Podcast
Questions and Answers
What is the main focus of ecology?
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?
In an ecosystem, which organisms are considered primary consumers?
- Tertiary consumers
- Secondary consumers
- Producers
- Plants (correct)
What do ecological pyramids describe?
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?
What is the main consequence of competitive exclusion?
What term describes the natural changes in community structure over long periods of time?
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?
Which of the following is NOT a major biome of North and South America?
What do agroecosystems primarily aim to produce?
What do agroecosystems primarily aim to produce?
'Diversity' in an ecosystem refers to:
'Diversity' in an ecosystem refers to:
Which of the following is NOT a characteristic or process found in ecosystems?
Which of the following is NOT a characteristic or process found in ecosystems?
In the nitrogen cycle, what is the role of plants?
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 concept of competitive exclusion?
Which of the following best describes the purpose of agroecosystems?
Which of the following best describes the purpose of agroecosystems?
What is the primary concern associated with the simplification 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 best describes the concept of plant succession?
Which of the following is NOT a major biome of North and South America?
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?
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?
Which of the following best describes the concept of ecological pyramids?
