Life Science Quiz-2




1.What is the process of intake of nutrients by an organism as well as the utilisation of these nutrients by the organisms called?
A. Nutrition
B. Photosynthesis
C. Chloroplasts
D. Digestion
Ans. A
2.The mode of nutrition in which an organism makes its own food from the simple inorganic material like carbon dioxide and water present in the surrounding is called:
A. Heterotrophic nutrition
B. Saprotrophic nutrition
C. Autotrophic nutrition
D. Holozoic nutrition
Ans. C
3.What is the mode of nutrition called in which organisms cannot make its own food from simple inorganic material and depends on other organisms for its food?
A. Autotrophic nutrition
B. Heterotrophic nutrition
C. Parasitic nutrition
D. Holozoic nutrition
Ans. B
4.When an organism obtains its food from decaying organic matter of dead plants, dead animals and rotten bread, etc., it is called:
A. Parasitic nutrition
B. Autotrophic nutrition
C. Holozoic nutrition
D. Saprotrophic nutrition
Ans. D
5.The nutrition in which an organism derives its food from the body of another living organism without killing it, it’s called:
A. Saprotrophic nutrition
B. Parasitic nutrition
C. Holozoic nutrition
D. Autotrophic nutrition
Ans. B
6.The nutrition in which an organism takes the complex organic food materials into its body by the process of ingestion, the ingested food is digested and then absorbed into the body cells of the organism:
A. Parasitic nutrition
B. Autotrophic nutrition
C. Holozoic nutrition
D. Heterotrophic nutrition
Ans. C
7.The process by which green plants make their own food from carbon dioxide and water by using sunlight energy in the presence of chlorophyll, is called:
A. Xanthophylls
B. Stomata
C. Photosynthesis
D. Chloroplast
Ans. C
8.Animals which eat only plants are called:
A. Herbivores
B. Omnivores
C. Carnivores
D. None of the above
Ans. A
9.What is the process of taking food into the body called?
A. Digestion
B. Assimilation
C. Ingestion
D. Egestion
Ans. C
10.The process in which the food containing large, insoluble, molecules is broken down into small, water soluble molecules is called:
A. Digestion
B. Absorption
C. Ingestion
D. Assimilation
Ans. A
11.What is the process called in which the digested food passes through the intestinal wall into blood stream?
A. Egestion
B. Assimilation
C. Digestion
D. Absorption
Ans. D
12.What is the process called in which the absorbed food is taken in by body cells and used for energy, growth and repair?
A. Ingestion
B. Digestion
C. Assimilation
D. Absorption
Ans. C
13.The process through which undigested food is removed from the body is called:
A. Egestion
B. Digestion
C. Assimilation
D. Absorption
Ans. A
4.The contraction and expansion movement of the walls of food pipe is called:
A. Flexion Movement
B. Abduction
C. Peristaltic Movement
D. Adduction
Ans. C
15.The hard outer covering of a tooth is called:
A. Dentine
B. Enamel
C. Dental Cries
D. Dental Plaque
Ans. B


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