Cell Organelles Quiz | Cell Organelles Objective Type Questions & Answers

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Questions
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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