B2 - Pyramics of Biomass and Numbers

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  • Created by: Rachelcfx
  • Created on: 06-05-16 23:03
Each bar on the pyramid of biomass shows...
Mass of living material.
1 of 5
EX. A pear tree goes at the bottom of the pyramid because...
It's at the bottom of the food chain.
2 of 5
Why are biomass pyramids almost always pyramid shaped?
Because biomass is lost at each stage of the food chain.
3 of 5
What is a pyramid of numbers?
A pyramid where each bar shows the number of organisms on the food chain. (any shape)
4 of 5
The aphids bar on a pyramid of numbers is longer than the pear tree bar, why?
Because one pear tree can feed loads of aphids.
5 of 5

Other cards in this set

Card 2

Front

EX. A pear tree goes at the bottom of the pyramid because...

Back

It's at the bottom of the food chain.

Card 3

Front

Why are biomass pyramids almost always pyramid shaped?

Back

Preview of the front of card 3

Card 4

Front

What is a pyramid of numbers?

Back

Preview of the front of card 4

Card 5

Front

The aphids bar on a pyramid of numbers is longer than the pear tree bar, why?

Back

Preview of the front of card 5

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