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प्रश्न
Choose the correct answer:
First menstrual cycle is known as ___________
विकल्प
menopause
amenorrhoea
puberty
Menarche
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उत्तर
First menstrual cycle is known as menarche
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संबंधित प्रश्न
List any four methods of contraception used by humans. State in brief two advantages of adopting such preventive methods.
What could be the reasons for adopting contraceptive methods?
Give appropriate biological/technical terms for the following:
The kind of twins formed from two fertilized eggs.
What are the male sex cells in humans called?
What joins embryo to placenta in mother's body?
Describe in brief the role of testis in human male reproductive system.
Choose the correct answer:
When pregnancy does not occur, the life of corpus luteum is about _____________
Name the following:
Male and Female organs on specific individuals.
Name the Following
Days in the human gestation period.
Given below are the events in human reproduction. Write them in correct sequential order.
Insemination, gametogenesis, fertilisation, parturition, gestation, implantation
