Class 7 Science Curiosity Chapter 6 Adolescence: A Stage of Growth and Change MCQs explain the physical, emotional and behavioural changes of growing up. Revise puberty, hormones, nutrition, personal hygiene and respectful behaviour through questions with answers and explanations. The chapter also discusses menstrual hygiene, healthy activities and responsible choices online. Read the questions with an understanding that the timing and extent of adolescent changes can differ from one person to another.
Class 7 Science Curiosity Chapter 6 MCQs with Answer
Class 7 Science Curiosity Chapter 6 MCQs Set 1
Q1. Between which ages does adolescence generally occur, according to the chapter?
[A]. 60–70 years
[B]. 25–35 years
[C]. 10–19 years
[D]. 1–5 years
Q2. Adolescence is the stage between which two stages of life?
[A]. ld age and infancy
[B]. Infancy and early childhood
[C]. Childhood and adulthood
[D]. Adulthood and old age
Q3. What is puberty?
[A]. A temporary illness caused by growing taller
[B]. The stage when every form of growth permanently stops
[C]. The stage when external and internal changes develop reproductive capability
[D]. A stage that occurs immediately after birth
Q4. Which growth change becomes especially prominent during adolescence?
[A]. The disappearance of all bones
[B]. A decrease in the number of body parts
[C]. A complete stop in body growth
[D]. An increase in height
Q5. Why can an adolescent boy’s voice sound hoarse?
[A]. He has lost all ability to speak
[B]. His voice box is growing
[C]. His voice box has disappeared
[D]. His bones have stopped growing
Class 7 Science Curiosity Chapter 6 MCQs Set 2
Q6. The chapter connects hoarseness in adolescent boys with growth of the voice box. This structure helps us speak and changes during development. Girls’ voice boxes also grow, but the changes described are usually smaller than those in boys.
[A]. A skin pore
[B]. Adam’s apple
[C]. A sanitary pad
[D]. A hormone
Q7. What commonly contributes to acne during adolescence?
[A]. Increased oily skin secretions that can clog pores
[B]. A complete lack of all skin secretions
[C]. The disappearance of every skin pore
[D]. The growth of a new voice box on the face
Q8. What are secondary sexual characteristics?
[A]. Features that help distinguish males and females but are not directly involved in reproduction
[B]. Features that prevent all body growth
[C]. Features caused by a temporary cold
[D]. Features that appear only in infancy
Q9. Which example is listed as a secondary sexual characteristic in girls?
[A]. Digestion of food after every meal
[B]. Beating of the heart from birth
[C]. Development of breasts
[D]. Healing of a small cut
Q10. What should be remembered about the timing and extent of adolescent changes?
[A]. They must be identical in every person
[B]. They all occur on the same birthday
[C]. They vary normally among individuals
[D]. They are always completed in a single day
Class 7 Science Curiosity Chapter 6 MCQs Set 3
Q11. How often does the menstrual cycle generally recur in the chapter’s description?
[A]. Every 2–3 days
[B]. Only once in a lifetime
[C]. Exactly once every five years
[D]. Every 28–30 days
Q12. What is the phase of the menstrual cycle involving blood discharge called?
[A]. Digestion
[B]. Respiration
[C]. Perspiration
[D]. Menstruation
Q13. For about how many days may menstruation last, according to the chapter?
[A]. Twenty-five to thirty days in every cycle
[B]. Three to seven days
[C]. The entire year without stopping
[D]. Only one second
Q14. Shalu says, “Adolescence brings only physical changes.” Which correction is appropriate?
[A]. It also includes emotional and behavioural changes
[B]. It includes only changes in clothing
[C]. It includes only changes in school subjects
[D]. It includes no changes at all
Q15. Which mineral is linked with the formation of blood in the chapter’s food table?
[A]. Only cooking oil
[B]. Iron
[C]. Only table salt
[D]. Only sugar
Class 7 Science Curiosity Chapter 6 MCQs Set 4
Q16. Which nutrient is linked with optimal bone growth in the chapter’s food table?
[A]. Only artificial food colour
[B]. Only added sugar
[C]. Calcium
[D]. Only common salt
Q17. How should a used sanitary pad be disposed of in the method described in the chapter?
[A]. Leave it on the toilet floor
[B]. Leave it scattered beside the bin
[C]. Wrap it in newspaper and place it inside a dustbin
[D]. Share it for reuse by another person
Q18. Which action is an example of cyberbullying described in the chapter?
[A]. Protecting another person’s privacy
[B]. Using online platforms to spread false rumours about someone
[C]. Asking a teacher for help with homework
[D]. Respectfully discussing a school activity
Q19. What does it mean when a harmful substance is described as addictive?
[A]. It can be used without any risk of repeated use
[B]. A person may develop a strong urge to take it repeatedly
[C]. It automatically improves every part of health
[D]. It replaces the need for a balanced diet
Q20. Which chemicals produced in the body mainly control many changes during adolescence?
[A]. Hormones
[B]. Only the fats in a meal
[C]. Only the water in a bottle
[D]. Only the salt on the skin
Class 7 Science Curiosity Chapter 6 MCQs Set 5
Q21. An adolescent chooses between a varied nutritious meal and a meal made only of snack foods. Which choice best supports growth?
