E-PolyLearning

56. Ecological niche defines the
a. function of an organism in its habitat
b. diet of an organism
c. the food chain
d. population of an organism
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Answer: (a).function of an organism in its habitat

57. All the energy that enters the biotic part of the ecosystem is lost as
a. light energy
b. kinetic energy
c. heat energy
d. chemical energy
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Answer: (c).heat energy

58. An impellar is an
a. Aeration device
b. Aquatic device
c. Stirring device
d. Cooling device
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Answer: (c).Stirring device

59. Mycoprotein is made from
a. Algae
b. Bacteria
c. Fusarium
d. Virus
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Answer: (c).Fusarium

60. Production of food such as bread, cheese and youghurt is possible through
a. Biotechnology
b. Cell biology
c. Marphology
d. Genetic engineering
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Answer: (a).Biotechnology