Energy In Ecosystems Flashcards
1
Q
What happens to energy when it is transferred from one level to another
A
Energy is lost
2
Q
What is energy lost as
A
Heat, movement and undigested material
3
Q
What does pyramids of numbers represent
A
It represents the number of organisms present at each trophic level in a food chain
4
Q
What does a pyramid of energy represent
A
It represents the energy content at each trophic level