Reading Comprehension: Detail Questions

The passage mentions which of the following regarding the organizing concept of trophic levels?

Excellent!

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According to the passage, large carnivores are the top-level predators because they are the only animals in the ecosystem that are not typically preyed upon.

Incorrect.

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The passage does not link the size of the prey to the trophic level, but rather, only mentions that carnivores are divided by size.

Incorrect.

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Although the passage does indicate that large carnivores are the top-level predators because they are typically not preyed upon, this does not protect them from numerous other risks in their ecosystem. 

Incorrect.

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This answer choice directly contradicts the passage's statement that Carnivores are divided into small and large [trophic] levels.

Incorrect.

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Although it may be possible for the same species to occupy different trophic levels in disparate ecosystems, there is absolutely no evidence for this answer choice in the passage.

The same species may occupy different levels in different ecosystems. 
All of the carnivores that prey on herbivores belong to the same trophic level.
Due to their status as top-level predators, large carnivores are immune from harm in their natural ecosystem.
All of the species that feed on smaller animals will occupy the same level.
Large carnivores represent a trophic level that is not usually prey for other species.

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