Heterotrophic nutrition is a made of nutrition in which organisms obtain readymade organic food from outside sources. The organisms that depend upon outside sources for obtaining organic nutrients are called heterotrophs. Heterotrophic nutrition is of three types: saprophytic, parasitic and holozoic nutrition.
41. In which of the following groups of organisms food material is broken outside the body and absorbed?
(a) Mushroom, green plants, Amoeba (b) Yeast, mushroom, bread mould
(c) Paramecium, Amoeba, Cuscuta (d) Cuscuta, lice, tapeworm
42. The parasitic nutritive strategy is used by which of two following
organisms
(a) Yeast, Leaches, Amarbel (b) Ticks, Tapeworms, Amarbel
(c) Grass, Dear, Lice
(d) Leaches, Tape-worms, Cone
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44. all correct
41. a.
42. d
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43 and 45 is correct
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Answer:41) b 42) b
Explanation:41): Yeast, mushroom and bread mould in these organisms food materials are broken outside the body and absorbed. Because they are saprophytic in nature . Saprophytic is a type of heterotrophic mode of nutrition.
42) ticks tapeworm and amarbel are parasitic in nature.
Parasites are an incredibly varied group of organisms that live within host cells. They are smaller than their host organism and reproduce faster by causing more damage to the host. They receive all sorts of benefits like food and shelter from the host.
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