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प्रश्न
What are the signs of puberty in human males and females?
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उत्तर
In a boy: Change of voice and discharge of semen.
In a girl: Appearance of the menses, the appearance of mammary glands, and widening of the hips.
संबंधित प्रश्न
List any four methods of contraception used by humans. State in brief two advantages of adopting such preventive methods.
What is meant by implantation?
Rewrite the terms in the correct order so as to be in a logical sequence.
Implantation, ovulation, child birth, gestation, fertilisation.
In male and female reproductive system of human, ______ gland is same.
Give the names:
Methods of family planning.
What is reproduction? List its two types.
______ is a lytic enzyme released by the sperm.
Cryptorchidism is a condition where ______.
Which one of the following statements about human sperm is correct?
Distinguish between Vasa efferentia and Vasa deferentia.
