Podcast
Questions and Answers
What percentage of energy is transferred from one trophic level to the next?
What percentage of energy is transferred from one trophic level to the next?
- 20%
- 50%
- 90%
- 10% (correct)
What is the name given to the circular movement of elements and compounds in ecosystems?
What is the name given to the circular movement of elements and compounds in ecosystems?
- Elemental pathways
- Biogeochemical cycles (correct)
- Nutrient cycles
- Ecological cycles
What is the primary component of the atmosphere?
What is the primary component of the atmosphere?
- Gases (correct)
- Water
- Solids
- Liquids
What is the term for the flow of materials from the environment to organisms and back to the environment?
What is the term for the flow of materials from the environment to organisms and back to the environment?
What is the name of the models that show the relationships between organisms in an ecosystem?
What is the name of the models that show the relationships between organisms in an ecosystem?
What is the purpose of the majority of the energy transferred between trophic levels?
What is the purpose of the majority of the energy transferred between trophic levels?
What is the main difference between primary and secondary succession?
What is the main difference between primary and secondary succession?
What is a community called when it reaches relative stability?
What is a community called when it reaches relative stability?
What is an example of an area where secondary succession might occur?
What is an example of an area where secondary succession might occur?
According to the LGEEPA, what is environmental impact defined as?
According to the LGEEPA, what is environmental impact defined as?
What is an effect of environmental deterioration?
What is an effect of environmental deterioration?
What is altered in an ecosystem as a result of environmental impact?
What is altered in an ecosystem as a result of environmental impact?
What has been the approximate reduction in the Arctic ice cap in the last 30 years?
What has been the approximate reduction in the Arctic ice cap in the last 30 years?
What is the reason for the increase in frequency and intensity of tropical storms and hurricanes?
What is the reason for the increase in frequency and intensity of tropical storms and hurricanes?
What happens to rainfall patterns as a result of global warming?
What happens to rainfall patterns as a result of global warming?
What is the estimated number of people living in extreme drought conditions?
What is the estimated number of people living in extreme drought conditions?
What is one of the health impacts of global warming?
What is one of the health impacts of global warming?
What is one of the economic impacts of global warming?
What is one of the economic impacts of global warming?
What is a predicted consequence of climate change?
What is a predicted consequence of climate change?
What is the main cause of environmental problems like pollution, greenhouse effect, and global warming?
What is the main cause of environmental problems like pollution, greenhouse effect, and global warming?
Who developed the concept of ecological footprint?
Who developed the concept of ecological footprint?
What does the ecological footprint measure?
What does the ecological footprint measure?
In what unit is the ecological footprint measured?
In what unit is the ecological footprint measured?
Why is it important to reduce our ecological footprint?
Why is it important to reduce our ecological footprint?
What is an ecosystem?
What is an ecosystem?
What are biotic factors in an ecosystem?
What are biotic factors in an ecosystem?
What is an example of an abiotic factor in an ecosystem?
What is an example of an abiotic factor in an ecosystem?
What are the different types of ecosystems known as?
What are the different types of ecosystems known as?
What are natural ecosystems characterized as?
What are natural ecosystems characterized as?
How can ecosystems be classified in terms of human interaction?
How can ecosystems be classified in terms of human interaction?
