Trophic levels Flashcards

(8 cards)

1
Q

What is a trophic level?

A

A trophic level is a position in a food chain or food web that is defined by the number of energy transfer steps from primary producers to the top consumers.

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2
Q

Who are the producers in an ecosystem?

A

Producers are organisms that can produce their own food, typically through photosynthesis, such as plants and some algae.

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3
Q

Define primary consumers.

A

Primary consumers are herbivores that eat producers, obtaining energy by consuming plants.

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4
Q

What are secondary consumers?

A

Secondary consumers are organisms that eat primary consumers, which can include carnivores and omnivores.

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5
Q

Who are tertiary consumers?

A

Tertiary consumers are predators that eat secondary consumers, often at the top of the food chain.

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6
Q

What is the difference between autotrophs and heterotrophs?

A

Autotrophs are organisms that produce their own food, while heterotrophs are organisms that obtain food by consuming other organisms.

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7
Q

Define detritivore.

A

Detritivores are organisms that feed on dead organic matter and play a crucial role in decomposition.

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8
Q

Herbivore vs. Omnivore vs. Carnivore vs. Detritivore

A

Herbivores only eat plants, Omnivores eat both plants and animals, Carnivores only eat animals, while Detritivores only eat dead organic material

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