MCQ
What material should be used to make the bottle opener?


- ARubber.
- ✓Metal.
- CFabric.
- DAll of these.

Metal, since the opener should be hard and strong.
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| S.No. | Column-$I$ | Column-$II$ | |
| $A.$ | Habitat. | $(p)$ | Plants. |
| $B.$ | Biotic component. | $(q)$ | Terrestrial habitat. |
| $C.$ | Abiotic component. | $(r)$ | Dwelling place of an organism. |
| $D.$ | Desert. | $(s)$ | Air. |