What is the photosynthesis equation in plants?

C. 6CO2 + 6H2O → C6H12O6 + 6O2

A. 6CO2 + 6O2 → C6H12O6 + 6H2O

B. C6H12O6 + 6O2 → 6CO2 + 6H2O

C. 6CO2 + 6H2O → C6H12O6 + 6O2

D. C6H12O6 + 6H2O → 6CO2 + 6O2

Everyday Science · Botany (Plant Biology) · page 19 of 19

Photosynthesis & Plant MCQs with Answers

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Photosynthesis & Plant Nutrition MCQs (181–189)

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181.
Chlorophyll-a absorbs maximum light in which region?
Correct Answer: C. Red and blue
One-liner
Chlorophyll-a absorbs maximum light in the red and blue regions of the visible spectrum.
182.
In plants, which part transports sugar (photosynthetic products) produced in the leaves to all parts of plants?
Correct Answer: D. Phloem
One-liner
The sugar (photosynthetic products) produced in leaves is transported to all parts of the plant through phloem.
183.
Its membranes are the sites where sunlight energy is trapped and where all food formation refers to ?
Correct Answer: C. Chloroplast
One-liner
The membranes where sunlight energy is trapped and food is formed refer to Chloroplast.
184.
Maximum fixation of solar energy is done by _?
Correct Answer: C. Green plants
One-liner
Maximum fixation of solar energy is done by green plants through the process of photosynthesis.
185.
Chlorophyll is a green substance that is present in _?
Correct Answer: A. Chloroplast
One-liner
Chlorophyll is a green pigment found in chloroplasts of plant cells, where it captures light energy for photosynthesis.
186.
What gas do plants release during the daytime?
Correct Answer: B. Oxygen
One-liner
Plants release oxygen during the daytime as a byproduct of photosynthesis.
187.
What is the photosynthesis equation in plants?
Correct Answer: C. 6CO2 + 6H2O → C6H12O6 + 6O2
One-liner
The photosynthesis equation is 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂, where carbon dioxide and water react in the presence of sunlight and chlorophyll to produce glucose and oxygen.
188.
What is the number of nitrogen atoms present in the head of chlorophyll molecule?
Correct Answer: B. Four
One-liner
The head of a chlorophyll molecule contains four nitrogen atoms, which are part of the porphyrin ring structure.
189.
Which organs of plants are also called the food factory of the plant?
Correct Answer: C. Leaves
One-liner
The leaves are called the food factory of the plant because they perform photosynthesis to produce food.

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Photosynthesis & Plant MCQs with Answers

Photosynthesis & Plant Nutrition MCQs (181–189)

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