EASY
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In mammals the female secondary sexual characters are developed by the hormone

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Important Questions on Human Reproduction

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The development of infant in mother’s body in case of man takes place in about _____ months:
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During oogenesis in mammals, the second meiotic division occurs
MEDIUM
Which ONE of the following statements is CORRECT about placenta?
HARD
Match the following.

I. Amoeba

II. Leishmania

III. Plasmodium

1. Many daughter cells

2. Fission takes place in definite orientation

3. Fission can take place in any place

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The source of mammalian hormone "Relaxin" is
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The fertilized egg, the zygote, gets implanted in the:
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Papaya is a dioecious species with XY sexual genotype for male and XX for female. What will be the genotype of the embryos and endosperm nuclei after double fertilisation?
MEDIUM
Describe in brief the structure and function of placenta.
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The only organ which is capable of producing Fructose in humans is:
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Testosterone is secreted by which endocrine part of the testis?
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Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?
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Which of the following species makes the largest true flower in the world?
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Which one of the following generates new genetic combinations leading to variation?
MEDIUM
Which among the following human reproductive organ is the part of the male reproductive system?
HARD
Which of the following flowers only once in its life-time?
MEDIUM

Write the function of the following part in the human female reproductive system:

Oviduct

MEDIUM

Write the function of the following part in the human female reproductive system.

Ovary

MEDIUM
A flower with Tt genotype is cross - pollinated by TT pollens. What will the genotypes of the resulting endosperm and embryo, respectively, be?
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Which one of the following is NOT a mode of asexual reproduction?
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The hard outer layer of pollens, named exine, is made of