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 which into a tube-like structure C through a funnel-like opening. The organ D in the reproductive system of Y makes and release gametes E which pass through a duct F and and are introduced by an organ of Y, into the body of X,B and E together in C to from G. The cell G divides repeatedly to from 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 to 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 gamete F.
(f) Out of X and Y, which one is (i) male, and (ii) female?

Answer

(a) (i) Ovary (ii) Ovum (or Egg )(b ) Fallopian tube ; Oviduct (c) (i) Testis (ii) Sperm (d) Sperm duct ; Vas deferens (e) (i) Zygote (Fertilised egg) (ii) Embyro (iii) Uterus (or Womb) (f) (i) Y is male (ii) X is female