EASY
12th ICSE
IMPORTANT
Earn 100

What is emasculation?

Important Questions on Sexual Reproduction in Flowering Plants

MEDIUM
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2018>Q 3
Define parthenocarpy.
MEDIUM
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2018>Q 4

Give a reason for the following.

Pollen grains of wind pollinated flowers are produced in large quantities.

HARD
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2018>Q 5
Draw a labelled diagram of the mature embryo sac of angiosperms.
MEDIUM
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2019>Q 6
State four features of flowers pollinated by insects.
HARD
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2019>Q 7
Draw a labelled diagram of the T.S. of a mature anther.
MEDIUM
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2019>Q 8
Explain the different types of endosperms in angiosperms.
HARD
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2020>Q 9
The flowers which open their petals to expose their reproductive parts to allow pollination are called:
MEDIUM
12th ICSE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 2 - Sexual Reproduction in Flowering Plants>icse-2020>Q 10
Draw a labelled diagram of a germinating pollen grain with at least four labellings.