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how can we experiment on this?

how can we experiment on this? - Biology Forum

how can we experiment on this? - Biology Forums. Ask questions and discuss the study of Biology. If you have Biology questions from your homework ask them here!


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Old 06-24-2009, 03:10 PM
Pipette Filler
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Default how can we experiment on this?



how can we experiment on "Does cigarette smoke affect plant growth?".
its our topic for our investigatory project in biology.
i'm now in 2nd year of high school.
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Old 06-24-2009, 03:16 PM
Pipette Filler
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Grow seedlings inside a bell jar. Stick a smoldering cigarette in one lot, and leave the control set alone.

You might need a tiny fan to keep the cigarette going. When it's finished, leave the jar on so the smoke gets trapped in there. Do one cigarette at recess and one at lunch.
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Old 06-24-2009, 03:16 PM
Pipette Filler
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Grow seedlings inside a bell jar. Stick a smoldering cigarette in one lot, and leave the control set alone.

You might need a tiny fan to keep the cigarette going. When it's finished, leave the jar on so the smoke gets trapped in there. Do one cigarette at recess and one at lunch.
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