Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
MediumMatch the following:
Column-$I$ Column-$II$ $(1)$ Grasses $(P)$ Prevent autogamy and geitonogamy $(2)$ Hydrilla $(Q)$ Wind pollination $(3)$ Cleistogamous flower $(R)$ Water pollination $(4)$ Papaya $(S)$ Autogamy
| Column-$I$ | Column-$II$ |
|---|---|
| $(1)$ Grasses | $(P)$ Prevent autogamy and geitonogamy |
| $(2)$ Hydrilla | $(Q)$ Wind pollination |
| $(3)$ Cleistogamous flower | $(R)$ Water pollination |
| $(4)$ Papaya | $(S)$ Autogamy |
- A$1-P, 2-Q, 3-R, 4-S$
- B$1-P, 2-S, 3-R, 4-Q$
- C$1-S, 2-R, 3-Q, 4-P$
- D$1-Q, 2-R, 3-S, 4-P$
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Similar Questions
What is the process called where the pollen tube carries the male gametes to achieve fertilization?
MediumAIPMT 1994
View SolutionWhich of the following statements are true?
$P = \text{Papaver}$ has a multicarpellary syncarpous pistil.
$Q = \text{Endothecium}$ provides nourishment to the Microspore Mother Cell.
$R = \text{Commelina}$ has chasmogamous and cleistogamous flowers.
$P = \text{Papaver}$ has a multicarpellary syncarpous pistil.
$Q = \text{Endothecium}$ provides nourishment to the Microspore Mother Cell.
$R = \text{Commelina}$ has chasmogamous and cleistogamous flowers.
In the context of the life cycle of angiosperms, which of the following is the correctly ordered sequence?
Medium
View Solution$A$: The higher organisms must evolve a special mechanism for gamete transfer.
$R$: Male and female gametes are formed in different individuals.
$R$: Male and female gametes are formed in different individuals.
Medium
View SolutionMake the correct pair:
Column-$I$ Column-$II$ $A$. Tapetum $i$. Degenerate during development $B$. Intine $ii$. Resistant organic materials $C$. Vegetative cell $iii$. Pollen tube $D$. Sporopollenin $iv$. Provide nourishment to pollen grains
| Column-$I$ | Column-$II$ |
| $A$. Tapetum | $i$. Degenerate during development |
| $B$. Intine | $ii$. Resistant organic materials |
| $C$. Vegetative cell | $iii$. Pollen tube |
| $D$. Sporopollenin | $iv$. Provide nourishment to pollen grains |
Medium
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