Multiple Choice Questions on Cilia and Flagella

MCQ on Cilia and Flagella (L., cili=eye lash; Flagella=little whip)

1. Which of the following are functions of cilia and flagella?
a) locomotion
b) body’s defence
c) excretion
d) all of these

2. Which of the following are the features that differentiates cilia from flagella
a) Cilia are short compared to flagella
b) Flagella are less in number compared to cilia
c) Cilia are distributed throughout the cell surface
d) all of these

3. Ciliary membrane is
a) Continuous with plasma membrane
b) Continuous with cell wall
c) Both a and b
d) None of these

4. The basic microtubular structure of cilia and flagella is called
a) radial spoke
b) axoneme
c) nexin
d) dyenein

5. The immobile cytoplasmic ciliary extensions from the cell is called
a) Kinocilia
b) sterocilia
c) motocilia
d) none of these

6. In eukaryotic flagella, the arrangement of microtubules in axoneme is

a) 9+4
b) 9+3
c) 9+0
d) 9+2

7. The adjacent doublets in the outer ring are joined by a highly extensible protein called
a) radial spoke
b) axoneme
c) nexin
d) dyenein

8. Bacterial flagella is made up of

a) dyenien
b) tubulin
c) flagellin
d) vimetin

9. Eukaryotic flagella is made up of
a) dyenien
b) tubulin
c) flagellin
d) vimetin

10. Bacterial flagella is
a) ATP driven
b) proton driven
c) both a and b
d) none of these

11. Eukaryotic flagella is driven by
a) ATP
b) proton
c) both a and b
d) none of these

12. Defects or absence in any one of the proteins in axoneme of cilia lead to
a) immotile cilia syndrome
b) motile cilia syndrome
c) both a and b
d) none of these

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Answer
1. d) all of these
2. d) all of these
3. a) Continuous with plasma membrane
4. b) axoneme
5. b) sterocilia
6. d) 9+2
7. c) nexin
8. c) flagellin
9. b) tubulin
10. b) proton driven
11. a) ATP
12. a) immotile cilia syndrome

Multiple Choice Questions on Cilia and Flagella

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