DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does the arrow mean in the photosynthesis equation?
A
Forward
B
Yields
C
Onward
D
Backward
Explanation: 

Detailed explanation-1: -This means that the reactants, six carbon dioxide molecules and six water molecules, are converted by light energy captured by chlorophyll (implied by the arrow) into a sugar molecule and six oxygen molecules, the products.

Detailed explanation-2: -Take the balanced chemical equation for the reaction of photosynthesis for instance: 6CO2 + 6H2 O + sunlight → C6 H12 O 6 + 6O2. The reaction arrow points in the direction of the products glucose and molecular oxygen from the reactants carbon dioxide and water.

Detailed explanation-3: -The reactants (the chemicals that initiate the chemical reaction) are represented on the left, while the products (the substances that result from the reaction) are represented on the right. An arrow sign ("→” commonly read aloud as “yields") separates the two.

Detailed explanation-4: -Explanation: We use the → to represent a transformation.

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