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Questions and Answers
What are ecosystems composed of?
What are ecosystems composed of?
- All the abiotic components
- Only organisms
- All the organisms and the physical environment (correct)
- Only the physical environment
How is energy incorporated into plant tissue in an ecosystem?
How is energy incorporated into plant tissue in an ecosystem?
- Through energy flows
- Through photosynthesis (correct)
- Through decomposition
- Through nutrient cycles
What role do animals play in an ecosystem?
What role do animals play in an ecosystem?
- They control external factors
- They only influence plant biomass
- They play an important role in the movement of matter and energy through the system (correct)
- They have no significant role in the ecosystem
What controls the overall structure of an ecosystem?
What controls the overall structure of an ecosystem?
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What influences the quantity of plant and microbial biomass present in an ecosystem?
What influences the quantity of plant and microbial biomass present in an ecosystem?
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