[A]. Only fried snacks every day
[B]. Only sweets every day
[C]. Skipping meals to avoid all fats and proteins
[D]. The varied nutritious meal
Q22. Two classmates of the same age develop body hair at different times. Which response follows the chapter?
[A]. Conclude that age alone guarantees identical changes
[B]. Recognise that the timing of normal development can differ
[C]. Assume that both must change on the same day
[D]. Make fun of the one developing later
Q23. A classmate says a menstruating girl must be isolated because menstruation is unnatural. Which reply agrees with the chapter?
[A]. Every girl should stop attending school permanently
[B]. Menstruation means the body has stopped developing
[C]. Menstruation is always a dangerous infection
[D]. Menstruation is natural, and such isolation has no scientific basis
Q24. A student feels confused by stronger emotions during adolescence. Which step best matches the chapter’s advice?
[A]. Seek guidance from trusted adults and make thoughtful choices
[B]. Use harmful substances to avoid the feelings
[C]. Assume that emotions never affect behaviour
[D]. Keep every concern secret from all trusted people
Q25. An online stranger asks a student to send personal photographs. Which response follows the social-media guidance in the chapter?
[A]. Protect privacy and avoid sharing the photographs
[B]. Send every photograph immediately
[C]. Share classmates’ private photographs instead
[D]. Post personal information publicly to prove trust
Class 7 Science Curiosity Chapter 6 MCQs Set 6
Q26. Friends pressure an adolescent to try tobacco “just once”. Which response matches the chapter?
[A]. Try it because one use can never matter
[B]. Use it to gain everyone’s approval
[C]. Assume that harmful substances improve growth
[D]. Say no firmly and avoid the harmful substance
Q27. Someone struggling with addiction wants to take a first helpful step. Which option is supported by the chapter?
[A]. Seek help from trusted family members, teachers, or appropriate professionals
[B]. Hide the problem and increase use
[C]. Pressure friends to use the same substance
[D]. Assume that asking for support is never useful
Q28. Why is regular participation in games or exercise useful during adolescence?
[A]. It supports fitness, stamina, and mood
[B]. It removes the need for food
[C]. It replaces the need for personal hygiene
[D]. It guarantees that everyone grows at the same rate
Q29. A student reads that menstrual cycles may range from 21 to 35 days in healthy girls. What conclusion should the student draw?
[A]. The bleeding phase always lasts 35 days
[B]. A healthy cycle need not be exactly 28 days
[C]. Every cycle outside 28 days is automatically abnormal
[D]. All girls must have identical cycles
Q30. A school provides suitable disposal bins and access to menstrual hygiene products. Which aim does this support?
[A]. Increasing shame about menstruation
[B]. Replacing all needs for cleanliness with exercise
[C]. Preventing girls from learning about their bodies
[D]. Making menstrual hygiene easier to maintain
Adolescence and Puberty: Important Chapter 6 Concepts
- Adolescence is the stage between childhood and adulthood, generally occurring from about 10 to 19 years.
- Growth in height, changes in body shape and other signs of development become prominent during this stage.
- Puberty includes internal and external changes through which the body develops reproductive capability.
- Hormones are chemical signals involved in controlling many changes during adolescence.
- Voice-box growth can cause voice changes, while increased oily skin secretions can contribute to acne.
- The timing and extent of development vary, so classmates of the same age need not change together.
- Menstruation is a natural process, and the bleeding phase is only one part of the menstrual cycle.
- Balanced nutrition, cleanliness and regular physical activity support health during the growing years.
- Respectful relationships, privacy online and refusal of harmful substances are important parts of responsible behaviour.
Healthy Habits and Respectful Choices to Revise
- Connect iron-rich foods with the chapter’s discussion of blood formation and calcium sources with bone growth.
- Keep personal hygiene and suitable disposal of menstrual products in mind when answering cleanliness questions.
- Avoid comparing development in ways that encourage teasing or unsupported judgements about another person.
- Protect personal information online and seek help from trusted adults when facing cyberbullying or pressure.
- Recognise that a balanced routine includes nutrition, physical activity and support for emotional well-being.
Understanding Growth without Rigid Rules or Myths
Adolescence questions should be approached with both scientific understanding and respect. A change that happens earlier in one student may occur later in another and menstruation should not be treated as a reason for isolation. When revising Class 7 Science Chapter 6 MCQs, distinguish a usual pattern from a rule that supposedly applies identically to everyone. Also separate the full menstrual cycle from its bleeding phase. Clear use of these terms helps you understand the chapter’s message about normal variation, hygiene and thoughtful behaviour.
Revisit Growth and Well-being with Chapter 6 NCERT Solutions
Continue with the NCERT Solutions for Class 7 Science Curiosity Chapter 6 to review the textbook’s explanations of puberty, hormones and healthy habits. Use the questions to discuss the chapter’s ideas in simple, accurate and respectful language.
After practising, explain one physical change and one emotional or behavioural change mentioned in the chapter. Then identify a supportive habit or trusted source of help. This connects your revision with the practical understanding the lesson is intended to build.
