EASY
12th CBSE
IMPORTANT
Earn 100

Name the parts of pistil which develop into fruit and seeds.

Important Questions on Sexual Reproduction in Flowering Plants
EASY
12th CBSE
IMPORTANT
In the case of polyembryony, if an embryo develops from the synergid and another from the nucellus, which is haploid and which is diploid?

MEDIUM
12th CBSE
IMPORTANT
Can an unfertilised, apomictic embryo sac give rise to a diploid embryo? If yes, then how?

EASY
12th CBSE
IMPORTANT
Which are the three cells found in a pollen grain when it is shed at the three-celled stage?

EASY
12th CBSE
IMPORTANT
What is self-incompatibility?

EASY
12th CBSE
IMPORTANT
Name the type of pollination in self-incompatible plants

EASY
12th CBSE
IMPORTANT
Draw the diagram of a mature embryo sac and show its 8 -nucleate, 7 -celled nature. Show the following parts: antipodals, synergids, egg, central cell, polar nuclei.

EASY
12th CBSE
IMPORTANT
Which is the triploid tissue in a fertilised ovule? How is the triploid condition achieved?

MEDIUM
12th CBSE
IMPORTANT
Are pollination and fertilisation necessary in apomixis? Give reasons.
