Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
EasyWhich one of the following chemicals induces polyploidy in plant cells?
- A$2, 4-D$ ($2$, $4$-Dichlorophenoxyacetic acid)
- BRifampicin
- CCytokinin
- DColchicine
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Statement $Y$: In angiosperms,double fertilization is observed.
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View SolutionMatch Column-$I$ with Column-$II$ and select the correct option using the codes given below:
Column-$I$ Column-$II$ $(A)$ Pistils fused together $(1)$ Gametogenesis $(B)$ Formation of gametes $(2)$ Monocarpellary $(C)$ Hyphae of higher Ascomycetes $(3)$ Syncarpous $(D)$ Unisexual female flower $(4)$ Dikaryotic
| Column-$I$ | Column-$II$ |
|---|---|
| $(A)$ Pistils fused together | $(1)$ Gametogenesis |
| $(B)$ Formation of gametes | $(2)$ Monocarpellary |
| $(C)$ Hyphae of higher Ascomycetes | $(3)$ Syncarpous |
| $(D)$ Unisexual female flower | $(4)$ Dikaryotic |
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