MCQ
In angiosperms, the functional megaspore of a linear tetrad is the
- AFirst nearest to the micropyle
- BSecond from micropyle
- CThird from micropyle
- ✓Fourth from micropyle
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| Column - $I$ | Column - $II$ |
| $(a)$ Herbivores-Plants | $(i)$ Commensalism |
| $(b)$ Mycorrhiza-Plants | $(ii)$ Mutualism |
| $(c)$ Sheep-Cattle | $(iii)$ Predation |
| $(d)$ Orchid-Tree | $(iv)$ Competition |