객관식
Which regions in freshwater or marine biomes are expected to have the highest productivity?
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48. Ecology
Introduction to Aquatic Biomes
객관식
Samantha observed an area with standing water, abundant grasses, and few trees. Based on these characteristics, which type of wetland was Samantha most likely in?
A
Bog
B
Fen
C
Swamp
D
Marsh
검증된 단계별 안내1
Step 1: Begin by understanding the characteristics of the wetland types mentioned in the problem: bog, fen, swamp, and marsh. Each has distinct features based on vegetation, water source, and soil composition.
Step 2: Recall that a bog is typically acidic, nutrient-poor, and dominated by mosses, especially sphagnum moss. It does not match the description of abundant grasses and standing water.
Step 3: Consider a fen, which is less acidic than a bog and often has grasses and sedges. However, fens are fed by groundwater and are typically nutrient-rich, which is not explicitly described in the problem.
Step 4: Evaluate a swamp, which is characterized by standing water and the presence of trees or woody vegetation. Since the problem mentions few trees, this does not align with the description.
Step 5: Finally, analyze a marsh, which is dominated by standing water and abundant grasses, with few or no trees. This matches the description provided in the problem, making marsh the correct answer.
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