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WorksheetsHuman Reproduction & Growth
Total questions: 20
Worksheet time: 20mins
At about what temperature would you expect the male testes to be at?
28oC
34oC
37oC
40oC
In which part of the male reproductive system are sperm stored and matured?
testes
epididymis
vas deferens
seminiferous tubules
Which gland provides sugar and nutrients to give the sperm energy?
semen
prostate gland
bulbourethral gland
seminal vesicle
Which of these is NOT a secondary characteristic of male puberty?
voice deepens
hair grows on face, chest and armpits
hips widen
shoulders broaden
Which hormone is necessary for sperm production?
testosterone
estrogen
progesterone
calcitonin
Which of these statements about male hormones is INCORRECT?
GnRH increases the amount of LH and FSH
FSH and LH are made in the anterior pituitary gland and travel to the testes
the hormones are regulated by a negative feedback loop
FSH stimulates production of testosterone
Which hormone produces the secondary sex characteristics in females?
FSH
estrogen
LH
testosterone
Which statement about ovulation is correct?
an immature oocyte becomes an ovum inside the ovary and then is released into the oviduct
an immature ovum becomes an oocyte in the oviduct and moves into the ovary
the oocyte moves from the ovary into the oviduct
an ovum moves from the oviduct into the ovary
Where is the egg fertilised?
in the ovary
in the oviduct
in the uterus
into the vagina
Which process makes gametes for sexual reproduction?
mitosis
meiosis
fertilisation
ovulation
Which of these statements about the polar body is INCORRECT?
two polar bodies are created in total during meiosis
it doesn't become the egg
it contains most of the cytoplasm
it disintegrates (breaks down)
What is the endometrium?
the lining of the vagina
the lining of the oviduct
the lining of the ovary
the lining of the uterus
Which hormone causes ovulation to occur when produced in high amounts?
estrogen
FSH
LH
progesterone
The corpus luteum produces which 2 hormones?
LH
progesterone
FSH
estrogen
What happens to the corpus luteum if the egg is not fertilised?
it breaks down
it grows bigger
no change occurs
it divides
1. Number of sperm that start the journey (approximate)
2. Number of sperm that get to the egg (approximate)
3. Number of sperm that fertilise the egg
400, 200, 200
300 million, 400, 400
400, 50, 1
300 million, 400, 1
What is the name of the hollow structure that contains the cells that become the embryo?
zygote
blastocyst
morula
foetus
Which substance CANNOT pass from the mother to the foetus?
drugs
oxygen
nutrients
blood
Why does the mother stop menstruation during pregnancy?
because the embryo produces LH and FSH
because the corpus luteum doesn't disintegrate and keeps producing progesterone and estrogen
so that she knows she is pregnant
because the levels of progesterone and estrogen decrease
During which trimester of pregnancy do mothers have to be the most careful to stay away from environmental pollutants?
trimester 1
trimester 2
trimester 3
none of them
