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प्रश्न
Choose the Odd One Out:
पर्याय
Fallopian tube
Uterus
ovaries
Ureter
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उत्तर
Ureter
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संबंधित प्रश्न
What is a placenta?
What are the organs in humans which produce the gametes?
What name is given to the fusion of sperm and ovum?
Name the organs which produce ova (or egg cells) in human females.
Explain why, fertilisation is possible if mating takes place during the middle of menstrual cycle.
What joins embryo to placenta in mother's body?
Which of the following is not a sexually transmitted disease?
(a) gonorrhoea
(b) hepatitis
(c) syphilis
(d) AIDS
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?
Explain how the sex of the child is determined at the time of conception in human beings.
Human eggs are______.
