In angiosperms, endosperm is formed by

Important Questions on Reproduction in Lower and Higher Plants

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 1

Point out the odd one

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

Name the part of gynoecium that determines the compatible nature of pollen grain.

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

How many haploid cells are present in a mature embryo sac ?

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

Even though each pollen grain has $2$ male gametes, why atleast $20$ pollen grains are required to fertilize $20$ ovules in a particular carpel?

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

Define megasporogenesis.

EASY

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

What is hydrophily?

MEDIUM

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

Name the layer which supplies nourishment to the developing pollen grains.

EASY

12th Maharashtra Board

IMPORTANT

Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2

Define parthenocarpy.