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NAT I Medical Biology MCQs With Answers
Question # 1
The enzyme cuts the DNA fragment with two ends
Choose an answer
Sticky ends
Blunt ends
Both A and B
None
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Question # 2
Mendel choose a pea plants for genetical purpose because of the
Choose an answer
Easily cultivation
Numerous varieties
Generation time is reasonably short
All of above
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Question # 3
Perpetual growth zones found at the apices of roots and stems and plant role for primary growth are
Choose an answer
Apical meristem
Lateral meristem
Intercalary meristem
All above
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Question # 4
Fungi resembles to animals due to presence of
Choose an answer
Cellulose
Lignin
Chitin
Centrioles
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Question # 5
Chloroplasts is a
Choose an answer
Single membrane structure
Double membrane structure
Triple membrane structure
None
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Question # 6
Viruses are recognized as a particles of nucleic often with a
Choose an answer
Protein coat
Lipid coat
Carbohydrate coat
None
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Question # 7
In porifera the food enters the spongocoel cavity through the
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Osculum
Outer wall
Ostia
None
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Question # 8
Which of the following points about the germ theory of disease is not true
Choose an answer
A specific organism can always be found in association with a given disease
The organism can be isolated & culture in laboratory
It is not possible to recover the organism in pure culture
The pure culture will produce the disease when inoculated in to susceptible animal
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Question # 9
In a nucleotide nitrogen base is attached to carbon no-----of pentose sugar
Choose an answer
1
2
3
4
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Question # 10
Feeding on dead and decaying matter such as dead leaves in the soil or rooting tree trunks is called
Choose an answer
Symbiotic nutrition
Parasitic nutrition
Saprophytic nutrition
All of above
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Question # 11
Which of the following fungi used as antibiotics
Choose an answer
Yeast
Mushrooms
Penicillium
Rusts
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Question # 12
Which is an organic molecule
Choose an answer
Glucose
Amino acids
Nucleotides
All of above
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Question # 13
Primary wall is composed of
Choose an answer
Cellulose
Cutin
Lignin
Waxes
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Question # 14
Molecular carrier or vector on which gene of interest could be placed is
Choose an answer
RNA
C DNA
Plasmids
DNA
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Question # 15
Feeding by living in or on other organism belonging to different species is called
Choose an answer
Saprophytic nutrition
Parasitic nutrition
Symbiotic nutrition
All of above
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