Why do mammals of colder regions generally have shorter ears and limbs?
$I.$ To minimize their surface area to volume ratio
$II.$ To minimize heat loss
$III.$ To maximize their surface area to volume ratio
$IV.$ To maximize heat loss
Choose the correct combination from the given options:
$I.$ To minimize their surface area to volume ratio
$II.$ To minimize heat loss
$III.$ To maximize their surface area to volume ratio
$IV.$ To maximize heat loss
Choose the correct combination from the given options:
- A$I$ and $II$
- B$II$ and $III$
- C$III$ and $IV$
- D$I$ and $IV$
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Match the columns:
Column-$I$ Column-$II$ $(a)$ Bears $(i)$ Diapause $(b)$ Snails $(ii)$ Hibernation $(c)$ Zooplanktons $(iii)$ Dormancy $(d)$ Seeds $(iv)$ Aestivation
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ Bears | $(i)$ Diapause |
| $(b)$ Snails | $(ii)$ Hibernation |
| $(c)$ Zooplanktons | $(iii)$ Dormancy |
| $(d)$ Seeds | $(iv)$ Aestivation |
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