The quantum yield and quantum requirement for photosynthesis is
and
respectively
and
respectively
and
respectively
and
respectively
Quantum Requirement: The number of light quanta required for the evolution of one molecule of oxygen is called quantum requirement. Emerson calculated it to be 8.
Quantum Yield: The amount of oxygen evolved by one quantum of light is called quantum yield. It is calculated to be 12.5%
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The number of light quanta required for the evolution of one molecule of oxygen is called quantum requirement. Emerson calculated it to be . The amount of oxygen evolved by one quantum of light is called quantum yield. It is calculated to be
. Hence, the correct answer is option b.