Exam (elaborations)
12-Biology-Exemplar-Chapter-3
- Course
- Institution
12-Biology-Exemplar-Chapter-3
[Show more]
Seller
Follow
Hkane
Reviews received
Content preview
HUMAN REPRODUCTION 17CHAPTER 3
HUMAN REPRODUCTION
MULTIPLE-CHOICE QUESTIONS
1. Choose the incorrect statement from the following:
a. In birds and mammals internal fertilisation takes place
b. Colostrum contains antibodies and nutrients
c. Polyspermy is prevented by the chemical changes in the egg surface
d. In the human female implantation occurs almost seven days after
fertilisation
2. Identify the wrong statement from the following:
a. High levels of estrogen triggers the ovulatory surge.
b. Orgonial cells start to proliferate and give rise to functional ova in
regular cycles from puberty onwards.
c. Sperms released from seminiferous tubules are poorly motile /
non-motile.
d. Progesterone level is high during the post ovulatory phase of
menstrual cycle.
3. Spot the odd one out from the following structures with reference to the
male reproductive system:
a. Ret testis
b. Epididymis
c. Vasa efferentia
d. Isthmus
4. Seminal plasma, the fluid part of semen, is contributed by.
i. Seminal vesicle
ii. Prostate
iii. Urethra
iv. Bulbourethral gland
(a) i and ii (b) i, ii and iv (c) ii, iii and iv (d) i and iv
, 18 BIOLOGY, EXEMPLAR PROBLEMS
5. Spermiation is the process of the release of sperms from:
a. Seminiferous tubules
b. Vas deferens
c. Epididymis
d. Prostate gland
6. Mature Graafian follicle is generally present in the ovary of a healthy
human female around stet:
a. 5 – 8 day of menstrual cycle
b. 11 – 17 day of menstrual cycle
c. 18 – 23 day of menstrual cycle
d. 24 – 28 day of menstrual cycle
7. Acrosomal reaction of the sperm occurs due to:
a. Its contact with zona pellucida of the ova
b. Reactions within the uterine environment of the female
c. Reactions within the epididymal environment of the male
d. Androgens produced in the uterus
8. Which one of the following is not a male accessory gland?
a. Seminal vesicle
b. Ampulla
c. Prostate
d. Bulbourethral gland
9. The immature male germ cell undergo division to produce sperms by the
process of spermatogenesis. Choose the correct one with reference to above.
a. Spermatogonia have 46 chromosomes and always undergo meiotic
cell division
b. Primary spermatocytes divide by mitotic cell division
c. Secondary spermatocytes have 23 chromosomes and undergo
second meiotic division
d. Spermatozoa are transformed into spermatids
10. Match between the following representing parts of the sperm and their
functions and choose the correct option.
Col. A Col. B
A. Head i. Enzymes
B. Middle piece ii. Sperm motility
C. Acrosome iii. Energy
D. Tail iv. Genetic material
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Hkane. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67866 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now