Isaiah Thomas Secondary School
Form 3-3
Integrated Science
Reproduction 30%
Instructions: The following test consists of 3 sections- A, B and C.
Section A: Multiple Choice. Circle or shade the corresponding letter to your response.
(24 marks)
1. Ovulation in the human female normally takes place during the menstrual cycle
A. At the mid secretory phase
B. Just before the end of the secretory phase
C. At the beginning of the proliferative phase
D. At the end of the proliferative phase
2. After ovulation Graafian follicle regresses into
A. Corpus atresia
B. Corpus callosum
C. Corpus luteum
D. Corpus albicans
3. Which one of the following events is correctly matched with the time period in a normal
menstrual cycle?
A. Release of egg: 5-10 days
B. Endometrium regenerates: 5-10 days
C. Endometrium secretes nutrients for implantation: 11-18 days
D. Rise in progesterone level: 1-15 days
4. If mammalian ovum fails to get fertilized, which one of the following is unlikely?
A. Corpus luteum disintegrates
B. Progesterone secretion rapidly declines
C. Oestrogen secretion increases
D. Primary follicle starts developing
5. A human female reaches menopause around the age of?
A. 50 years
B. 15 years
C. 70 years
D. 25 years
6. Which statement about sex cells is correct?
A. Sperm are male gametes
B. Ova are male gametes
C. Sperm are female gametes
D. Ova is a type of sperm cell
7. In reproduction ,what is fertilization?
A. When a male and female gamete join
B. When a farmer puts manure on farmland
C. When plants drop seeds onto the ground
D. When the foetus begins to grow
8. What is a zygote?
A. A cell formed when two embryos join, which will develop into a gamete
B. A cell formed when two gametes join, which will develop into an embryo
C. A cell formed when two gametes join, which will develop into a gland
D. A cell formed when two embryos join, which will develop into a tissue
9. Which of the following is not a part of the male reproductive system?
A. Penis
B. Testes
C. Uterus
D. Ejaculatory duct
10. Where are the female sex cells contained?
A. In the uterus
B. In the ovaries
C. In the ova
D. In the oviduct
11. How long does the menstrual cycle take?
A. 5 days
B. 14 days
C. 28 days
D. 35 days
12. What is ovulation?
A. The release of a mature egg cell
B. The loss of the lining of the uterus
C. The joining of a male sex cell and a female sex cell
D. The fusion of two cells
13. Which way does blood normally pass across the placenta?
A. From the mother to the foetus
B. From the foetus to the mother
C. Blood does not pass across the placenta
D. From inside the amniotic sac
14. Which of these is a role of oestrogen?
A. It maintains the lining of the uterus during the middle part of the menstural cycle
B. It repairs and thickens the lining of the uterus
C. It triggers the release of a mature egg
D. It hinders the growth of a growing foetus
15. Which hormone is responsible for the development of male secondary sexual
characteristics?
A. LH
B. Progesterone
C. Testosterone
D. FSH
16. The correct sequence of hormone secretion from beginning of menstruation is
A. FSH, progesterone, oestrogen
B. Oestrogen, FSH, progesterone
C. FSH, oestrogen, progesterone
D. Oestrogen, progesterone, FSH
17. Progesterone level falls leading to
A. Gestation
B. Menopause
C. Lactation
D. Menstruation
18. Phase of menstrual cycle when ovulation occurs in
A. Luteal
B. Menstrual
C. Proliferative
D. Secretory
19. Hormone controlling human menstrual cycle
A. Oestrogen
B. FSH
C. LH
D. All of the above
20. Phase of menstrual cycle that lasts 7-8 days is
A. Follicular phase
B. Ovulatory phase
C. Luteal phase
D. Menstruation
21. Pregnancy hormone is mainly
A. Oestrogen
B. Progesterone
C. LH
D. FSH
22. Ovulation occurs under the influence of
A. LH
B. FSH
C. Oestrogen
D. Progesterone
23. Onset of pregnancy
A. Stimulates testosterone secretion
B. Inhibits further information
C. Leads to degeneration of ovary
D. Leads to menstrual flow
24. Which female hormone initiates the changes in puberty?
A. FSH
B. ICSH
C. Testosterone
D. GnRH
Section B: Fill in the blanks using the most suitable response.
(15 marks)
1. Humans reproduce _________________________ (asexually/sexually)
2. Fertilization is _________________ in humans (external/ internal)
3. The process of release of ovum from a mature follicle is known as _______
4. Ovulation is induced by a hormone called _______________
5. The fusion of a male and female gamete is called ____________________________
6. Fertilization takes place in _______________
7. The structure which provides the vascular connection between foetus and uterus is
called _________________
8. ________________________ hormone causes the maturation of an egg in the ovary
9. ________________ hormone causes eggs to mature
10. ______________ maintains the uterus lining during pregnancy
11. Pregnancy usually lasts ______________ weeks
12. The time the baby is housed in the ______________ is known as the ______________
period
13. Sac-like glands that lie behind the bladder is known as _______________________
14. ________________ is also called the sperm duct
15. Urethra carries __________ to outside the body
Section C: Place in order by using the numbers 1-7.
(7 marks)
1.
2.
3.
4.
5.
___________ Semen leaves the body as ejaculatory fluid
___________ Sperm is produced in the testes
___________ Sperm is given nutrients and energy to swim
___________ Sperm is stored in the epididymis until needed
___________ Semen is produced when sperm mixes with fluids from the seminal
vesicles and prostate gland
6. ___________ Semen travels through the urethra
7. ___________ Penis become excited and erect
Total = 46 marks