Advertisements
Advertisements
Question
Diagram shows the reproductive system of female human beings:
(i) Name the parts numbered 1 to 14.
(ii) Normally, after how many days does an ovary release an egg?
(iii) Where are the sperms released during coitus?
(iv) What is the role of sperms after their ejaculation in vagina?
(v) What is the function of the organ numbered 5?
(vi) What is the gestation period in human?
Advertisements
Solution
(i)
- Fallopian tube
- Funnel like opening
- Ovary
- Uterus
- Sacrum
- Rectum
- Cervix
- Anus
- Vagina
- Front of pelvis
- Bladder
- Muscular uterine wall
- Muscular wall of abdomen
- Peritoneum
(ii) Normally, after 28 days an ovary releases an egg.
(iii) During coitus, sperm are released in the vagina.
(iv) After ejaculation in vagina, sperms undergo fertilization where it fuses with an ovum of female to form zygote.
(v) The function of sacrum is to protect the pelvic organs or reproductive organs of female.
(vi) The gestation period in human is 280 days.
RELATED QUESTIONS
Name any three parts of the female reproductive system in human beings. Write one function of each.
State the exact location of the Proximal convoluted tubule.
Describe the process of fertilisation in humans and development of embryo briefly.
The germ cell A produced by a person X is round in shape and it fuses with another germ cell B having a long tail and produced by a person Y. The fusion of A and B produces a new cell C. The cell C divides repeatedly and grows inside the organ D of person X to form E in which the body features of the unborn baby are not much developed. E grows further to form F in which the various body features of the unborn baby (like hands, legs, head, eyes, and ears, etc.) can be identified. F grows further and ultimately forms a baby. What are A, B, C, D, E and F? Out of the two persons X and Y, which one is male and which one female?
Pollen grains are formed by ______ division in locules of anthers.
Give the names:
Methods of family planning.
Explain the term Parturition or birth.
Choose the Odd One Out:
What is inhibin?
Mention any two changes that are common to both boys and girls in early teenage years.
