Puberty

The period of life during which a girl sexually matures is called
1. puberty
2. menstrual cycle
3. childhood
4. teens
In girls puberty usually starts between the ages of
1. 9 and 13 years
2. 18 and 21 years
3. 12 and 16 years
4. 7 and 10 years
Which one of the following does not occur at puberty in girls?
1. Voice deepens
2. Breasts enlarge
3. Menstrual cycle starts
4. Hips broaden
Approximately how many sperm cells are produced by each testicle daily by a mature male?
1. 85 million
2. 5 thousand
3. 20
4. 1
At what age does puberty usually start in boys?
1. Between 12 and 14 years of age
2. At 20 years of age
3. From 10 to 11 years of age
4. Between 15 and 18 years of age
The process where the reproductive organs begin to mature is called
1. puberty
2. the menstrual cycle
3. fertilisation
4. intercourse
Which one of the following is least likely to occur in a boy during puberty?
1. His hair turns grey
2. His voice deepens
3. Hair grows on the chest and under the arms
4. Sperm starts to be produced
Which one of the following is most likely to occur in a boy during puberty?
1. His shoulders broaden.
2. He stops playing with toys.
3. He produces eggs.
4. The colour of his eyes change.
The time when the sex organs start to become active is called
1. adolescence
2. teenage years
3. infancy
4. midlife
Boys and girls grow at different rates.
1. TRUE
2. False
Which one of the following only happens to boys only at puberty?
1. Voice breaks
2. Underarm hair begins to grow
3. Pubic hairs begin to grow
4. Breasts develop
Puberty generally starts at the same age for boys and girls.
1. False
2. True.
Which one of the following controls the development of female sexual characteristics?
1. Oestrogen
2. Semen
3. Testosterone
4. Cortisol
Sometimes teens develop pimples during puberty.

This is normally caused by
1. a natural increase in the skin's oils.
2. getting too much sun.
3. catching a virus.
4. worrying too much.
Fill in the missing word from the list below:
During puberty, both boys and girls voices change because the ______ grow(s) bigger.
1. larynx
2. lungs
3. mouth
4. nose
When boys reach puberty, they may grow hair in various places, except
1. on the palms of their hands.
2. on their face.
3. around the penis.
4. under the arms.
Which physical change do girls experience during puberty that boys do not experience?
1. Hips get wider
2. Pubic hairs grow
3. Hair grows on face
4. Sexual organs grow
Testosterone and oestrogen are examples of
1. hormones
2. organs.
3. sperm
4. puberty
Approximately how many sperm cells are produced by each testicle daily by a mature male?
1. 85 million
2. 20
3. 5,000
4. 1
The stage of the human life cycle between childhood and becoming an adult is known as
1. puberty
2. teens
3. ovulation
4. fertilisation
Females usually begin puberty ...
1. sooner than males.
2. later than males.
3. at the same age as males.
Fill in the missing word(s) in the following sentence:
An adolescent goes through a series of changes during ___________ that prepare the body for reproduction.
1. puberty
2. teens
3. infancy
4. toddler
The average age at which puberty starts in females is
1. 11 years
2. 8 years
3. 14 years
4. 9 years
The average age at which puberty starts in males is
1. Between 11 and 12 years
2. 9 years
3. 14 years
4. 10 years
From the following list, select three changes that happens to boys and girls during puberty.
1. Underarm hairs begin to grow
2. Increase in height
3. Stronger body smell
4. Voice breaks
5. Breasts enlarge
6. Penis gets bigger
Which one of these changes does not happen to boys during puberty?
1. Menstruation
2. Shoulders get wider
3. Hairs begin to grow on face and chest.
4. Pubic hairs start appearing.
Which type of cell are produced in a male's testes during puberty?
1. Sperm
2. Egg
3. Nerve
4. Muscle
Which type of cell are produced in a female's ovaries during puberty?
1. Egg
2. Sperm
3. Nerve
4. Muscle
In a female during puberty, egg cells in the ovaries start to mature on a monthly basis and the she begins
1. the menstrual cycle
2. fertilisation
3. ovulation
4. the spin cycle
Changes that take placed during puberty are controlled by
1. hormones
2. genes
3. ovaries
4. medicines
Which one of the following is not a hormone?
1. Sperm
2. Insulin
3. Testosterone
4. Oestrogen

Puberty

Multiple Choice Quiz