Question
Study the illustration given and answer the questions that follow:
Identify ‘d’.

Answer

d – cells of corona radiata.

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Similar questions

Identify ‘a’, ‘b’, ‘c’, ‘d’, ‘e’ and ‘f’ in the table given below:
S. No.
Syndrome
Cause
Characteristics of affected individuals
SexMale/ Female/ Both
1.
Down’s
Trisomy of 21
‘a’-
(i)
(ii)
‘b’
2.
‘c’
XXY
Overall masculinedevelopment.
‘d’
3.
Turner’s
45 with XO
‘e’-
(i)
(ii)
‘f’
A large number of married couples the world over are childless. It is shocking to know that in India the female partner is often blamed for the couple being childless.
Why in your opinion the female partner is often blamed for such situations in India?
Write two differences between spermatogenesis and oogenesis.
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Number Type No. of Pairs Region
———— Cervical ————- —————
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$L_1 – L_5$ ————- $5$ pairs Lower back
————- Sacral ————- Pelvic
————– Coccygeal ————— Tall region
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Give an account of energy flow in an ecosystem.
What are the Assisted Reproductive Techniques practised to help infertile couples? Describe any three techniques.
What are the adaptations in animals living under crushing pressure at great depths of ocean?
How are the morphological and biochemical/ physiological characteristics of plants associated with resistance to insect pests? Give any five examples of plants with their features and the name of the pest to which each is resistant.
Write any three differences between benign tumour and malignant tumour.