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Card 6

Front

What do animals compete for?

Back

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Card 7

Front

What are 2 living factors of environmental change?

Back

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Card 8

Front

What are 2 non-living factors of environmental change?

Back

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Card 9

Front

How can air pollution be monitored?

Back

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Card 10

Front

What does lots of lichen & mayfly larvae indicate?

Back

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Card 11

Front

What do lots of rat-tailed maggots & sludgeworms indicate?

Back

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Card 12

Front

What decreases as you go up pyramids of biomass?

Back

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Card 13

Front

What is the main source of energy?

Back

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Card 14

Front

In what conditions do microorganisms work best in?

Back

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Card 15

Front

What elements do plants take from the soil & air?

Back

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