MCQ’S ON HETEROTROPHIC NUTRITION
Q. Assertion: mode of nutrition in higher animals is heterotrophic
Reason: Animals can use different trophic levels for heterotrophic nutrition
(a) if the assertion is true but the reason is false
(b) if both assertion and reason are true and the reason is the correct explanation of the assertion
(c) if both assertion and reason are false
(d) if both assertion and reason are true but the reason is not the correct explanation of the assertion
Answer: (d)
Q. The mutualistic association between certain fungi and roots of vascular plants are known as
(a) haustoria
(b) mycelium
(c) rhizoids
(d) mycorrhizae
Answer: (d)
Q. What is the mode of nutrition in bacteria?
(a) heterotrophic
(b) autotrophic
(c) autotrophic and heterotrophic
(d) none of the above
Answer: (c)
Q. Digestion of food in amoeba occurs in
(a) cytoplasm
(b) nucleus
(c) food vacuole
(d) none of the above
Answer: (c)
Q. The mode of nutrition found in fungi is
(a) saprotrophic or parasitic
(b) only parasitic
(c) only saprotrophic
(d) none of the above
Answer: (a)
Q. A stable ecosystem is maintained with the interaction of
(a) predators
(b) prey
(c) animals-human
(d) predator-prey
Answer: (d)
Q. Absorptive heterotrophic nutrition is exhibited by
(a) fungi
(b) algae
(c) pteridophytes
(d) bryophytes
Answer: (a)
Q. The mode of nutrition in which one organism obtains nutrition from other organisms is known as
(a) symbiosis
(b) autotrophic nutrition
(c) saprophytic nutrition
(d) heterotrophic nutrition
Answer: (d)
Q. Heterotrophic nutrition is
(a) oxidation of glucose
(b) breakdown of glucose into energy
(c) utilization of energy obtained by plants
(d) all the above
Answer: (d)
Q. The parasitic fungus which destroys wheat plant is
(a) lice
(b) leech
(c) Cuscuta
(d) Puccinia
Answer: (d)
