Pyramids Of Biomass Flashcards
1
Q
What is the source of energy for all groups of living organisms?
A
Radiation from the sun.
2
Q
What is biomass?
A
The mass of material in living organisms.
3
Q
Why is the amount of biomass at each stage of a food chain less than it was at the previous stage?
A
- not all organisms at one stage are eaten by the stage above.
- some material and energy taken in is passed out as waste by the organism.
- lost in respiration.
