Adolescence

Q.

Puberty in females begins at the age of _____.

1. 16 to 18 years
2. 18 to 21 years
3. 14 to 16 years
4. 11 to 13 years

Q.

Give the reason for mood swings and arguments during adolescence.

Q. Genetic disorders can be transmitted from one sibling to another.

1. True
2. False

Q. Error in DNA copying leads to genetic disorders like haemophilia and colour blindness.

1. True
2. False

Q. I am a 15 years old boy. My sister is 2 years younger to me but she is taller than me. How did this happen?

1. My sister has more efficient growth hormones than me.
2. Initially girls grow faster than boys during adolescence.

3. I will remain shorter than my sister throughout life.

4. I am not eating healthy food.

Q. The given Venn diagram represents the changes that occur at puberty in adolescents.
Which of the following options is correct regarding this?

1. X represents male and Z represents female
2. Z represents male and X represents female
3. Y represents male and Z represents female
4. Z represents male and Y represents female

Q.

how to gain instant height and what signs indicate that a person has stopped growing?