MCQ
In Pinus megaspore on germination forms
- APollen tube with two motile sperms
- ✓Endosperm with archegonia
- CEndosperm with sperms
- DEndosperm with embryo sac
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$I.$ Malpighian corpuscle
$II.$ $PCT $(Proximal Convoluted Tubules)
$III.$ $DCT$ (Distal Convoluted Tubules)
$IV.$ Loop of Henle
$V.$ Collecting duct
$(I)$ Compound epithelium is made of multi layered of cells.
$(II)$ Limited role in secretion and absorption.
$(III)$ To provide protection against chemical and mechanical stresses.
$(IV)$ It present in $PCT$.
| List $- I$(Biological Molecules) | List $- II$(Biological functions) |
| $(a)$ Glycogen | $(i)$ Hormone |
| $(b)$ Globulin | $(ii)$ Biocatalyst |
| $(c)$ Steroids | $(iii)$ Antibody |
| $(d)$ Thrombin | $(iv)$ Storage product |
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