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CBSE · Class 11 · Biology · Photosynthesis in Higher PlantsThe first carbon dioxide acceptor in C3 plants is:

Step-by-Step Solution

Ribulose 1,5-bisphosphate (RuBP) is a 5-carbon compound that acts as the primary acceptor of carbon dioxide in the Calvin cycle of C3 plants.

Detailed Options Breakdown
Option : Phosphoenolpyruvate (PEP)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Photosynthesis in Higher Plants.

Option 1: Ribulose 1,5-bisphosphate (RuBP) (Correct Answer)

Correct choice. Refer to the step-by-step verified solution guidelines above for details.

Option 2: Oxaloacetic acid (OAA)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Photosynthesis in Higher Plants.

Option 3: 3-Phosphoglyceric acid (PGA)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Photosynthesis in Higher Plants.

💡 Study Guide: This question tests core syllabus concepts from Photosynthesis in Higher Plants. For formulas, key summaries, and mock exam reference guides, read the full Photosynthesis in Higher Plants Revision Notes.
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