Advertisements
Advertisements
प्रश्न
Give the name:
Methods of family planning.
Give two methods of family planning.
उत्तर
Methods of family planning are Oral contraceptive pills, condoms, IUD's
APPEARS IN
संबंधित प्रश्न
Find the odd one out and write it: vagina, uterus, vas deferens, ovary
Explain the process of birth in human beings.
Write the functions of the following organs of reproduction:
a. Ovaries
b. Seminal vesicle and prostate glands
Name any three parts of the female reproductive system in human beings. Write one function of each.
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
What is the main difference between sperms and eggs of humans? Write the importance of this difference.
What are the changes seen in girls at the time of puberty?
When a cell reproduces, what happens to its DNA?
The pituitary hormone which stimulates contraction of uterus during child birth.
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
The site of maturation of human sperms is the
Give biological explanations for The placenta is an important structure for the development of a foetus
Give biological explanations for All the food chains begin with green plants.
Where is the male gamete formed in humans?
What do the testes in a man produce?
Where does a fertilised ovum develop into a baby in the human body?
What is the scientific name of womb?
How long does a human baby take to develop before birth?
What changes are seen in boys at the time of puberty?
Fertilisation results immediately in the formation of :
(a) a zygote
(b) an embryo
(c) a placenta
(d) a foetus
The male gametes in a flower and in a human are produced respectively in :
(a) stigma and ovary
(b) anther and style
(c) ovary and testes
(d) anther and testes
X and Y are two human beings. The organ A in the reproductive system of X releases a mature gamete B once a month which goes into a tube-like structure C through a funnel-like opening. The organ D in the reproductive system of Y makes and releases gametes E which pass through a duct F and are introduced by an organ of Y, into the body of X. B and E fuse together in C to form a new cell G. The cell G divides repeatedly to form a ball of cells H which gets embedded in the lining of organ I of reproductive system of X where it grows and develops into a baby.
(a) Name (i) organ A, and (ii) gamete B.
(b) Write two names of tube-like structure C.
(c) Name (i) organ D, and (ii) gamete E.
(d) Write two names of duct F.
(e) Name (i) cell G (ii) ball of cells H, and (iii) organ I.
(f) Out of X and Y, which one is (i) male, and (ii) female?
Write two examples of sexually transmitted diseases caused by bacteri.
List and explain in brief three methods of contraception.
Draw a diagram of human female reproductive system and label the part.
(i) That produces eggs.
(ii) Where fusion of egg and sperm take place.
(iii) Where zygote is implanted.
What happens to human egg when it is not fertilized?
Explain how the sex of the child is determined at the time of conception in human beings.
Give the names.
Any two sexual diseases.
Give appropriate term of the following:
The onset of reproductive phase in a young female.
Choose the correct answer:
Fertilization occurs in _____________
Define the four stages in the uterine cycle.
What do you understand by an inguinal hernia?
Explain the term Parturition or birth.
Name the Following
Days in the human gestation period.
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 |
How does human sperm locomote?
Reproductive organs are also considered endocrine glands.
