MCQ
The word 'crossing over' is given by
- ABateson
- BDarlington
- ✓Morgan
- DMuller
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Statement $I:$Cleistogamous flowers are invariably autogamous
Statement $II:$Cleistogamy is disadvantageous as there is no chance for cross pollination.
In the light of the above statements, choose the correct answer from the options given below :
| $(a)$ Fourth trophic level | $(i)$ Crow |
| $(b)$ Second trophic level | $(ii)$ Vulture |
| $(c)$ First trophic level | $(iii)$ Rabbit |
| $(d)$ Third trophic level | $(iv)$ Grass |
Select the correct option :
$(a)\quad(b) \quad(c) \quad(d)$