EASY
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Assertion (A): Unlike coconut, groundnut consume endosperm completely during embryo development

Reason (R): Though the embryogeny is similar in groundnut and coconut, perisperm is seen in coconut

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Important Questions on Sexual Reproduction in Flowering Plants

EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
During post fertilization, the ovule changes into a/an _____.
 
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
You are given castor and bean seeds. Which one of the two would you select to observe the endosperm?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
How many meiotic and mitotic divisions are required for the formation of male gametophytes from a pollen mother cell?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Name the part of the flower which develops into the fruit after fertilization.
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
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.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
The development of endosperm precedes that of embryo in plants. Justify.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Describe the structure of the cellular endosperm with a diagram.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
The coconut water from tender coconut represents:
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Select the correct sequence of Embryogenius in Dicots ?
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.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
In apple, the chromosome number of gametes is 17. What is the chromosome number in its Primary Endosperm Nucleus (PEN)?
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 different types of endosperm with suitable diagrams.
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.
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Describe in brief the embryo formation process in dicotyledonous angiosperm.
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
Write about the changes that occur after fertilization in plants.
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.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Post-Fertilization Events in Plants
The sequence of stages during embryogenesis of a dicotyledonous embryo.
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?