5. Define, and distinguish among, the terms fission, fragmentation, parthenogenesis, bud-
ding and vegetative propagation.
6. Explain the function of the corpus luteum in the menstrual cycle. If fertilization of the ovy-
lated egg happens, what endocrine events occur to support pregnancy
?
7. Explain how the female hormones FSH, LH, and estrogen interact during the menstrual
cycle to induce ovulation and, subsequently, formation of the corpus luteum.
8. What are the male sex hormones and what are their functions?
9. One of the first signs of pregnancy is that the menstrual periods stop. Explain why you
would expect this.
10. What are causes and effects of common STIs, and how are they treated?
11. Describe, and distinguish among, the birth control methods - vasectomy, diaphragm, con-
traceptive pill, spermicides and laparotomy.
12. Name the general location and give the function of the following reproductive structures:
seminiferous tubules, vas deferens, urethra, seminal vesicles, prostate gland, bulbourethral
glands, mature follicle, oviducts, uterus, vagina, endometrium.
13. Match each disease with the type of organism that causes it. The choices can be used more
than once.
Chlamydial infection
ii
AIDS
iii
Syphilis
iv
V
Gonorrhea
Trichomoniasis
A.
B.
ن تم نے
Bacteria
Protozoa
C.
Virus
5
F
ta
et
F
es
m
T
G
ce
E
re
th
4
Grade 9 Biology