Question

A potted plant with green leaves was kept in a dark room for two days. A part of a leaf wascovered with black paper and plant was kept in sun for a day. The black coverwas removed and the leaf was plucked out for starch test. a) Write your observations. b) Which part of the leaf will show starch test? c) Elaborate the importance of sunlight based on this observation.

Answer 1

Answer:

a) The covered part of leaf will not show any color change.

b) the part of the leaf which was not covered

c) This proves that sunlight required for making of starch from photosynthesis. therefore very essential for survival of the plant

Answer 2

Answer:

a) the covered part of leave will not show any colour

b) the part of the live which was not covered

c) this proves that sunlight required for making of stretch from photosynthesis