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

Important Questions on Sexual Reproduction in Flowering Plants

EASY

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 8

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

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 9

Can an unfertilised, apomictic embryo sac give rise to a diploid embryo? If yes, then how?

EASY

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 10

Which are the three cells found in a pollen grain when it is shed at the three-celled stage?

EASY

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 11

What is self-incompatibility?

EASY

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 12

Name the type of pollination in self-incompatible plants

EASY

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 13

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

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 14

Which is the triploid tissue in a fertilised ovule? How is the triploid condition achieved?

MEDIUM

12th CBSE

IMPORTANT

NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>VERY SHORT ANSWER TYPE QUESTIONS>Q 15

Are pollination and fertilisation necessary in apomixis? Give reasons.