MCQOPTIONS
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| 1. |
A plant was kept in a dark room for a week. When its leaves were tested with iodine solution, it did not show the presence of starch. From this experiment we can conclude that _________ is required for photosynthesis. |
| A. | sunlight |
| B. | iodine |
| C. | starch |
| D. | darkness |
| Answer» B. iodine | |