Chapter 16

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What does the word 'biomass' mean?
The mass of living material
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What are organic compounds?
Compounds containing carbon/carbon dioxide. One of carbohydrate/fat/protein
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Which processes return carbon dioxide into the atmosphere?
Respiration and combustion (burning)
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How can energy wastage be reduced in a food chain?
Reduce the number of stages. Carnivores have less energy available than herbivores who only eat plants. Rear animals indoors
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Give an example of a detritus feeder?
They start the process of decay by eating dead animals or plants and produce waste materials. Decay organisms then break down the waste
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What type of organism is at the bottom of a pyramid of biomass?
Green plants or algae
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Card 2

Front

What are organic compounds?

Back

Compounds containing carbon/carbon dioxide. One of carbohydrate/fat/protein

Card 3

Front

Which processes return 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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