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Chapter 11 PS 103 questions and answers already passed 2024
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Chapter 11 PS 103 questions and answers already passed 2024
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Chapter 11 PS 103the living portion of an ecosystem is called the abiotic component. - correct
answer ✔F
Bioremediation in an example of a service that an ecosystem can provide. -
correct answer ✔T
The ecological pyramids of most terrestrial systems have a minimum of five
levels. - correct answer ✔F
Simple ecosystems are less vulnerable to destruction compared to complex
ecosystems. - correct answer ✔F
The entire process of ecological succession requires up to 20 years to
complete. - correct answer ✔F
Carbon tends to be the limiting elemental nutrient in terrestrial systems. -
correct answer ✔F
Non-nitrogen-fixing terrestrial plants take up nitrogen mostly as NH4. - correct
answer ✔F
Tillage helps release mineralized nitrogen in the soil. - correct answer ✔T
Deserts are never utilized for agricultural purposes. - correct answer ✔F
, One of the most common agroecosystems in the United States in the corn-
soybean rotation. - correct answer ✔T
Alfalfa can be a common component of an animal-based agroecosystem. -
correct answer ✔T
Modern agriculture has resulted in greatly accelerated rates of erosion. -
correct answer ✔T
Wetlands are no longer being drained in the United States. - correct answer
✔F
Which of the following would be considered an abiotic factor of an ecosystem?
A. Fungi
B. Mosquitos
C. Water
D. Antelope - correct answer ✔C
Which component is the start of every food chain?
A.Plants
B. Sun
C. Air
D. Animals - correct answer ✔B
In a food chain, an eagle would be an example of a:
A. primary producer
B. Secondary producer
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