Podcast
Questions and Answers
What is the ultimate source of energy for nearly all living things?
What is the ultimate source of energy for nearly all living things?
What is the process in which light energy is trapped by plants and converted into chemical energy?
What is the process in which light energy is trapped by plants and converted into chemical energy?
What do you call an organism that gets its energy from feeding on other organisms?
What do you call an organism that gets its energy from feeding on other organisms?
What shows the transfer of energy from one organism to the next, beginning with a producer?
What shows the transfer of energy from one organism to the next, beginning with a producer?
Signup and view all the answers
What is the role of a tertiary consumer in a food chain?
What is the role of a tertiary consumer in a food chain?
Signup and view all the answers
Why is a pyramid of biomass considered a better representation of the flow of energy in a food chain?
Why is a pyramid of biomass considered a better representation of the flow of energy in a food chain?
Signup and view all the answers
What effect does over-harvesting have on a species?
What effect does over-harvesting have on a species?
Signup and view all the answers
What is the position of an organism in a food chain, food web, or pyramid of numbers or biomass called?
What is the position of an organism in a food chain, food web, or pyramid of numbers or biomass called?
Signup and view all the answers
How does energy transfer change as it moves up trophic levels?
How does energy transfer change as it moves up trophic levels?
Signup and view all the answers
What is a food web?
What is a food web?
Signup and view all the answers