Energy in biomass

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  • Created by: Sam Evans
  • Created on: 15-05-14 18:37
What does the word biomass mean?
The mass of living material
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What is meant by organic waste?
Waste from living organisms containg carbon compounds
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Which processes return the carbon dioxide into the atmosphere?
Respiration and combustion
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How can energy wastage be reduced in a food chain?
Reduce the number of stages because carnivores have less energy available than herbivores
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Give an example of a detritus feeder
Worms
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What is a Sankey diagram?
A graph with arrows which shows the total energy taken in and how it is transferred
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Why does a compost heap get hot?
Energy from respiration heats up the surroundings
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Why do we normally eat herbivores rather than carnivores
Eating plants are the most efficient way to gain energy so if we want meat, we eat animals that eat plants
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What do we mean by stable community in terms of recycling of nutrients?
The processes that remove materials from the environment are balanced by processes that return these materials.
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Other cards in this set

Card 2

Front

What is meant by organic waste?

Back

Waste from living organisms containg carbon compounds

Card 3

Front

Which processes return the carbon dioxide into the atmosphere?

Back

Preview of the front of card 3

Card 4

Front

How can energy wastage be reduced in a food chain?

Back

Preview of the front of card 4

Card 5

Front

Give an example of a detritus feeder

Back

Preview of the front of card 5
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