Cytoskeleton is made up of

(A)Proteins

(B)carbohydrates

(C)lipids

(D)All of these

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Cilia and flagella are

(A)microtubule

(B)microfilament

(C)intermediate filament

(D)Both A and B

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Which of the following is not true about cilia and flagella

(A)Both help in locomotion

(B)cilia is shorter and flagella is longer

(C)Flagella works like Oars

(D)hair-like outgrowths of the cell membrane

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How many of the following structures are synthesised by microtubules?

Centrioles, basal body, cilia, flagella, spindle fibres

(A)5

(B)4

(C)3

(D)2

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Which of the following is the structural and functional unit of bacterial flagella and cilia

(A)axon

(B)axoneme

(C)flagellin

(D)All of the above

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Which of the following is true about axoneme except

(A) It has nine doublets of peripheral microtubules

(B)2 centrally located microtubule

(C)nine radial spokes

(D)central sheath is absent

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Cilium and flagellum emerge from centriole-like structure called as

(A)basal body

(B)shaft

(C)basal plate

(D)All of these

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Which of the following is true about centrosome

(A)membraneless organelle

(B)contains two centrioles

(C)surrounded by amorphous pericentriolar

(D)All of these

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The arrangement of peripheral microtubule in centrioles is

(A)9 as triplets

(B)9 as doublets

(C)9 as singlet

(D)Both A and B

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Which of the following is true about centrioles?

(A)It lacks microtubule in the centre

(B)Hub is proteinaceous

(C)It forms the body of cilia or flagella and spindle fibres

(D)All of the above

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