NEET BIOLOGY

ECOLOGY

ECOSYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Organic material break down and the nutrients would be available to other organisms due to the activities of
A
herbivores
B
carnivores
C
detritivores and decomposers
D
ominvores
Explanation: 

Detailed explanation-1: -Decomposers play a critical role in the flow of energy through an ecosystem. They break apart dead organisms into simpler inorganic materials, making nutrients available to primary producers.

Detailed explanation-2: -Fungi decompose organic matter by releasing enzymes to break down the decaying material, after which they absorb the nutrients in the decaying material. Hyphae are used to break down matter and absorb nutrients and are also used in reproduction.

Detailed explanation-3: -Decomposition is a complex process. Organic matter is broken down into carbon dioxide and the mineral forms of nutrients like nitrogen. It is also converted into fungi and bacteria through these organisms feeding on the organic material and reproducing.

Detailed explanation-4: -Detritivores perform the first stage of remineralization, by fragmenting the dead plant matter, allowing decomposers to perform the second stage of remineralization.

Detailed explanation-5: -Decomposers, such as bacteria and fungi, chemically break down the organic matter into nutrients such as Nitrogen, Phosphorus, and Potassium. The nutrients are then more available to the plants growing in the soil. In this way, earthworms and decomposers facilitate the constant recycling of nutrients in nature.

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