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प्रश्न
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
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उत्तर
| 'A' | 'B' | |
| Male | (b) | 44 + XY |
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संबंधित प्रश्न
Give the significance of fertilization.
State whether the following statement is true (T) or false (F):
A fertilised egg becomes a seed.
State whether the following statement is true (T) or false (F):
The plumule of an embryo gives rise to the root system.
Name the following:
The fully developed part of the ovary containing a mature egg.
Name the following:
The accessory gland in human males whose secretion activates the sperms
What are the functions of testes?
Where does fertilization occur?
Give Reasons
Gametes have a haploid (n) number of chromosomes.
Give Reasons
The urethra is also called urinogenital duct.
Give Reasons
A large number of sperms are required for fertilizing one egg.
Complete the following sentences with appropriate word:
The sperms in a human male are produced in _____.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sperm is a highly motile male gamete.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The process of fusion of the sperm nucleus and the egg nucleus is termed implantation.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Fertilization is the product of the egg nucleus and the sperm nucleus.
Answer the following question.
What is capacitation? Give its importance.
Write a short note on fallopian tube.
Identify the function of fertilization membrane.
Which of the following occurs due to the process of capacitation?
Match the items in column I with those in column II and write down the matching pairs (some may not match).
| Column I | Column II | ||
| (a) | Acrosome | (i) | An embryo which looks like human baby. |
| (b) | Gestation | (ii) | Luteinizing hormone |
| (c) | Menopause | (iii) | Ovum producing cells. |
| (d) | Foetus | (iv) | Semen |
| (e) | Oogenesis | (v) | Spermatozoa |
| (f) | Ovulation | (vi) | Complete stoppage of menstrual cycle. |
| (vii) | Time taken by a fertilised egg till the delivery of baby. |
