Multiple Choice
Which of the following best describes the primary characteristic that distinguishes living organisms from non-living matter?
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1. Introduction to Biology
Introduction to Biology
Multiple Choice
A biome is identified by its particular set of abiotic factors and its:
A
characteristic community of organisms
B
annual rainfall only
C
average age of inhabitants
D
rate of photosynthesis
Verified step by step guidance1
Understand the definition of a biome: A biome is a large ecological area on Earth with distinct climate, abiotic factors (non-living components like temperature, rainfall, soil type), and characteristic communities of organisms adapted to those conditions.
Review the options provided in the question: 'annual rainfall only,' 'average age of inhabitants,' 'rate of photosynthesis,' and 'characteristic community of organisms.'
Analyze why 'annual rainfall only' is insufficient: While rainfall is an important abiotic factor, it alone does not define a biome. Other abiotic factors like temperature and soil type also play a role.
Evaluate 'average age of inhabitants' and 'rate of photosynthesis': These are not defining characteristics of a biome. The average age of inhabitants is irrelevant, and the rate of photosynthesis varies within ecosystems but does not define a biome.
Conclude that the correct answer is 'characteristic community of organisms': Biomes are identified by the specific types of plants, animals, and microorganisms that thrive in the given abiotic conditions, forming a characteristic community.
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