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HESI A2 Exam Preparation

HESI A2 Practice Test & Study Guide

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HESI A2

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Biology • Biology Topics

Ecology

Master Ecology concepts with free HESI A2 practice questions and detailed rationales. These questions will help you reinforce your understanding and improve your score on the HESI A2 exam.

Free Practice Questions (2)

Question 1medium

Role of Decomposers in Ecosystems

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

Question 2hard

Primary Cause of the Greenhouse Effect

What is the primary cause of the greenhouse effect?

Related Topics

Biological MoleculesCell Structure & FunctionCellular Respiration & EnergyPhotosynthesisDNA & RNA