Pyramids Of Biomass Flashcards
1
Q
What do food chains show?
A
the flow of biomass through a community
2
Q
What do pyramids of numbers show?
A
the population at each trophic level
3
Q
What is a pyramid of biomass?
A
a diagram to showthe number and size of organisms present in a community
4
Q
How is biomass calculated?
A
scientists take samples of organisms from each trophic level. They measure the average mass of these organisms and multiply it by the number of organisms present to calculate the total biomass at each trophic level
5
Q
Why is dry mass only taken into account when measuring the biomass of an organism?
A
water content can vary between individuals and may not reflect on the true biomass of an organism
