AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which word means an organism that gets energy by using dead organisms or non-living materials or waste as food
A
Decomposer
B
Consumer
C
Producer
Explanation: 

Detailed explanation-1: -Millipede Detritivore . While decomposers break down dead, organic materials, detritivores-like millipedes, earthworms, and termites-eat dead organisms and wastes.

Detailed explanation-2: -Decomposers are also called saptrotrophs. They show saprotrophic mode of nutrition i.e. they feed on dead and decaying matters. For example, bacteria, fungi, etc. Autotrophs are producers which include plants. Phagotrophs or heterotrophs are consumers who depend on plants and animals for their nutrition.

Detailed explanation-3: -Examples of decomposers are fungi and bacteria that obtain their nutrients from a dead plant or animal material.

Detailed explanation-4: -In biology, detritus (/dɪˈtraɪtəs/) is dead particulate organic material, as distinguished from dissolved organic material. Detritus typically includes the bodies or fragments of bodies of dead organisms, and fecal material.

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