AIPMT 2011 Mains | NEET Year Wise Previous Years Questions

AIPMT 2011 Mains

MCQ (Single Correct Answer)

What happens during fertilization in humans after many sperms reach close to the ovum?

Only two sperms nearest the ovum penetrate zona pellucida

Secretions of acrosome helps one sperm enter cytoplasm of ovum through zona pellucida

All sperms except the one nearest to the ovum lose their tails

Cells of corona radiate trap all the sperms except one.

AIPMT 2011 Mains

MCQ (Single Correct Answer)

The technique called gamete intrafallopian transfer (GIFT) is recommended for those females :

who cannot produce an ovum

who cannot retain the foetus inside uterus

who cannot provide suitable environment for fertilisation

whose cervical canal is too narrow to allow passage for the sperms

AIPMT 2011 Mains

MCQ (Single Correct Answer)

Which one of the following conditions of the zygotic cell would lead to the birth of a normal human female child ?

only one Y chromosome

only one X chromosome

one X and one Y chromosome

two X chromosomes

AIPMT 2011 Mains

MCQ (Single Correct Answer)

Test cross in plants or in Drosophila involves crossing :

the F₁ hybrid with a double recessive genotype

between two genotypes with dominant trait

between two F₁ hybrids

between two genotypes with recessive trait