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Cell Organelles Quiz | Cell Organelles Objective Type Questions & Answers

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Free download in PDF Cell Organelles Objective Type Questions & Answers for competitive exams. These short objective type questions with answers are very important for competitive exams like NEET, AIIMS, JIPMER etc. as well as Board exams. These short solved questions or quizzes are provided by Gkseries.
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(21) Ribosomes contain maximum amount of
[A] Steriods
[B] Lipids
[C] RNA
[D] DNA
Answer: RNA
(22) The rough ER is specially well developed in cells actively engaged in
[A] Protein synthesis
[B] Nucleotide synthesis
[C] Lipid synthesis
[D] Neither a) nor b)
Answer: Protein synthesis

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(23) The nucleus contains
[A] Mitochondria
[B] Golgi apparatus
[C] Chromosomes
[D] Lysosomes
Answer: Chromosomes

Multiple Choice Questions with Answers on Cell Organelles | EBook

Multiple Choice Questions with Answers on Cell Organelles | EBook

Multiple Choice Questions with Answers on Cell Organelles | EBook

(24) Plasma membrane is
[A] Permeable
[B] Selectively permeable
[C] Impermeable
[D] None of the above
Answer: Selectively permeable
(25) All the following has ribosomes except
[A] nucleus
[B] mitochondrion
[C] chloroplast
[D] Both a) and b)
Answer: nucleus
(26) The number of nuclear pores depends on
[A] Size of cells
[B] Transcriptional activity of the cell
[C] DNA content of the cell
[D] all of the above
Answer: Transcriptional activity of the cell
(27) Who coined the term mitochondria
[A] Kolliker
[B] Benda
[C] Fleenming
[D] Robert Brown
Answer: Benda
(28) Name an organism which contains single chromosome and cell division occurs through fission or budding?
[A] Eukaryotes
[B] Prokaryotes
[C] Bacteria
[D] Primitive organism
Answer: Prokaryotes
(29) Which among the following sentence is not correct about the organelles?
[A] They are found in all Eukaryotic cells
[B] They are found in multicellular organisms
[C] They coordinate to produce the cell
[D] All of the above
Answer: They are found in multicellular organisms
(30) Name the outer most boundary of the cell?
[A] Plasma membrane
[B] Cytoplasm
[C] Nuclear membrane
[D] All of the above
Answer: Plasma membrane
31 Who discovered cell in 1665?
[A] Robert Hook
[B] Robert Crook
[C] David Thomson
[D] None of the above
Answer: Robert Hook
32 The intrinsic protein present in the cell membrane mainly functions as
[A] Enzymes
[B] Carrier
[C] Pores
[D] None of the above
Answer: Enzymes
33 Which of the following organelle is called ‘Suicidal Bag’
[A] Mitochondria
[B] Endoplasmic reticulum
[C] Lysosome
[D] Ribosome
Answer: Lysosome
34 Which of the following is not a co-enzyme-
[A] NAD
[B] NADP
[C] FAD
[D] Mn++
Answer: Mn++
35 Activity of allosteric enzymes are influenced by
[A] Allosteric modulators
[B] Allosteric site
[C] Catalytic site
[D] All of the above
Answer: Allosteric modulators
36 Enzyme acts best at a particular temperature called
[A] Catalytic Temperature
[B] At normal Body temperature
[C] Optimum temperature
[D] None of the above
Answer: Optimum temperature
37 Which bond is not associated with Enzyme-substrate interaction -
[A] Hydrogen bonds
[B] Ionic bonds
[C] Di-sulfide bonds
[D] Van deer Waal’s force of attraction
Answer: Di-sulfide bonds
38 Apoenzymes dissociates from co-enzymes due to
[A] Change in pH
[B] Change in temperature
[C] Change in substrate concentration
[D] None of the above
Answer: Change in pH
39 Which of the following enzyme inhibitions shows decreased Km Value ?
[A] Competitive inhibition
[B] Un-competitive inhibition
[C] Non-competitive inhibition
[D] All the above
Answer: Competitive inhibition
40 In competitive inhibition, inhibitors bears a close structural similarity with the
[A] Co-enzyme
[B] Co-factor
[C] Prosthetic group
[D] Substrate
Answer: Substrate

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