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NAT I Medical Biology MCQs With Answers
Question # 1
According to five kingdom system the Protists are
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Unicellular eukaryotes
Multicellular
Without cells
None
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Question # 2
The thin hair like appendages in bacteria is made up of protein
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Chitin
Flagellum
Pilin
Fibrogen
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Question # 3
Gene of interest is joined with sticky ends with the help of enzyme
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DNA helicase
DNA polymerase
DNA ligase
RNA polymerase
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Question # 4
All the insectivores plants are true
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Heterotrophic
Autotrophs
Parasitic
Saprophytic
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Question # 5
A group of bacteria called archaebacteria that tolerate temperature up to
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110 C
o
120 C
o
50 C
o
40 C
o
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Question # 6
Respiratory activity which occur in plants during daytime is called
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Photosynthesis
Photorespiration
Photoperiodism
Vernalization
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Question # 7
Littoral zone is divided into two main regions
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Limnetic zone
Profundal zone
None
Both
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Question # 8
When Cocci occur in pairs then arrangement is called
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Diplococcus
Staphylococcus
Sarcina
All of above
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Question # 9
Primary source of carbohydrates are
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Animals
Plants
Both a and b
None
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Question # 10
In frog the exchange of gases takes place through
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Lungs
Skin
Buccal chamber
All of above
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Question # 11
Feeding by living in or on other organism belonging to different species is called
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Saprophytic nutrition
Parasitic nutrition
Symbiotic nutrition
All of above
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Question # 12
In case of enzymes the detachable co-factor is called
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Reactant
Activator
In activator
None
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Question # 13
An association between a fungus and roots of higher plants is called
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Mycorrhizae
Lichen
Fungus
None
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Question # 14
Vascular and cork cambiums are examples of
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Lateral meristem
Intercalary meristem
Apical meristem
None of above
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Question # 15
Chloroplasts are present mainly in
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Epidermis
Mesophyll tissues
Stoma
Vascular bundle
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