1. Which of the following is needed by a person suffering from diabetes ?
(A) Antibiotics
(B) Insulin
(C) Penicillin
(D) Streptomycin
2. Which of the following statements relating to sound and light is true ?
(A) Light is a form of kinetic energy, whereas sound is a form of potential energy.
(B) Light can be reflected but sound cannot be.
(C) Light travels faster in air than sound does.
(D) Sound travels in waves but light does not.
3. Friction can be reduced by changing over from–
(A) sliding to rolling
(B) rolling to sliding
(C) potential energy to kinetic energy
(D) dynamic to static
4. The life history of human malarial parasite in Anopheles was first described by–
(A) Patrick Manson
(B) Laveran
(C) Ronald Ross
(D) Richard Pfeiffer
5. Which of the following is based on the process of fusion ?
(A) Atom bomb
(B) Hydrogen bomb
(C) Ordinary bomb
(D) Napalm bomb
6. Hybridisation is–
(A) downward movement of water through soil
(B) a process of tilling the land
(C) decayed vegetable matter
(D) cross-fertilisation between two varieties
7. Of the following foods, which one is the best source of protein ?
(A) Butter
(B) Fish
(C) Lettuce
(D) Milk
8. The volume of which of the following materials decreases when it is heated from 0°C to 5°C ?
(A) Air
(B) Copper
(C) Water
(D) Mercury
9. Which one of the following groups of organisms has significance in diagnosing the death by drowing ?
(A) Lichens
(B) Protozoa
(C) Cyanobacteria
(D) Diatoms
10. Which one of the following acid is formed during the change of milk into curd ?
(A) Acetic acid
(B) Ascorbic acid
(C) Citric acid
(D) Lactic acid
ANSWERS KEY:
1- (B)
2- (C)
3- (A)
4- (C)
5- (B)
6- (D)
7- (B)
8- (C)
9- (D)
10- (D)
ANSWERS KEY:
1- (B)
2- (C)
3- (A)
4- (C)
5- (B)
6- (D)
7- (B)
8- (C)
9- (D)
10- (D)
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