LONG ANSWER QUESTIONS

Author:NCERT

NCERT Biology Solutions for Exercise - LONG ANSWER QUESTIONS

Simple step-by-step solutions to LONG ANSWER QUESTIONS questions of Sexual Reproduction in Flowering Plants from NCERT Exemplar Biology - Class 12. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from LONG ANSWER QUESTIONS with Hints & Solutions

EASY
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>LONG ANSWER QUESTIONS>Q 1

Starting with the zygote, draw the diagrams of the different stages of embryo development in a dicot.

MEDIUM
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>LONG ANSWER QUESTIONS>Q 2

What are the possible types of pollinations in chasmogamous flowers? Give reasons.

HARD
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>LONG ANSWER QUESTIONS>Q 3

With a neat, labelled diagram, describe the parts of a mature angiosperm embryo sac. Mention the role of synergids.

HARD
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>LONG ANSWER QUESTIONS>Q 4

Draw the diagram of a microsporangium and label its wall layers. Write briefly on the role of the endothecium.

HARD
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 2 - Sexual Reproduction in Flowering Plants>LONG ANSWER QUESTIONS>Q 5

Embryo sacs of some apomictic species appear normal but contain diploid cells. Suggest a suitable explanation for the condition.