Standard Science Primary 6 Energy

Which of the following is the correct word equation for photosynthesis?

A Carbon dioxide + Water → Oxygen + Sugar
B Oxygen + Sugar → Carbon dioxide + Water
C Carbon dioxide + Oxygen → Water + Sugar
D Water + Oxygen → Carbon dioxide + Sugar
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Worked Solution

Step 1: Plants use light energy to make food. Step 2: The raw materials are carbon dioxide (from air) and water (from soil). Step 3: The products are sugar (food) and oxygen (released).

Correct answer: Carbon dioxide + Water → Oxygen + Sugar

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