In an aqueous environment, the microscopic animals are collectively called:
Correct answer: D. Planktons
- A. Herbivores
- B. Carnivores
- C. Fauna and flora
- D. Planktons
Explanation
Microscopic organisms drifting in water are called plankton; the animal component is more precisely termed zooplankton, while plant plankton is phytoplankton. The other options describe feeding groups or an overly broad grouping.
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