Practice MCQs for Class 8 Science Chapter 10 Reaching the Age of Adolescence
Review structured MCQ sets for Class 8 Science Chapter 10 Reaching the Age of Adolescence. Built according to official CBSE guidelines, these downloadable questions support daily revision and core concept reinforcement.
Access Chapter 10 Reaching the Age of Adolescence Questions and Solutions
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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
Question: The male hormone is
a) Testosterone
b) Estragon
c) Projestrone
d) All of these
Answer: A
Question: The number of chromosomes are present in human cell.
a) 23 pairs
b) 22 pairs
c) 24 pairs
d) 24 pairs
Answer: A
Question: Puberty age in females is
a) 10 - 12 years
b) 12 - 14 years
c) 8 - 10 years
d) More than 14 years
Answer: A
Question: Fertilisation is called
a) Fusion of sperms and eggs
b) To produce sperm
c) To produce eggs
d) All of these
Answer: A
Question: The period of maturity of reproductive organs is called.
a) Adolescene period
b) Mensuration
c) Gestation period
d) None of the options
Answer: A
Question: Initially girls grow _____ than boys.
a) Faster
b) Slower
c) Faster and slower
d) None of the options
Answer: A
Question: There are__ __ pairs of chromosome in human cell.
a) 23
b) 46
c) 22
d) All are wrong
Answer: A
Question: Thyroxin produced by
a) Thyroid gland
b) Pituitary gland
c) Adrenal gland
d) Testes
Answer: A
Question: The egg is
a) Female gamete
b) Egg gamete
c) Egg gamete and female gamete
d) None of the options
Answer: A
Question: Larynx is called
a) Voice box
b) Music box
c) Respiratory organ
d) None of the options
Answer: A
(a) 23
(b) 46
(c) 22
(d) All are wrong
(a) insulin
(b) thyroxine
(c) growth
(d) adrenalin
(a) leafy vegetabks
(b) citrus
(c) meat
(d) all of these
(a) Estragon
(b) Projestrone
(c) Testosterone
(a) Ovulation
(b) Enlargement of breasts
(c) Broadening of hips
(d) All of these
(a) with lymph
(b) by ducts
(c) with blood
(d) none of these
Free study material for Science
Multiple Choice Questions (MCQs) for Class 8 Science Chapter 10 Reaching the Age of Adolescence
Class 8 Science Chapter 10 Reaching the Age of Adolescence Objective Test Questions
Review structured objective questions for Class 8 Science Chapter 10 Reaching the Age of Adolescence. Built according to official CBSE guidelines, these MCQ sets support daily revision and core concept reinforcement.
NCERT-Aligned Objective Questions and Solutions
Each question includes structured solution keys mapped directly to standard CBSE textbooks, helping students evaluate their reasoning and correct mistakes early in their revision.
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FAQs
You can get most exhaustive CBSE Class 8 Science Reaching The Age of Adolescence MCQs for free on StudiesToday.com. These MCQs for Class 8 Science are updated for the 2026-27 academic session as per CBSE examination standards.
Yes, our CBSE Class 8 Science Reaching The Age of Adolescence MCQs include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the CBSE paper is now competency-based.
By solving our CBSE Class 8 Science Reaching The Age of Adolescence MCQs, Class 8 students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Science.
Yes, Science MCQs for Class 8 have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused CBSE exams.
Yes, you can also access online interactive tests for CBSE Class 8 Science Reaching The Age of Adolescence MCQs on StudiesToday.com as they provide instant answers and score to help you track your progress in Science.