Q3 of 70 Page 72

What chemical do you use to remove CO2 from inside a flask in certain experiments on photosynthesis?

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Potassium hydroxide is used to remove CO2 in certain experiments on photosynthesis.

Potassium hydroxide absorbs carbon dioxide. This chemical is used in experiments where it is used to show that carbon dioxide is necessary for photosynthesis.


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1

Why is it necessary to research a plant before performing an experiment on photosynthesis?

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 2

Why do we perform the iodine-test?

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 4

All food chains start with a plant. Why is this so?

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 5

The honey bee produces honey. In terms of the food chain, is the honey bee a producer or a consumer?

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