MEDIUM
12th CBSE
IMPORTANT
Earn 100
Draw a labelled diagram of the human female reproductive system.
Important Questions on Human Reproduction
MEDIUM
12th CBSE
IMPORTANT
Enumerate the events in the ovary of a human female during the following:
(i) Follicular phase
(ii) Luteal phase of the menstrual cycle
MEDIUM
12th CBSE
IMPORTANT
Draw a diagrammatically sectional view of a human seminiferous tubule and label Sertoli cells, primary spermatocyte, spermatogonium and spermatozoa in it.
HARD
12th CBSE
IMPORTANT
Explain the hormonal regulation of the process of spermatogenesis in human.
HARD
12th CBSE
IMPORTANT
Briefly explain the events of fertilisation and implantation in an adult human female.
HARD
12th CBSE
IMPORTANT
Comment on the role of the placenta as an endocrine gland.
MEDIUM
12th CBSE
IMPORTANT
(a) Arrange the following hormones in the sequence of their secretion in a pregnant woman.
(b) Mention their source and the function they perform hCG, LH, FSH, Relaxin.
MEDIUM
12th CBSE
IMPORTANT
(a) Explain the following phases in the menstrual cycle of a human female.
(i) Menstrual phase; (ii) Follicular phase; (iii) Luteal phase
(b) A proper understanding of the menstrual cycle can help immensely in family planning. Do you agree with this statement? Provide reasons for your answer.
EASY
12th CBSE
IMPORTANT
Medically, it is advised to all your mothers that breastfeeding is the best for their newborn babies. Do you agree? Give reason in support of your answer.
