NEET

Test-tube babies are produced by –

Fertilising the egg removed from the body of the female with the husband's sperm outside in vitro culture. Thezygote is transferred back to mother's uterus
External fertilisation and development in vitro culture till 32 cells stage before putting theembryo back into mother's uterus
Complete development of a baby in vitro
Development upto 32 cells stage and transplanting embryo in the uterus ofa surrogate mother

Which one of the following is tested by the technique of amniocentesis ?

MTP is practised mainly to –

Foetal sex can be determined by examining cells from the amniotic fluid by looking for–

Which of the following is a method for birth control ?

Solution

Intra utrine device (Copper-T) inhibit fertilization and help in birth control.

In amniocentesis, the fluid is taken from –

Progesterone pill helps in preventing pregnancy by not allowing –

Action of contraceptive is –

Birth control pills check ovulation in female by inhibiting the secretion of –

Which of the following is not true about the birth control pill ?

Solution

The birth control pill interferes with the maturation of the follicles and the ova, inhibiting release of an egg.

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