Engineering Questions with Answers - Multiple Choice Questions

MCQs on Embryology – Animal Cell

1 - Question

Centromere is required for _________
a) Transcription
b) Crossing over
c) Movement of chromosomes towards poles
d) Cleavage

View Answer

Answer: c
Explanation: Centromere is a special region of a chromosome. It helps in the movement of chromosomes towards poles.

2 - Question

Polytene chromosomes are formed due to _____________
a) Endomitosis
b) Meiosis
c) Mitosis
d) Endomixis

View Answer

Answer: a
Explanation: Polytene chromosomes are oversized chromosomes. It is formed due to endomitosis (without cell division).

3 - Question

Racker’s particles occur in _________
a) Mitochondria
b) Nucleus
c) Chromosome
d) Golgi complex

View Answer

Answer: a
Explanation: Racker’s particles occur in Mitochondria. They are also known as F1 particles. They help in production of ATP

4 - Question

Cell membrane is ___________
a) Semi permeable
b) Permeable
c) Selectively permeable
d) Impermeable

View Answer

Answer: a
Explanation: Cell membrane is also known as plasma membrane. It is semi permeable membrane surrounding the cytoplasm of a cell.

5 - Question

Which of the following does not have a membrane?
a) Ribosome
b) Mitochondria
c) Nucleus
d) Chloroplast

View Answer

Answer: a
Explanation: Ribosome are the protein builders or the protein synthesizer of the cell. They consist of two major components: the small subunit and the large subunit.

6 - Question

Cell theory was proposed by ____________
a) Virchow
b) Robert Hooke
c) McClintock
d) Schleiden and Schwann

View Answer

Answer: d
Explanation: Cell theory was proposed by Schleiden and Schwann. It states that
All living things are composed of cells.
All the cells are produced from other cells
Cells are the basic units of structure and function in living things.

7 - Question

There is no DNA in ______________
a) An enucleated ovum
b) Mature RBC
c) Hair root
d) Mature spermatozoa

View Answer

Answer: b
Explanation: Mature RBC is flexible and oval biconcave discs. They lack a nucleus and most organelles in order to accommodate maximum space for hemoglobin.

8 - Question

Cell theory is not applicable to _________
a) Virus
b) Bacteria
c) Fungi
d) Algae

View Answer

nswer: a
Explanation: Cell theory is not applicable to the Virus. Viruses can be considered alive depending upon the host. They are much smaller than cells.

9 - Question

Histones octamer contains _____________
a) Eight types of histones
b) Five types of histones
c) Eight histones of four different types
d) Six types of histones

View Answer

Answer: c
Explanation: Histones octamer is an 8 protein complex found at the center of nucleosome core particles. it consists of two copies of each f four core histone proteins (H2A, H2B, H3 and H4).

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