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प्रश्न
Name the organs of the human male reproductive system and state the functions of any two organs.
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उत्तर
(i) The main organs of the human male reproductive system are testes and penis.
(ii) Epididymis, vas deferens, seminal vesicles, and prostate gland are also the organs of the human male reproductive system.
Functions:
(i) Testes produce sperms and the hormone testosterone.
(ii) Penis delivers the sperms to the site of fertilization.
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संबंधित प्रश्न
Explain the process of fertilization in human beings.
List two functions ovary of human female reproductive system.
Write the functions of the following parts in human female reproductive system:-
(i) Ovary
(ii) Oviduct
(iii) Uterus
Describe the function of placenta.
What are the changes seen in girls at the time of puberty?
The diagram shown below is the longitudinal section of a testis of man. Study it carefully and answer the questions that follow
(i) Label the parts numbered 1 to 3 in the diagram.
(ii) In which part of the testis are the sperms produced?
(iii) State the functions of the parts labelled 1 and 3 in the diagram.
State the main function of the corpus luteum.
A single highly coiled tube where sperms are stored gets concentrated, and mature is known as ______
The diagram shows female reproductive system. Name the parts labelled A to D.
(a) In which part do the sperms enter?
(b) Which part releases the egg?
(c) In which part does fertilisation take place?
(d) In which part does the foetus develop?
How long does a human baby take to develop before birth?
Fertilisation results immediately in the formation of ______.
The ratio of the number of chromosomes in a human zygote and a human sperm is ______
In humans, the fertilization takes place in:
Give the names:
Methods of family planning.
Choose the correct answer:
First menstrual cycle is known as ___________
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Acrosome
(ii) Ovulation (iii) Sperm (iv) Menopause (v) Implantation (vi) Fertilization (vii) Contraception in males |
(a) Male gamete
(b) Oviduct (c) Uterus (d) Spermatozoa (e) Progesterone (f) Stoppage of the menstrual cycle (g) Sudden change in genes |
Choose the Odd One Out:
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Write the difference between C and H.
Given below are the events in human reproduction. Write them in correct sequential order.
Insemination, gametogenesis, fertilisation, parturition, gestation, implantation
Arrange the following stages of human reproduction in their correct sequential order: Fertilisation, Gametogenesis, Parturition, Insemination, Gestation, Implantation.
