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SAT Subject Test
The first items in the Biology E/M test are arranged in sets with common answer choices. These items appear in the core section of the test. Remember, these are not MATCHING challenges — each answer choice can be used once, more than once, or not at all.
Organisms that comprise the greatest mass of living substance (biomass) in a terrestrial food chain
Select an Answer
Decomposers (e.g., bacteria)
Correct Answer:
No
Producers (e.g., grasses)
Correct Answer:
Yes
Primary consumers (e.g., mice)
Correct Answer:
No
Secondary consumers (e.g., snakes)
Correct Answer:
No
Tertiary consumers (e.g., hawks)
Correct Answer:
No
View Correct Answer
The correct answer is Producers (e.g., grasses). Organisms that comprise the greatest biomass in a terrestrial food chain are the producers. Net productivity (photosynthesis minus respiration) creates biomass.
Question Difficulty:
easy