131. Exflagellation in Plasmodium occurs in

A Microgametocyte
B Macrogametocyte
C Merozoits
D Trophozoite
Answer :   Microgametocyte
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132. Widal test performed for

A Malaria fever
B Cholera
C Typhoid fever
D Dengue fever
Answer :   Typhoid fever
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133. Which is related to males

A I.U.C.D.
B Tubectomy
C Vesectomy
D None of the above
Answer :   Vesectomy
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134. It is not possible to apply Koch's postulates to

A Diptheria
B Cholera
C Leprosy
D Tuberculosis
Answer :   Leprosy
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135. The percentage growth rate of human population of word

A 3.5%
B 1%
C 3%
D 2%
Answer :   2%
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136. At present world population is increasing at rate of

A 2 %
B 2.25%
C 2.5%
D 3.0%
Answer :   2 %
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137. M.R.I. is based on

A Radioactive isotopes.
B Short life isotopes.
C Long life isotopes.
D None of the above
Answer :   None of the above
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138. Which one of the following depresses brain activity and produced feelings of calmness, relaxation and drowsiness?

A Morphine
B Valium
C Amphetamines
D Hashish
Answer :   Valium
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139. Ageing pigment is

A Melanin
B Biliverdin
C Lipofuscin
D Collagen
Answer :   Lipofuscin
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140. Reason for trisomy in down's syndrome

A Non disjunction during sperm formation
B Non disjunction during egg formation
C Non disjunction at the time of egg or sperm formation
D Addition of one extra chromosome during mitosis
Answer :   Non disjunction at the time of egg or sperm formation
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