491.
Damage to thymus in a child may lead to:
A
a reduction in haemoglobin content of blood
B
a reduction in stem cell production
C
loss of antibody mediated immunity
D
loss of cell mediated immunity
Answer :
loss of cell mediated immunity
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492.
First line of defence of body is
A
Skin and Mucous membrane
B
Neutrophils and monocytes
C
Fever
D
Interferon
Answer :
Skin and Mucous membrane
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493.
Membrane attack complex (Mac) associated with
A
B- lymphocytes
B
Compliments system
C
Macrophages
D
T-lymphocytes MAC= It causes pores in invading microbes
Answer :
Compliments system
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494.
A sexually transmitted disease caused by bacteria is
A
Leprosy
B
aids
C
Syphilis
D
Pertussis
Answer :
Syphilis
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495.
Contractile vacuole is likely to be absent in
A
Euglena
B
Plasmodium
C
Amoeba
D
Paramoecium
Answer :
Plasmodium
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496.
Which of the following is used in the treatment of Thyroid cancer
A
I 131
B
U238
C
Ra224
D
C14
Answer :
I 131
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497.
In Malarial parasite schizont stage occurs in
A
RBC of man
B
Blood of Anopheles
C
Stomach of Anopheles
D
Salivary glands of Anopheles
Answer :
RBC of man
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498.
NMR is considered superior to C.T. Scan because
A
To obtain images in any plane.
B
Imagingwith out radiation.
C
Studying only hard part of body.
D
Both A and B
Answer :
Both A and B
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499.
Highest infant mortality rate in India is
A
U.P.
B
Bihar
C
M.P.
D
Rajasthan
Answer :
Rajasthan
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500.
Power of regeneration is not found in
A
Hirudinea
B
Polycheta
C
Oligochaeta
D
All of the above
Answer :
Hirudinea
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