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Cell the Unit of Life MCQs | Cell the Unit of Life Short Questions and Answers

(1) Mitochondria and chloroplast are
a) Semi-autonomous organelles
b) Formed by division of the pre-existing organelles and they contain DNA but lack protein synthesizing machinery
Which one of the following options is correct?
[A] Both (a) and (b) are correct
[B] Both (a) and (b) are false
[C] (b) is true but (a) is false
[D] (a) is true but (b) is false
Answer: (a) is true but (b) is false
(2) Which of the following structures are not found in prokaryotic cells
[A] Plasma membrane
[B] Nuclear envelope
[C] Ribosome
[D] Mesosome
Answer: Nuclear envelope
(3) Which of the following are not membrane bound organelles
[A] Mesosome
[B] Vacuoles
[C] Lysosome
[D] Ribosome
Answer: Ribosome
(4) Cellular organelles with membranes are
[A] Lysosome, Golgi apparatus and mitochondria
[B] Nuclei, ribosomes and mitochondria
[C] Chromosomes, ribosomes and ER
[D] ER, ribosomes and Nuclei
Answer: Lysosome, Golgi apparatus and mitochondria
(5) Balbiani rings are sites of
[A] RNA and Protein synthesis
[B] Lipid synthesis
[C] Nucleotides synthesis
[D] Polysaccharide synthesis
Answer: RNA and Protein synthesis
(6) In photosynthesis, the light independent reactions take place at
[A] Stomatal matrix
[B] Thylakoid lumen
[C] Photosystem I
[D] Photosystem II
Answer: Stomatal matrix
(7) Nuclear envelop is a derivative of
[A] RER
[B] SER
[C] Membrane of Golgi complex
[D] Microtubules
Answer: RER
(8) Which one of the following is not an inclusion body found in prokaryotes?
[A] Polysome
[B] Phosphate granule
[C] Cyanophycean granule
[D] Glycogen granule
Answer: Polysome

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