MCQ
Which is the most important service provided by environment?
- ARelease of oxygen
- BFormation of ozone layer
- ✓Carbon assimilation in photosynthesis
- DAgents of pollination
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|
Column $I$
|
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Column $II$
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| $A$ |
$\text{UV}$
|
$i$ |
Biomagnificatron
|
| $B$ |
Biodegradable Organic matter
|
$ii$ |
Eutrophication
|
| $C$ |
$\text{DDT}$
|
$iii$ |
Snow blindness
|
| $D$ |
Phosphates
|
$iv$ |
$\text{BOD}$
|