EASY
Earn 100

Endosperm is a product of _____ and embryo is a product of _____.

50% studentsanswered this correctly

Important Questions on Sexual Reproduction in Flowering Plants

EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
In angiosperms, the development of male gametophyte takes place from ___________.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Angiospermic plants are characterised by
(i) Double fertilisation
(ii) Triploid endosperm
(iii) Diploid endosperm
Choose the correct option from the following regarding above statements?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Function of filiform apparatus is to:
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
What is triple fusion? Name the nuclei involved in triple fusion.
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
An apple showing monosporic type of embryo sac development assumed to develop a fruit with 12 seeds. Find out the no. of chromosomes present in megaspore mother cell, functional megaspores, egg cells, synergids, antipodals, zygote and PEN
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Describe the process of double fertilisation in angiosperms. What is its significance?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
A flower with Tt genotype is cross - pollinated by TT pollens. What will the genotypes of the resulting endosperm and embryo, respectively, be?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
What is triple fusion? What are the nuclei involved in triple fusion?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
An angiosperm was identified with its endosperm of 6n. Assuming that this is a self-pollinating species, which one of the following is the correct ploidy of the parent?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
The additional nuclear ploidy levels found in a diploid angiosperm species in full bloom compared to its vegetative stage are
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization

What is double fertilization? Describe the process with diagrams from the stage of megaspore formation to zygote formation.

EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Double fertilization is exhibited by:
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
What is triple fusion? Write the significance of it.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Amphimixis is:
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Define triple fusion. What is the product of this process?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Write a short note on double fertilisation.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Why the process of fertilization in angiosperm is referred as double fertilization?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Which cell of the female gametophyte is involved in the formation of primary endosperm nucleus (PEN) after fertilization ?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
Union of Pronuclei of the gametes is called ___.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Double Fertilization
The process of double fertilization is the