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Byju's Answer

Standard X

Biology

Detritus Food Chain

nbsp;food cha...

Question

food chain begins from dead and decaying matter. food chain starts with producers.

Grazing

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Detritus

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Producer

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Consumer

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Solution

The correct options are
A Grazing
B Detritus
Food chain is the sequence of who eats whom in a biological community and it represents feeding relationship and energy flow. There are two types of food chain in nature:

Grazing food chain begins with green plants or producers and it is dependent on solar energy.

Detritus food chain starts with dead and decaying matter and it is dependent on organic matter.

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Similar questions

Q. food chain begins from dead and decaying matter. food chain starts with producers.

State the difference between the first trophic level of detritus food chain and grazing food chain.

Solution:

The first trophic level of detritus food chain is often the dead and decaying organic matter whereas the grazing food chain starts with the living green plants.

The first trophic level organisms of detritus food chain are saprophytes whereas the starters of grazing food chain are producers.

Is that second point actually right? How can the organic matter and saprophytes be the same?Aren't saprophytes the consumers of detritus?
Correct me if i'm wrong.

Q. Regarding assertion and reason, choose the right option.

Assertion [A] : Food chains start with photosynthesis and ends with decomposition.

Reason [R]: In an ecosystem, plants produce food and decomposers help in decay of dead matter.

Q. Regarding assertion and reason, choose the right option
Assertion [A] : Food chains start with photosynthesis and end with decomposition.
Reason [R]: In an ecosystem, plants produce food and decomposers help in decay of dead matter.

Q. Read the following statements (1 - 3) related food chain and select the correct statement/s ?

1. Food chains have multiple paths interconnecting plants and animals.
2. Grazing food chain begins with the degradation of organic matter.
3. In aquatic ecosystems, the grazing food chain accounts for major conduits of the energy flow.

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