Which of the following changes are observed during puberty?

I. Increase in height.

II. Development of hair in armpits and groin area.

III. Pain in joints and knees.

IV. Discoloration of nail fingers.

V. Development of reproductive organs.

I,III,IV

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I,V

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II,IV

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I,II,V

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Solution

The correct option is D
I,II,V

Puberty includes the set of physiological changes that occur in an individual which lead to reproductive maturity. These include an increase in height, development of facial hair in boys, and development of hair in pubic areas for both boys and girls, development of reproductive organs etc.

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Similar questions

Which of the following changes are observed during puberty?

I. Increase in height

II. Development of hair in armpits and groin area.

III. Pain in joints and knees.

IV. Discoloration of nail fingers.

V. Development of reproductive organs.

Question 25
Which among the following is not the function of the testes during puberty?

(i) formation of germ cells
(ii) secretion of testosterone
(iii) development of placenta
(iv) secretion of estrogen

(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iv)

Question 3
Given below are events that lead to pregnancy and development of embryo

(i) Fertilization of egg
(ii) Maturation of egg
(iii) Release of egg
(iv) Embedding of embryo in thickened uterine wall.

Which of the following options gives the correct order of sequence in which they occur?

(a) i, ii, iii, iv
(b) ii, i, iii, iv
(c) i, iv, ii, iii
(d) ii, iii, i, iv

Q. Which of the following are chemical changes ?
(i) decaying of wood
(ii) burning of wood
(iii) sawing of wood
(iv) hammering of nail into wood

(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iv)

Q. Which of the following statements are true for flowers?
(i) flowers are always bisexual
(ii) they contain sexual reproductive organs
(iii) they are produced in all groups of plants
(iv) after fertilisation they give rise to fruits

(a) (i) and (iv)
(b) (ii) and (iii)
(c) (i) and (iii)
(d) (ii) and (iv)

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Which of the following changes are observed during puberty? I. Increase in height. II. Development of hair in armpits and groin area. III. Pain in joints and knees. IV. Discoloration of nail fingers. V. Development of reproductive organs.

Which of the following changes are observed during puberty?

I. Increase in height.

II. Development of hair in armpits and groin area.

III. Pain in joints and knees.

IV. Discoloration of nail fingers.

V. Development of reproductive organs.