Explore topic-wise MCQs in Biology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

A scientist was looking at using different hormones in the blood as a marker for pregnancy. Which of the following hormones will not be ideal for this?

A. Progesterone
B. Chorionic gonadotrophin
C. Relaxin
D. Placental lactogen
Answer» B. Chorionic gonadotrophin
Discussion
2.

Which hormone is produced by ovary only during pregnancy?

A. Progesterone
B. Chorionic gonadotrophin
C. Relaxin
D. Placental lactogen
Answer» D. Placental lactogen
Discussion
3.

Apart from providing a medium for the exchange of nutrients, excretory products, and gases, the placenta is also an exocrine gland.

A. True
B. False
Answer» C.
Discussion
4.

Which of the following hormone is not produced by the placenta?

A. Relaxin
B. Estrogen
C. Progesterone
D. hPL
Answer» B. Estrogen
Discussion
5.

What connects the placenta to the embryo?

A. Trophoblast
B. Umbilical cord
C. Chorionic villi
D. Endometrium
Answer» C. Chorionic villi
Discussion
6.

Which of the following is not the function of a placenta?

A. Supply of nutrients to the fetus
B. Removal of excretory products from the fetus
C. Supply of carbon dioxide to the fetus
D. Supply of oxygen to the fetus
Answer» D. Supply of oxygen to the fetus
Discussion
7.

What tissue is derived from two different organisms?

A. Placenta
B. Endometrium
C. Zygote
D. Gamete
Answer» B. Endometrium
Discussion
8.

Chorionic villi and uterine tissue fuse to form ________

A. Zygote
B. Blastula
C. Placenta
D. Endometrium
Answer» D. Endometrium
Discussion
9.

What are the finger-like projections of trophoblast called?

A. Endometrium
B. Placenta
C. Chorionic villi
D. Fetus
Answer» C. Chorionic villi
Discussion