EASY
Earn 100

Seeds offer several advantages to angiosperms. One of them is that seed formation is more dependable. This is because:

50% studentsanswered this correctly

Important Questions on Sexual Reproduction in Flowering Plants

EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Which one of the following fruits is parthenocarpic?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Draw L.S of an embryo of grass and label its parts.
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
With the help of a well labelled diagram, explain the different parts of a dicot embryo.
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Describe in brief the embryo formation process in dicotyledonous angiosperm.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants

In the given diagram identify the parts labelled as a, b, c and d.

Question Image

MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
The early stages of embryo development are similar in both dicots and monocots. However, mature embryos have differences. Write two major differences between dicot embryo and monocot embryo.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Explain the embryonic development in angiosperm plants. Draw a labelled diagram of the heart-shaped embryo.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Define parthenocarpy.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Which one of the following statements regarding post-fertilization development in flowering plants is incorrect?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Different parts of embryonic axis based on cotyledon position in a dicot embryo
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants

For given diagram, choose the correct labelling for ' X ',Y ' and ' Z '.

Question Image

EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Non-albuminous seed is produced in:
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
What is the significance of the dispersal of seeds? Give any two points.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
What is megasporogenesis? Explain the development of eight nucleate embryosac in flowering plants.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Differentiate between Parthenocarpy and Parthenogenesis. Give one example of each.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
What is parthenocarpic fruit? How can the formation of such fruits be induced?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Why is an apple called a false fruit? Which part of it forms the fruit?
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Identify the correct statements among the following.
(A) Ability of the pistil to recognise the pollen is the result of a dialogue between pollen grain and pistil.
(B) Epicotyl has a shoot apex and a few leaf primordia enclosed in a hollow foliar structure coleoptile.
(C) Seed which germinates immediately after formation will be used as store food for next season.
(D) In coconut, the white kernel is cellular endosperm and liquid is the free nuclear endosperm.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Testa and Tegmen of the seed coat represent
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Persistent nucellus in the seed is observed in