Advertisements
Advertisements
Question
Green house effect leads to global warming. Which substances are responsible for green house effect?
Advertisements
Solution
The heating of earth due to trapping of radiation is called greenhouse effect. The gases such as CO2, CH4, N2O, CFCl3, CF2Cl2, O3 etc. trap these radiations and are called greenhouse gases.
APPEARS IN
RELATED QUESTIONS
Explain tropospheric pollution in 100 words.
Carbon monoxide gas is more dangerous than carbon dioxide gas. Why?
List gases which are responsible for greenhouse effect.
What would have happened if the greenhouse gases were totally missing in the earth’s atmosphere? Discuss.
Which of the following gases is not a green house gas?
The gaseous envelope around the earth is known as atmosphere. The lowest layer of this is extended upto 10 km from sea level, this layer is ______.
The acids present in acid rain are:
(i) Peroxyacetylnitrate
(ii) H2CO3
(iii) HNO3
(iv) H2SO4
Acid rain is known to contain some acids. Name these acids and where from they come in rain?
Some time ago formation of polar stratospheric clouds was reported over Antarctica. Why were these formed? What happens when such clouds break up by warmth of sunlight?
Match the pollutant(s) in Column I with the effect(s) in Column II.
| Column I | Column II |
| (i) Oxides of sulphur | (a) Global warming |
| (ii) Nitrogen dioxide | (b) Damage to kidney |
| (iii) Carbon dioxide | (c) ‘Blue baby’ syndrome |
| (iv) Nitrate in drinking water | (d) Respiratory diseases |
| (v) Lead | (e) Red haze in traffic and congested areas |
Assertion (A): The pH of acid rain is less than 5.6.
Reason (R): Carbon dioxide present in the atmosphere dissolves in rain water and forms carbonic acid.
Assertion (A): Carbon dioxide is one of the important greenhouse gases.
Reason (R): It is largely produced by respiratory function of animals and plants.
Explain how does greenhouse effect cause global warming.
Which of the following is a secondary pollutant?
Thermal power plants can lead to ______.
Higher concentration of which gas in the air can cause stiffness of flower buds?
