HESI A2 Exam Prep

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Ecology

Practice questions for Ecology in the HESI A2 exam.

Question 1 of 2

Which of the following best describes the role of decomposers in an ecosystem?

They produce energy through photosynthesis.

They consume primary producers to regulate population sizes.

They compete with herbivores for food resources.

They break down dead organic matter and recycle nutrients.

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