A portion of destarched leaf of a potted plant was covered with a black strip of paper. The plant was then exposed to sunlight for six hours and then tested for starch. It was observed that:(1) both covered and uncovered parts of leaf turned blue-black(2) both covered and uncovered parts of leaf turned yellow-brown(3) only the uncovered part of leaf turned blue-black(4) only the covered part of leaf turned blue-black

A portion of destarched leaf of a potted plant was covered with a blac

1.	A portion of destarched leaf of a potted plant was covered with a black strip of paper. The plant was then exposed to sunlight for six hours and then tested for starch. It was observed that:(1) both covered and uncovered parts of leaf turned blue-black(2) both covered and uncovered parts of leaf turned yellow-brown(3) only the uncovered part of leaf turned blue-black(4) only the covered part of leaf turned blue-black
Answer» A portion of destarched leaf of a potted plant was covered with a black strip of paper. The plant was then exposed to sunlight for six hours and then tested for starch. It was observed that: (1) both covered and uncovered parts of leaf turned blue-black (2) both covered and uncovered parts of leaf turned yellow-brown (3) only the uncovered part of leaf turned blue-black (4) only the covered part of leaf turned blue-black