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WorksheetsREPRODUCTION IN HUMAN
Total questions: 10
Worksheet time: 10mins
The chart above shows the mechanism at the beginning of puberty. Glands that are labelled U, V and W are endocrine glands.
Which of the following is not true about the change in X?
Beginning of spermatogenesis.
Accumulation of fat below the skin.
Voice becomes hoarse.
Development of the male reproductive system.
If the ovum is fertilized it will implant itself on the uterine wall and during this period the women will not menstruate. What do you call this period?
Nine months.
Fourty weeks.
Twenty-eight days.
Gestation.
The age when secondary sexual characteristics are formed
and the ability to reproduce is achieved is called
oogenesis.
ovulation.
puberty.
menstrual cycle.
The diagram above shows the changes during the menstrual cycle in human beings.
The concentration of estrogen will rise and reach a maximum on day
twenty-eight.
twenty.
fourteen.
twelve.
Health problems experienced by menopausal women is caused by the shortage of
estrogen.
thyroxin.
progesterone.
adrenaline.
The diagram above shows a structure that is labelled
from 1 to 4 on a human foetus that is five months old. Based on the following
statements, which is not true about the function of the structures
that are labelled?
1: Surrounds the amniotic cavity which is filled with
amniotic fluid.
2: Supply nutrients, oxygen and mother's blood to the
foetus.
3: Allows the placenta to link to the foetus through the
blood vessel.
4: Gives protection to the foetus because it acts as a
buffer or shock absorber.
Fertilization is best described as
the act of male mating with the female.
the union of the sperm with the egg nucleus.
the sperms surrounding the egg.
the division of an egg into an embryo.
A woman usually releases eggs at the rate of
one every twenty-eight days.
one every fourteen days.
once every nine months.
twelve times a year.
The diagram above shows the male reproductive system. Spermatogenesis occurs in the part labelled
Q.
O
S
R
The diagram above shows an embryo in the uterus. Name blood vessel Y and the substances transported by it.
Artery, carries oxygenated blood.
Artery, carries waste matter.
Vein, carries waste matter.
Vein, carries nutrients.
