CBSE Class 12 Biology Human Reproduction. CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers.
ONE MARK QUESTIONS
1 State the function of sertoli cells.
2 What technical term is given to an embryo in its 16 celled stage.
TWO MARK QUESTIONS
3 Where are fimbriae present in human female reproductive system? Give their function.
4 Where are Leydig cells present? What is their role in reproduction?
5 Placenta acts as an endocrine tissue. Justify.
6 Differentiate between menarch and menopause.
7 Mention the fate of Corpus Luteum and its effect on the uterus in absence of fertilisation of the ovum in a human female.
8 Spermatogenesis in human males is a hormone regulated process. Justify.
9 Draw a labeled diagram of the microscopic structure of a human sperm.
10 Draw a labeled diagram of a sectional view of human ovary showing various stages of follicles growing in it.
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