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Questions and Answers
What are the components that make up an ecosystem?
What are the components that make up an ecosystem?
- Only energy flows
- Only physical environment
- Both living organisms and physical environment (correct)
- Only living organisms
How is energy incorporated into plant tissue in an ecosystem?
How is energy incorporated into plant tissue in an ecosystem?
- Through photosynthesis (correct)
- Through nutrient cycles
- Through decomposition of dead organic matter
- Through climate factors
What role do animals play in the movement of matter and energy in an ecosystem?
What role do animals play in the movement of matter and energy in an ecosystem?
- They play an important role in the movement of matter and energy (correct)
- They only consume plant tissue
- They have no role in matter and energy movement
- They only influence the quantity of plant biomass
How do decomposers facilitate nutrient cycling in an ecosystem?
How do decomposers facilitate nutrient cycling in an ecosystem?
What controls the overall structure of an ecosystem?
What controls the overall structure of an ecosystem?
What is the electrical conductivity of a semiconductor in comparison to a conductor and an insulator?
What is the electrical conductivity of a semiconductor in comparison to a conductor and an insulator?
How does the resistivity of a semiconductor change with temperature?
How does the resistivity of a semiconductor change with temperature?
What alters the conducting properties of a semiconductor?
What alters the conducting properties of a semiconductor?
What is created when two differently doped regions exist in the same crystal of a semiconductor?
What is created when two differently doped regions exist in the same crystal of a semiconductor?
Which of the following is an example of a semiconductor?
Which of the following is an example of a semiconductor?
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