EASY
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Which of the following gases causes acidification of ocaen?

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Important Questions on People, Development and Environment

EASY

What was the aim of Ganga Action Plan initiated by the Union Government?
1. Streamlining the flow of the Ganga River.
2. Reduction of Pollution on Ganga River.
3. Efficient use of Ganga water for irrigation.
4. Using Ganga River for generating hydel energy.

EASY
Which of the following gases are not responsible for the greenhouse gas effect on Earth?
MEDIUM
Methane contributes towards global warming so it is called a _____ gas.
MEDIUM
In 2016, the storm 'Imogen' accompanied by heavy rain, battered_____.
HARD

Consider the following statements

1. Ultraviolet rays coming from Sun causes skin cancer.

2. Carbon monoxide is harmful to human beings as it is with higher affinity for hemoglobin as compared to oxygen.

3. Taj Mahal is threatened by pollution from sulphur dioxide.

4. BOD is Biological Oxygen Demand.

Which of the statements given above is/are correct?

MEDIUM
The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere because it absorbs _____.
HARD

Due to improper/indiscriminate disposal of old and used computers of their parts, which of the following are released into the environment as e-waste?  

1. Beryllium

2. Cadmium

3. Chromium

4. Heptachlor

5. Mercury

6. Lead

7. Plutonium

Select the correct answer using the codes given below.

HARD
The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?
EASY
In rural areas, cow dung is used to coat the floor and walls of huts to _____.
MEDIUM

Which of the following are some important pollutants released by the steel industry in India?

1. Oxides of sulphur

2. Oxides of nitrogen

3. Carbon monoxide

4. Carbon dioxide

Select the correct answer using the codes given below:

EASY
Rina has separated the garbage waste into two piles depending on the criteria:
EASY
Which state has launched India's first online waste exchange platform?
EASY

The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere because it absorbs _____.

EASY
The laboratory from where carbon dioxide measurements have been taken since 1958 which form the basis of the present global warming data base is _____.