Page 1 - 3.Home Assignment ( Obj & Subj) - Reproductive phase of life in humans

SAI International School
Subject- Biology Class-VIII
Chapter- Reaching the age of adolescence
Subtopic- Reproductive phase of life in humans-
Sex determination
Module- 22

Home Assignment
OBJECTIVE (MCQ)

Q.1 The reproductive age in girls begins from the age of -
(a)9 to 10 years
(b) 12 to 14 years
(c) 10 to 12 years
(d) 13 to 15 years

Q.2 The reproductive age in women ends at the age of -
(a)9 to 10 years
(b) 55 to 60 years
(c) 10 to 12 years
(d) 45 to 50 years

Q.3 Every month, _________ovum gets matured and then gets released by the
ovaries.
(a) 1
(b) 2
(c) 3
(d) 4

Q.4 The sex of a child is determined by:
(a) The presence of an X chromosome in egg.
(b) The presence of a Y chromosome in sperm.
(c) The age of father and mother.
(d) The length of mother’s pregnancy.

Q.5 Which of the following can lead to menstruation in a 21-year old woman during
ovulation?
I. Oviduct not blocked.
II. Sperms available for fertilisation.
III. Oviducts blocked
IV. Sperms not available for fertilisation.
(a) I,II
(b) I,IV
(c) II,III
(d) III,IV

Q.6 Menstruation occurs once in about -
(a) 28 to 30 days