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Which one of the following is the correc...

Which one of the following is the correct set of three precautions for setting up the experiment to demonstrate that carbon dioxide is evolved during respiraition?

A

Air tight set up, delivery tube dips in water in beaker, flask has seeds which have just germinated.

B

Thread holding KOH test tube, air tight flask, delivery tube above surface of water in the beaker.

C

Germinated seeds under water in the flask, experimental set up not air tight, delivery tube above water level.

D

Delivery tube touching bottom of water, KOH test tube held by a thick wire, seeds covered by water.

Text Solution

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The correct Answer is:
A
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  12. The experimental set up shown here to demonstrate thet 'CO(2) is given...

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