Biology

B1 revision wjec

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  • Created by: Megan
  • Created on: 21-05-12 17:37
How can agriculture cause water pollution?
Untreated sewage and Chemical fertilisers
1 of 4
What is often present in industrial waste?
Heavy metals
2 of 4
Chemicals get more concentrated as they pass through the food chain because the animal at each stage eat large numbers of organisms earlier in the chain. this process is called...
bioaccumulation
3 of 4
Decay is the breakdown on material through the actions of the microorganisms
fish and chips
4 of 4

Other cards in this set

Card 2

Front

What is often present in industrial waste?

Back

Heavy metals

Card 3

Front

Chemicals get more concentrated as they pass through the food chain because the animal at each stage eat large numbers of organisms earlier in the chain. this process is called...

Back

Preview of the front of card 3

Card 4

Front

Decay is the breakdown on material through the actions of the microorganisms

Back

Preview of the front of card 4

Comments

Adithya George

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I don't understand no. 6 

I thought only bacteria and fungi decomposes dead matter...virus don't because they don't respire... :S

Keerthanna

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um on top of that, how is the answer to no. 6 fish and chips....?

Megan

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duno la

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