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WorksheetsY8 Human Reproduction
Total questions: 35
Worksheet time: 20mins
Name
Class
Date
1.
Which is NOT a part of sexual reproduction?
a)
egg
b)
embryo
c)
ovary
d)
rock
2.
In sexual reproduction offspring look___________from their parent.
a)
identical
b)
different
c)
the opposite
d)
happy
3.
Average length of time of a woman's menstrual cycle.
a)
28 days
b)
7 weeks
c)
2 months
d)
4 days
4.
The correct term for the release of sperm from the penis is
a)
ejaculation
b)
sploosh
c)
orgasm
d)
ovulation
5.
The skin sac that holds the testes outside the body cavity is called the
a)
scrotum
b)
epididymis
c)
vas deferens
d)
bag
6.
Describe the events that occur when humans reproduce.
A) Sperms leave the male body.
B) Sperms enter the female body.
C) A sperm fuses with the egg inside the female body.
D) Testes produce sperms.
A) Sperms leave the male body.
B) Sperms enter the female body.
C) A sperm fuses with the egg inside the female body.
D) Testes produce sperms.
a)
A, B, C, D
b)
B, A, D, C
c)
C, B, D, A
d)
D, A, B, C
7.
Which diagram represents the process of fertilisation?
a)
1
b)
2
c)
3
8.
Which organ produces eggs?
a)
A
b)
B
c)
C
d)
D
9.
Which organ produces sperm?
a)
A
b)
B
c)
C
d)
D
10.
Which of the following are reproductive cells?
A Egg
B Testis
C Ovary
D Sperm
A Egg
B Testis
C Ovary
D Sperm
a)
A and C only
b)
A and D only
c)
B and C only
d)
A, B, C and D
11.
After the egg is fertilised, where does the fertilised egg develop?
a)
A
b)
B
c)
C
d)
D
12.
Where does fertilisation take place?
a)
Ovary
b)
Womb
c)
Vagina
d)
Fallopian tube
13.
How does the baby exchange substances between the itself and the mother?
a)
Ovary
b)
Womb
c)
umbilical cord
d)
Fallopian tube
14.
State the process shown in the picture.
a)
pollination
b)
fertilisation
c)
seed dispersal
d)
germination
15.
Which of the following statements is true about the process shown in the picture?
a)
Many sperms will enter the egg.
b)
Only 1 sperm will fertilise the egg.
c)
Many sperms will fertilised many eggs.
d)
None of the sperms will enter the eggs.
16.
What is the function of the placenta?
a)
transfer nutrients from mother to embyro
b)
provide a place for development of embryo
c)
produce estrogen
d)
produce testosterone
17.
What is labeled number 2?
a)
ovary
b)
fallopian tube
c)
vagina
d)
uterus
18.
The fluid that forms around the baby in the mother's uterus is called ____________ fluid.
a)
tissue
b)
placental
c)
amniotic
d)
lymphatic
19.
An organ that provides nutrients to a fetus is called the
a)
ovary
b)
uterus
c)
placenta
d)
fallopian tube
20.
How many sperm are able to fertilize an egg?
a)
1
b)
2
c)
3
d)
it depends
21.
The process of a mature egg being released into the fallopian tube is
a)
pregnancy
b)
menstruation
c)
ovulation
d)
fertilisation
22.
The correct path of the egg is: ovary, fallopian tube, uterus, cervix, vagina
a)
true
b)
false
23.
What starts puberty in adolescent boys and girls?
a)
Hormones released from the brain, testes and ovaries.
b)
Hormones released by the adrenal glands above the kidneys.
c)
Hormones released in the small intestine.
d)
Hormones released by the liver and pancreas.
24.
On average, how many days does the menstrual cycle last?
a)
7
b)
14
c)
21
d)
28
25.
What is ovulation?
a)
The release of an egg into an oviduct.
b)
The joining of an egg cell and a sperm cell.
c)
The period of time when the female is having her period.
d)
The act of mating.
26.
On average, how long does menstruation/a period last?
a)
5-6 days.
b)
1-3 days.
c)
9-12 days.
d)
12-24 days.
27.
What is the correct term for sex cells (sperm and eggs in humans)?
a)
Blastocysts
b)
Zygotes
c)
Gametes
d)
Periods
28.
When is the best time in the menstrual cycle for a woman to have sexual intercourse, if she wants to get pregnant?
a)
1-7 days
b)
14-21 days
c)
7-14 days
d)
21-28 days
29.
How are non-identical twins produced?
a)
Two sperm fertilise one egg.
b)
Two eggs are each fertilised by a sperm.
c)
One egg is fertilised by one sperm and then divides into two.
d)
Two eggs are each fertilised by two sperm.
30.
How are identical twins produced?
a)
Two sperm fertilise one egg.
b)
Two eggs are each fertilised by a sperm.
c)
One egg is fertilised by one sperm and then divides into two.
d)
Two eggs are each fertilised by two sperm.
31.
What is implantation?
a)
When the ball of dividing cells is travelling along the oviduct.
b)
When the ball of cells is sticking to the uterus wall and embedding into it.
c)
When the unfertilised egg is being moved by the cilia along the Fallopian tubes.
d)
When the dead egg exits via the cervix
32.
What does the placenta do?
a)
It allows nutrients to enter the foetus from the mother and waste products to leave the foetus.
b)
It allows the nutrients and waste products to travel freely between the foetus and the mother.
c)
It prevents all bad chemicals from harming the young.
d)
It allows solid food to reach the young.
33.
Where does the umbilical cord join the baby?
a)
At its lungs.
b)
At its liver.
c)
At its stomach.
d)
At its belly button.
34.
How many sperm are able to fertilize an egg?
a)
1
b)
2
c)
3
d)
it depends
35.
What is the safest amount of alcohol to consume during pregnancy?
a)
0.01%
b)
Does not matter
c)
Up to the mother
d)
None
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