Explore topic-wise MCQs in Biology.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

The cavity present in the blastula is called _______

A. Coelom
B. Fluid
C. Blastocoel
D. Blastopore
Answer» D. Blastopore
2.

Eight to sixteen cell stage embryo is called ______

A. Blastomere
B. Zygote
C. Blastula
D. Morula
Answer» E.
3.

The last process that leads to pregnancy is called _________

A. fertilization
B. cleavage
C. lactation
D. implantation
Answer» E.
4.

What is implantation?

A. Attachment of umbilical cord to the developing fetus
B. The fusion of male and female gametes
C. Covering of the blastomere by the uterine wall
D. Rapid division of the zygote
Answer» D. Rapid division of the zygote
5.

The embryo is derived from _________

A. uterine wall
B. trophoblast
C. inner cell mass
D. blastocoel
Answer» D. blastocoel
6.

What does inner cell mass give rise to?

A. Trophoblast
B. Endometrium
C. Placenta
D. Embryo
Answer» E.
7.

Which layer of blastomere gets attached to the endometrium of the uterus?

A. Blastomere
B. Trophoblast
C. Blastocoel
D. Inner cell mass
Answer» C. Blastocoel
8.

What is the outer layer of blastocyst called?

A. Blastomere
B. Trophoblast
C. Blastocoel
D. Inner cell mass
Answer» C. Blastocoel
9.

What is the correct lineage of a zygote?

A. Zygote -> Blastomere -> Morula -> Blastocyst
B. Zygote -> Blastula -> Morula -> Blastocyst
C. Zygote -> Morula -> Blastomere -> Blastula
D. Zygote -> Blastocyst -> Blastula -> Blastomere
Answer» B. Zygote -> Blastula -> Morula -> Blastocyst
10.

The daughter cells formed as a result of cleavage of a zygote are called ________

A. Blastocysts
B. Blastula
C. Blastomeres
D. Blastocoel
Answer» D. Blastocoel
11.

What are the mitotic divisions that a zygote undergoes called?

A. Meiosis
B. Cleavage
C. Fertilization
D. Fetal development
Answer» C. Fertilization