MCQ
What happens in osteoporosis?
- ADecrease in progesterone.
- BIncrease in progesterone.
- CDecrease in estrogen.
- DBoth 2 and 3.
Explanation:
In osteoporosis, there is decrease in levels of estrogen.
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$1$. In the structure of cell wall.
$2$. As a food storage substance
$3$. In protein synthesis
$4$. As an enymes
$5$. In the structure of $DNA$
| Column $I$ | Column $II$ |
| $a.$ Auxin | $(i)$ Root hair formation |
| $b.$ Cytokinin | $(ii)$ Seed development |
| $c.$ Ethylene | $(iii)$ Xylem differentiation |
| $d.$ $ABA$ | $(iv)$ Nutrient mobilisation |
$(a) C _{4} H _{6} O _{5}$ $(b) C _{6} H _{12} O _{6}$ $(c) C _{18} H _{36} O _{2}$ $(d) \;Succulents \;(night)$