Question

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Answer 1

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$\large{\underline{\underline{\red{\sf Heterotrophic\: Nutrition\::-}}}}$

The kind of nutrition in which organisms derive the energy from the intake and digestion of the organic substances prepared by autotrophs and other organic sources . Organisms which have this kind of nutrition are called hetrotrophs .

$\underline{\boxed{\pink{\sf There \: are\:four\:types\:of\: Heterotrophic\: nutrition:-}}}$

$\underline{\purple{\tt \orange{\dag} Holozoic \: Nutrition:-}}$

In this mode of 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 absorbed into the body cells of the organism is called assimilation . The undigested and unabsorbed part of the food is removed from the body by the organism by a process called Egestion.

This is called animal like nutrition .

$\red{\bf Ex\:-\:Human\:beings,\:Amoeba\:,etc.}$

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$\underline{\purple{\tt \orange{\dag} Saprophytic \: Nutrition:-}}$

In this mode of nutrition organism derive their nutrients from dead and decaying organic matter. Such organisms break down the food material outside their body and then absorb digested food material. The organism having saprophytic mode of nutrition are called saprophytes.

$\red{\bf Ex\:-\:Mushrooms,\: Bread\:Moulds\:,etc.}$

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$\underline{\purple{\tt \orange{\dag} Parasitic \: Nutrition:-}}$

In this mode of nutrition organisms obtain food from other living organism which is called host by living on or inside their body without killing them.

$\red{\bf Ex\:-\:Amar-bell(Cuscuta),\: Tapeworms\:,Ticks\:,etc.}$

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$\underline{\purple{\tt \orange{\dag} Saprophytic \: Nutrition:-}}$

when two organisms are mutually benefited by living in close association with each other they are called synbionts in this mode of nutrition is known as symbiotic nutrition.

$\red{\bf Ex\:-\: Lichen (Algae/Cyanobacteria\:\&\:Fungi)}$

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Answer 2

Answer:

The kind of nutrition in which organisms derive the energy from the intake and digestion of the organic substances prepared by autotrophs and other organic sources . Organisms which have this kind of nutrition are called hetrotrophs .

Step-by-step explanation:

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