1. The smallest size of cell which can be seen directly by the eye is
a) 1 micron
b) 10 micron
c) 100 micron
d) 1000 micron
2. Dr. Kharana’s work relates to
a) synthesis of simple DNA
b) genetic code
c) reduction of mutation
d) synthesis of RNA from the bacterial cell
3. Tse-Tse fly is the vector of
a) malaria parasite
b) try peorosoma
c) piroplasm
d) microfilaria
4. Man has _________ pairs of salivary glands.
a) 3
b) 4
c) 6
d) 8
5. Which one is a water-soluble vitamin?
a) A
b) C
c) D
d) E
6. The metallic part of hemoglobin is
a) copper
b) molybdenum
c) nickel
d) iron
7. Hormones are carried from their place of production by
a) ducts
b) blood
c) lymph
d) musous
8. Injection of insulin causes
a) increase of glucose in blood
b) decrease of glucose in blood
c) increase in blood pressure
d) decrease in blood pressure
9. The gestation period for the elephant is
a) 10 months
b) 15 months
c) 22 months
d) 30 months
10. Diabetes is caused by
a) fall in insulin level
b) increase in insulin level
c) eating too much sugar
d) decrease in glucose
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