Chapter 11-Agroecosystems and Ecology

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What is the main focus of ecology?

Relationships among organisms and the environment (correct)

Maintaining soil and environmental resources

Simplification of agroecosystems

Production of food and fiber

In an ecosystem, which organisms are considered primary consumers?

Tertiary consumers

Secondary consumers

Producers

Plants (correct)

What do ecological pyramids describe?

The competition between different species

Transfer of energy and biomass in ecosystems (correct)

The diversity of different ecosystems

Plant succession over time periods

What is the main consequence of competitive exclusion?

Loss of species richness Signup and view all the answers

What term describes the natural changes in community structure over long periods of time?

Plant succession Signup and view all the answers

Which of the following is NOT a major biome of North and South America?

Taiga Signup and view all the answers

What do agroecosystems primarily aim to produce?

Goods like food and fiber Signup and view all the answers

'Diversity' in an ecosystem refers to:

'Numerous coexisting species that utilize different resources' Signup and view all the answers

Which of the following is NOT a characteristic or process found in ecosystems?

Monoculture farming Signup and view all the answers

In the nitrogen cycle, what is the role of plants?

They convert atmospheric nitrogen into organic compounds Signup and view all the answers

Which of the following best describes the concept of competitive exclusion?

Two species cannot simultaneously occupy the same niche in an ecosystem Signup and view all the answers

Which of the following best describes the purpose of agroecosystems?

To produce food, fiber, and other agricultural products Signup and view all the answers

What is the primary concern associated with the simplification of agroecosystems?

Social and ecological disasters Signup and view all the answers

Which of the following best describes the concept of plant succession?

The natural changes in community structure over long periods of time Signup and view all the answers

Which of the following is NOT a major biome of North and South America?

Rainforests Signup and view all the answers

What is the primary role of secondary consumers in an ecosystem's food chain?

To eat primary consumers Signup and view all the answers

Which of the following best describes the concept of ecological pyramids?

They represent the transfer of energy and biomass within an ecosystem Signup and view all the answers

Chapter 11-Agroecosystems and Ecology

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Questions and Answers

What is the main focus of ecology?

In an ecosystem, which organisms are considered primary consumers?

What do ecological pyramids describe?

What is the main consequence of competitive exclusion?

What term describes the natural changes in community structure over long periods of time?

Which of the following is NOT a major biome of North and South America?

What do agroecosystems primarily aim to produce?

'Diversity' in an ecosystem refers to:

Which of the following is NOT a characteristic or process found in ecosystems?

In the nitrogen cycle, what is the role of plants?

Which of the following best describes the concept of competitive exclusion?

Which of the following best describes the purpose of agroecosystems?

What is the primary concern associated with the simplification of agroecosystems?

Which of the following best describes the concept of plant succession?

Which of the following is NOT a major biome of North and South America?

What is the primary role of secondary consumers in an ecosystem's food chain?

Which of the following best describes the concept of ecological pyramids?

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