How much carbon dioxide gas is removed from the atmosphere annually at the end of the process of photosynthesis?
- A$1600$ crore tonnes
- B$2200$ lakh tonnes
- C$1600$ lakh tonnes
- D$2200$ crore tonnes
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The chemical entities present in the thermosphere of the atmosphere are
The incorrect statement$(s)$ among $(a) - (d)$ regarding acid rain is (are) :
$(a)$ It can corrode water pipes.
$(b)$ It can damage structures made up of stone.
$(c)$ It cannot cause respiratory ailments in animals.
$(d)$ It is not harmful for trees.
$(a)$ It can corrode water pipes.
$(b)$ It can damage structures made up of stone.
$(c)$ It cannot cause respiratory ailments in animals.
$(d)$ It is not harmful for trees.
Which of the following is not a greenhouse gas?
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View SolutionWhich of the following causes "blue baby syndrome"?
Match $List-I$ with $List-II$:
$List-I$ (Pollutant) $List-II$ (Source) $A$. Microorganisms $I$. Strip mining $B$. Plant nutrients $II$. Domestic sewage $C$. Toxic heavy metals $III$. Chemical fertilizer $D$. Sediment $IV$. Chemical factory
Choose the correct answer from the options given below:
| $List-I$ (Pollutant) | $List-II$ (Source) |
| $A$. Microorganisms | $I$. Strip mining |
| $B$. Plant nutrients | $II$. Domestic sewage |
| $C$. Toxic heavy metals | $III$. Chemical fertilizer |
| $D$. Sediment | $IV$. Chemical factory |
Choose the correct answer from the options given below:
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