With a neat, labelled diagram, describe | Class 12 Biology Chapter Sexual Reproduction in Flowering Plants, Sexual Reproduction in Flowering Plants NCERT Solutions

Q4. With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.

An ovule is a female megasporangium where the formation of megaspores takes place.

Angiosperm Ovule

The various parts of an ovule are –

(1) Funiculus – It is a stalk-like structure which represents the point of attachment of the ovule to the placenta of the ovary.

(2) Hilum – It is the point where the body of the ovule is attached to the funiculus.

(3) Integuments –They are the outer layers surrounding the ovule that provide protection to the developing embryo.

(4) Micropyle – It is a narrow pore formed by the projection of integuments. It marks the point where the pollen tube enters the ovule at the time of fertilization.

(5) Nucellus – It is a mass of the parenchymatous tissue surrounded by the integuments from the outside. The nucellus provides nutrition to the developing embryo. The embryo sac is located inside the nucellus.

(6) Chalazal – It is the based swollen part of the nucellus from where the integuments originate.

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This question is important because it tests key concepts from the NCERT syllabus and is frequently asked in CBSE exams.

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What is the correct answer to: With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.?

An ovule is a female megasporangium where the formation of megaspores takes place.



The various parts of an ovule are –

(1) Funiculus – It is a stalk-like structure which represents the point...

How do you solve With a neat, labelled diagram, describe the parts of a typical angiosperm ovule. step by step?

Step-by-step explanation:
• An ovule is a female megasporangium where the formation of megaspores takes place



What common mistakes should be avoided in this question?

Students often lose marks by skipping steps, writing incomplete explanations, or misunderstanding keywords used in the question.

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Student Discussion

Azir hussain
Class · · , · Oct 21, 2019
Give full answer with diagram
👍 👎 Reply
Raut chandramuni
Class · · , · Sep 26, 2019
Nice explanation
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Aishwarya
Class · · , · Sep 10, 2019
Really i thankfull to you
Awesome explanation
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Aishwarya
Class · · , · Sep 10, 2019
Really i thankfull to you.
Awesome explanation
👍 👎 Reply
Anushka Trivedi
Class · · , · Aug 30, 2019
Awesome explanation wid daigram thank uh so much
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Anushka Trivedi
Class · · , · Aug 30, 2019
Nice explanation wid daigram ... Awesome bd thank uh so much.
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Randhir Kumar bhagat
Class · · , · Aug 29, 2019
Hii
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Randhir Kumar bhagat
Class · · , · Aug 29, 2019
Long type answer lag raha hai
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Randhir Kumar bhagat
Class · · , · Aug 29, 2019
Long type answer are not required
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Sital kumari
Class · · , · Aug 04, 2019
Bahut aacha answer h
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