Standard Science Primary 6 Energy

Which of the following describes the role of light in photosynthesis?

A It is stored in the leaves as electrical energy.
B It is a waste product of the process.
C It is converted into food for the plant.
D It provides the energy to combine carbon dioxide and water.
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Worked Solution

Step 1: Recall the photosynthesis equation (CO2 + Water + Light -> Sugar + O2). Step 2: Identify light as the energy source required for the chemical reaction. Step 3: Match with the correct functional description.

Correct answer: It provides the energy to combine carbon dioxide and water.

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