CBSE Class 8 Science Reaching The Age of Adolescence MCQs

Question. The period of life, when the body undergoes changes, leading to reproductive maturity, is called
a) childhood
b) adolescence
c) Grown up
d) Old age

Answer: B

Question. The human body undergoes several changes during adolescence. These changes mark the onset of
a) Puberty
b) Prematurity
c) Post adolescence
d) ageing

Answer: A

Question. Adam’s apple is prominent in
a) Boys of any age
b) Adolescent girls
c) Girls of any age
d) Adolescent boys

Answer: D

Question. Larynx is also called
a) Voice box
b) Sound box
c) Black box
d) All of the above

Answer: A

Question. Acne and pimples on the face is due to secretion of
a) bile from liver
b) Oil glands during puberty
c) Enzymes in the digestive tract
d) Tear from tear glands

Answer: B

Question. Testosterone is a hormone found in human ___
a) Children
b) males and females
c) Females only
d) Males only

Answer: D

Question. The first menstrual flow is called
a) Menstruation
b) Mensuration
c) Menarche
d) Menopause

Answer: C

Question. Menopause occurs at the age of
a) 10-12 years in boys
b) 45-50 years in men
c) 10-12 years in girls
d) 45-50 years in women

Answer: D

Question. When a sperm containing Y chromosome fertilizes an egg with X chromosome, the zygote develops into a _____ child
a) Female
b) Either a male or female
c) Male
d) No child

Answer: C

Question. The change from larvae to adult is called
a) Metabolism
b) Metamorphosis
c) Metastasis
d) Morphology

Answer: B