The direction of movement of food molecules in plants is ______________.

Question

Quizplus · Accepted Answer

Food molecules in plants primarily move from the site of production (source), such as photosynthetic cells in leaves, to the site of storage or utilization (sink), such as roots or growing shoots. Therefore, option D, "from source to sink," is the correct answer. Options A and B are incorrect because they describe movement in only one direction, while movement of food molecules in plants can occur in both directions. Option C is incorrect because sink and source are not always located in a fixed direction.

The Direction of Movement of Food Molecules in Plants Is