VSAQ for Chapter 6 Adolescence: A Stage of Growth and Change Class 7 Science NCERT
Important Questions1
Q1: At what age does adolescence typically begin?
Answer
Around the age of 10.
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2
Q2: What causes pimples to appear during adolescence?
Answer
Pimples appear due to an increase in oily secretions from the skin during adolescence.
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3
Q3: What are secondary sexual characteristics?
Answer
Secondary sexual characteristics are signs that the body is preparing for adulthood, like voice changes and body hair growth.
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4
Q4: What marks the onset of adolescence?
Answer
The onset of adolescence is marked by rapid growth and development.
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5
Q5: What happens to boys' voices during adolescence?
Answer
Boys’ voices become hoarse due to the growth of the voice box, leading to the appearance of an Adam’s apple.
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Q6: What is the growth of facial hair in boys a sign of?
Answer
The growth of facial hair in boys is a sign of puberty and the transition to adulthood.
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7
Q7: What is menstruation, and when does it start?
Answer
Menstruation is the discharge of blood from the body, starting around puberty in girls.
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8
Q8: How often does the menstrual cycle typically occur?
Answer
The menstrual cycle generally occurs every 28-30 days.
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9
Q9: What are the two main emotional changes during adolescence?
Answer
Mood swings and increased sensitivity.
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10
Q10: What is a common health issue faced by girls during adolescence?
Answer
Acne, caused by increased oily secretions from the skin.
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11
Q11: What are some examples of secondary sexual characteristics in girls?
Answer
Development of breasts and widening of hips.
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12
Q12: What can help improve reproductive health in adolescent girls?
Answer
A balanced diet, proper hygiene, and the use of sanitary pads during menstruation.
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13
Q13: What should be avoided to ensure good health during adolescence?
Answer
Harmful substances such as tobacco, alcohol, and drugs.
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14
Q14: What is the role of hormones in adolescence?
Answer
Hormones regulate physical and emotional changes and control growth and development.
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15
Q15: What physical change occurs in boys’ bodies that is different from girls?
Answer
The development of a moustache and beard.
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16
Q16: What is the importance of exercise during adolescence?
Answer
Regular exercise helps maintain physical and mental health, builds stamina, and boosts mood.
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17
Q17: What is a good source of calcium for adolescents?
Answer
Milk, cheese, and paneer.
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Q18: What is the significance of iron in adolescent girls' diet?
Answer
Iron is important for the formation of blood and to prevent anaemia.
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19
Q19: What is the ?
Answer
It is a campaign to raise awareness about avoiding substance abuse.
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20
Q20: How can adolescents ensure responsible social media use?
Answer
By being respectful, protecting privacy, and avoiding sharing personal photos with strangers.
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21
Q21: What are secondary sexual characteristics?
Answer
Secondary sexual characteristics are features that distinguish males from females and mark the onset of puberty, such as voice changes in boys and breast development in girls.
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22
Q22: What is menstruation?
Answer
Menstruation is the monthly discharge of blood from the uterus of a non-pregnant female, marking the beginning of reproductive health.
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Q23: Why do boys experience voice changes during adolescence?
Answer
The voice box grows, leading to a deeper, hoarser voice, which is one of the secondary sexual characteristics in boys.
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Q24: How does physical activity help adolescents?
Answer
Physical activity helps in developing strength, building stamina, and maintaining a healthy body during adolescence.
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25
Q25: What is the role of hormones during adolescence?
Answer
Hormones regulate growth, development, and emotional changes during adolescence and are crucial for reproductive maturity.
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