Archive
16th of September 2015
Biology
Q:

please tell me which is the correct option with an explanation a plant is kept in sunlight for 8 hours,but it does not show a positive test with iodine. It means it is


1.not a green plant

2.not alive

3.dehydrated

4.not photosynthesizing

Sunil Kumar Ayyappan Santhamma - CBSE - Class X

Wednesday, September 16, 2015 at 18:50:PM

A:

Hi Sunil.

The plant is not photosynthesizing. Because when paper is covered, light prevents photosynthesis reaction which proves that light is necessary for photosynthesis.

Wednesday, September 16, 2015 at 18:57:PM