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NAT I Medical Biology MCQs With Answers
Question # 1
Plasmid pBR 322 has antibiotic resistance for
Choose an answer
Tetracycline + Ampicillin
Penciline
Neuomycin
Tetracycline + Penciline
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Question # 2
Chloroplasts is a
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Single membrane structure
Double membrane structure
Triple membrane structure
None
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Question # 3
In living organisms,water quantity is
Choose an answer
70 → 90%
80 → 70%
60 → 70%
50 → 50%
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Question # 4
Organismic respiration is also known as
Choose an answer
Energy production
Energy released
Breathing or ventilation
None
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Question # 5
Primary wall is composed of
Choose an answer
Cellulose
Cutin
Lignin
Waxes
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Question # 6
Water regulation in fresh water ciliates is controlled by special organelle called
Choose an answer
Food vacuole
Contractile vacuole
Cytoplasm
Nucleus
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Question # 7
Which of the following include in Kingdom plantae
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Eukaryotic
Autotrophic
Multicellular
All of above
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Question # 8
Mendel cross-fertilized a true breeding rounded seed male plant with a true breeding wrinkled seeded female plant he called it a
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First parental generation
First filial generation
2nd filial generation
All of above
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Question # 9
Sinus venosus in case of fishes receives from the body
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Oxygenated blood
Deoxygenated blood
Both a & b
None
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Question # 10
The structural and functional unit of life is called
Choose an answer
Cytoplasm
Cell
Tissues
Nucleus
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Question # 11
Littoral zone is divided into two main regions
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Limnetic zone
Profundal zone
None
Both
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Question # 12
In planarians the exchange of materials takes place by
Choose an answer
Blood circulatory system
Flame cells
No special transport system
None
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Question # 13
Such ciliates that remain attached to a rock or other surface is called
Choose an answer
Motile
Sessile
Both a & b
None
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Question # 14
Division of nucleus is called
Choose an answer
Nuclear division
Karyokinesis
Cytokinesis
All of above
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Question # 15
In which of the phase chromosomes are not visible
Choose an answer
Prophase
Metaphase
Anaphase
Teleophase
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