Question

1.... fill in the blanks..

a.)lead in the exhaust of automobiles is highly_____________.
b.) oxides of ______and _________are responsible for acid rain..
c.)the trapped heat in the atmosphere of the earth __________the green house from inside.
d.)increase in concentration of________in atmosphere causes global warming.
e.) __________ damage the ozone layer in atmosphere.

true or false...
1.. air pollution causes global warming..
2.. non -piosonous gases are produced by burning fossil fuels in automobiles.
3.. Acid rain is useful for plant and animal life .
​

Answer 1

b) nitrogen, oxygen
d)carbon dioxide
e)CFCs
true or false
1)true
2)false
3) false

Answer 2

a. dangerous
b. nitrogen and sulphur
c. causes
d.carbon dioxide
5. chlorofluorocarbons

1. true
2. false
3. false

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