set 8

Question 1

Name the category of chemicals released by many deodrants, that are harmful to the ozone layer of the earth’s atmosphere.

Answer 1

Chlorofluorocarbons

Question 2

Over which continent was a massive hole in the ozone layer first discovered in 1985?

Answer 2

Antarctica

Question 3

Which chemical led to the Bhopal gas tragedy in 1984?

Answer 3

Methyl isocyanate

Question 4

. Name the Japanese city where the most significant environmental treaty was signed by 192 parties to reduce the emission of gases that contribute to global warming.

Answer 4

Kyoto

Question 5

SPM,compromising smoke,dust,and vapour in the air,causes haze and leads to respiratory problems.What does the abbreviation SPM stand for?

Answer 5

Suspended paticulate matter

Question 6

Which country was hit by an eathquake in 2011 that initiated a series of tsunami waves and triggered a major nuclear accident?

Answer 6

Japan

Question 7

Which gas traps the heat of the sunlight and doesn’t allow it to escape the earth’s atmosphere?

Answer 7

Carbon dioxide

Question 8

. In which city was the 2017 United Nations Climate Change Conference,COP23,where a global agreement on reduction of climate change was negotiated?

Answer 8

Bonn , Germany

Question 9

What is the process of wearing down of top soil by forces of nature like wind and water called?

Answer 9

Soil erosion

Question 10

What is the phenomenon of rise in temperatures near the earth’s surface ,due to the accumulation of harmful gases in the atmosphere called?

Answer 10

Global warming