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MDCAT Biology Chapter 4 Cell Structure and function Online Test MCQs With Answers
Question # 1
Chlorophyll molecules resemble with which part of hemoglobin?
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Polypeptide chains
Globin part
Non-Protein
All
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Question # 2
Most of the plant cells lack following organelles EXCEPT
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Flagellum
Lysosome
Centriole
Mitochondria
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Question # 3
A group of ribosomes attached with same mRNA form polysome for
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Better expression of Gene
Rapid production of protein
Increased production of protein
Protein export
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Question # 4
Traffic of substance between nucleoplasm and cytoplasm is controlled by
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Nuclear Envelope
Nuclear membrane
Nuclear pores
Endoplasmic reticulum
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Question # 5
In mitochondria, small knob like structure called FI particles are found in
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Outer membrane
Inner membrane
Outer compartment
Inner compartment
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Question # 6
Methylation of proteins occur in
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Transport vesicles of endoplasmic reticulum
Lysosomes
Golgi apparatus
Transport vesicles of Golgi bodies
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Question # 7
Animal cells differ from plant cells in having
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80 S ribosome
Chloroplasts
Mitochondria
Centrioles
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Question # 8
Which one of the following acts as a site for storage of water and cells products or metabolic Intermediates?
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Chloroplast
Mitochondrion
Vacuole
Endoplasmic reticulum
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Question # 9
Cells recycle their dead parts with the help of
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Centrioles
Vacuoles
Lysosomes
Golgi apparatus
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Question # 10
Which region of the nucleolus has DNA?
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Central fibrillar region
Central granular region
Peripheral granular region
Peripheral fibrillar region
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Question # 11
The synthesis of Golgi bodies is initiated by
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Ribosomes
R.E.R
S.E.R
Lysosome
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Question # 12
Which of the following cannot cross the phospholipid bilayer easily
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Ions
Gas molecules
Ethanol
Steroids
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Question # 13
Oxidative metabolism is carried out ____ of mitochondria
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In the intramembrane space
On the surface of inner membrane
In the inside of outer membrane
In the matrix
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Question # 14
Which one of the following is associated with intracellular transport of material?
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Golgi apparatus
Centriole
Endoplasmic reticulum
Lysosome
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Question # 15
How many number of autosomal chromosome pairs are present in human
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22
33
44
46
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Question # 16
The semicircular channels and system of tubes found in cytoplasm are known as
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Ribosomes
Glyoxisomes
E.R
Vacuoles
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Question # 17
A Crista is made of -------- membrane
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Lipoprotein
Glycoprotein
Nucleoprotein
Phospholipids
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Question # 18
F1 particles contain enzyme complex for:
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Protein synthesis
ATP synthesis
DNA replication
Respiration
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Question # 19
Pick up the correct sequence of path followed by a testosterone molecule till its export
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SER>RER>Transport vesicle>Golgi apparatus>secretory vesicle>cell membrane
SER>Golgi apparatus>Transport vesicle> secretory vesicle>cell membrane
SER>RER>Golgi apparatus> Transport vesicle>secretory vesicle>cell membrane
SER>Transport vesicle>Golgi apparatus>secretory vesicle>cell membrane
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Question # 20
Nucleus is visible when the cell is in ____ stage
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Non-dividing
Dividing
active
Both a and b
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Question # 21
Chloroplasts and mitochondria differ from one another because
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Both are membranous organelles
Both are non-membranous organelles
Both are not present in all cells
Both do not contain proteins
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