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Multiple Choice
Which of the following are the primary reactants in the process of photosynthesis?
A
Nitrogen and hydrogen
B
Carbon dioxide and water
C
Methane and oxygen
D
Oxygen and glucose
Verified step by step guidance
1
Understand the process of photosynthesis: Photosynthesis is a biochemical process that converts light energy into chemical energy, primarily occurring in plants, algae, and some bacteria.
Identify the primary reactants: In photosynthesis, the main reactants are carbon dioxide (CO2) and water (H2O). These are absorbed by plants to produce glucose and oxygen.
Recognize the role of light energy: Light energy, usually from the sun, is absorbed by chlorophyll in the chloroplasts of plant cells, which drives the photosynthesis reaction.
Write the balanced chemical equation for photosynthesis: The general equation is 6CO2 + 6H2O + light energy → C6H12O6 + 6O2. This shows the conversion of carbon dioxide and water into glucose and oxygen.
Conclude the identification of reactants: Based on the balanced equation and understanding of photosynthesis, the primary reactants are carbon dioxide and water.