C
Mesosphere

D
Thermosphere

Solution

The stratosphere is a second layer of Earth's atmosphere. The troposphere, the lowest layer, is right below the stratosphere. The next higher layer above the stratosphere is the mesosphere.
Ozone is a three oxygen molecule that are abundant in the stratosphere, it absorbs energy from incoming ultraviolet radiation from the Sun.
Question 9
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Which of the following cause green house effect?
(i) Deforestation
(ii) Emission of gases from factories
(iii) Melting of polar ice

A
Only (i) and (ii)

B
Only (i) and (iii)

C
Only (ii) and (ii)

D
(i), (ii) and (iii)

Solution

Deforestation is removal, decrease or deterioration of forest cover of an area. It causes the change in climate, floods, soil erosion, siltation, cyclones, drought, desertification and increased level of carbon dioxide (greenhouse gas) in the atmosphere. Greenhouse gases like carbon dioxide and CH $_4$ that are also released from factories cause green house effect.
Question 10
1 / -0

Pallavi got PUC certificate for her vehicle which indicates which of the following criteria for the vehicle?

A
It has low rate of emission

B
It is equipped with new technology

C
It has greater fuel capacity

D
None of the above

Solution

Pollution Under Control (PUC) Certificate is a certificate that is mandatory for every vehicle owner to carry. The certification indicates that the emissions from the vehicle meet the standard pollution norms i.e. the vehicle has a low rate of emission and does not pollute the environment by contributing to air pollution. Thus the correct answer is option C.

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Re-Attempt Weekly Quiz Competition

Environmental Issues Test - 21

Result

Environmental Issues Test - 21

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SHARING IS CARING

Question 1

Industrial waste

Biomedical waste

Biomagnification

Eutrophication

Solution

Question 2

Hazardous chemical waste

Waste electronic equipment

Waste from nuclear power generation

Environmental friendly waste

Solution

Question 3

PCBs

Dioxin

Pesticide-like compounds

Heavy metals

Question 4

human.

nature.

both nature and man.

forestation.

Solution

Question 5

Mining

Municipalities

Agriculture

Industry

Question 6

Britain

China

India

USA

Solution

Question 7

Electronic waste

Waste water

Hazardous waste

All of the above

Question 8

Troposphere

Stratosphere

Mesosphere

Thermosphere

Solution

Question 9

Only (i) and (ii)

Only (i) and (iii)

Only (ii) and (ii)

(i), (ii) and (iii)

Solution

Question 10

It has low rate of emission

It is equipped with new technology

It has greater fuel capacity

None of the above

Solution

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