Q1 of 63 Page 162

In humans, the fertilization takes place in:

The fallopian tubes are the site for fertilisation of the egg with the sperm.

Write one sentence each using the following terms pertaining to reproduction in humans.

(i) Gestation ………………………………

(ii) 280 days ………………………………………………

(iii) Head first ……………………………………………

(iv) Placenta ………………………………………………

(v) After-birth ……………………………………………

(vi) Tied and cut ……………………………………….

Mention if the following statements are True (T) or False (F) :

(i) Placenta produces certain hormones. ………………………T/F

(ii) Amniotic fluid serves to provide oxygen to the foetus …………………. T/F

(iii) Heart and blood vessels have been formed by the end of five weeks of pregnancy. ……………. T/F

(iv) Mother’s blood flows into the foetus through placenta ……………….. T/F

The middle piece of sperm provides:

The normal gestation period in humans is:

Questions · 63

11. The Reproductive System

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