NEET 1995 · Class 11

Photosynthesis in Higher Plants

The primary acceptor, during CO2 fixation in C3 plants, is

  1. (A)phosphoenolpyruvate (PEP)
  2. (B)ribulose 1,5-diphosphate (RuDP)
  3. (C)phosphoglyceric acid (PGA)
  4. (D)ribulose monophosphate (RMP)

The NCERT line that answers it

Verbatim line

The studies very unexpectedly showed that the acceptor molecule was a 5-carbon ketose sugar – ribulose bisphosphate (RuBP).

Chapter
Photosynthesis in Higher Plants
Section
11.7 WHERE ARE THE ATP AND NADPH USED?
Page
12
Words matched
17 of 17

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=0.9624, combined=0.9774). Verified: high — The span explicitly states that the acceptor molecule for CO2 fixation is ribulose bisphosphate (RuBP), which is ribulose 1,5-diphosphate (RuDP), matching the correct answer and distinguishing it from the other options.

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