what. is heterotrophs
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Answer:
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Explanation:
Heterotrophs are known as consumers because they consume producers or other consumers. Dogs, birds, fish, and humans are all examples of heterotrophs. Heterotrophs occupy the second and third levels in a food chain, a sequence of organisms that provide energy and nutrients for other organisms.
Heterotrophs : The heterotrophs can't make their own food but they are dependent on the autotrophs for their nutrition.
- It occurs in fungi, animals, amoeba and plants such as Cuscuta (amarbel).
- Digestion occurs in heterotrophs.
- In heterotrophs, Inorganic substances are not much required.
- They are also known as consumers in the food chain.
- Chlorophyll is absent in heterotrophs.
- Holozoic nutrition
- Saprotrophic nutrition
- Parasitic nutrition
1. Holozoic nutrition : They eat a ready made food of organic matter is taken from outside.
- Example - Ameoba, cow, goat, human being etc.
2. Saprotrophic nutrition : Nutrition is got from dead organic matter. They break down complex materials and absorb it.
- Example - Yeast, bacteria, mushrooms and fungi etc.
3. Parasitic nutrition : Their nutrition is got from living organism of other species without killing them.
- Example - Lice, ticks, flatworms, leech and tapeworm etc.