Gujarati
Hindi
1.Sexual Reproduction in Flowering Plants
medium

Which of the following indicates correct names of $A, B, C$ and $D$ regions of the given diagram?

A

$A- Male gamete \;B - Antipodals \;C - Egg cell \;D - Pollen tube$

B

$A -synergids\; B - Secondary nucleus\;C - Egg apparatus \;D - Integuments$

C

$A - Antipodals\; B - Male gametes\;C - Zygote\; D - Micropyle$

D

$A - Secondary nucleus\; B - Synergids\;C - Egg cell \;D - Integuments$

Solution

$A – Male gamete\; B- Antipodal cells\; C – Egg cell\; D-Pollen tube.$ In angiosperms, the pollen tube carries two male gametes, one fuses with egg to produce zygote, while second fuses with secondary nucleus to produce triploid primary endosperm nucleus.

Standard 12
Biology

Similar Questions

medium
(AIPMT-1991)

Start a Free Trial Now

Confusing about what to choose? Our team will schedule a demo shortly.