Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
MediumAssertion : Pollen mother cells $(PMCs)$ are the first male gametophytic cells.
Reason : Each $PMC$ gives rise to two pollens.
Reason : Each $PMC$ gives rise to two pollens.
- AIf both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- BIf both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- CIf the Assertion is correct but Reason is incorrect.
- DIf both the Assertion and Reason are incorrect.
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Continued self-pollination results in
If the roots of a flowering plant contain $24$ chromosomes,how many chromosomes will its gametes contain?
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View SolutionWhich of the following statements is correct?
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View SolutionMatch the following columns:
Column-$I$ Column-$II$ $(a)$ Sporopollenin $(1)$ Spindle-shaped nucleus $(b)$ Cellulose,Pectin $(2)$ Exine $(c)$ Vegetative cell $(3)$ Intine $(d)$ Generative cell $(4)$ Irregularly shaped nucleus
| Column-$I$ | Column-$II$ |
| $(a)$ Sporopollenin | $(1)$ Spindle-shaped nucleus |
| $(b)$ Cellulose,Pectin | $(2)$ Exine |
| $(c)$ Vegetative cell | $(3)$ Intine |
| $(d)$ Generative cell | $(4)$ Irregularly shaped nucleus |
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