NEET 1996 · Class 11

Respiration in Plants

Which of the following products are obtained by anaerobic respiration from yeast?

  1. (A)Beer and wine
  2. (B)Alcohols
  3. (C)CO2
  4. (D)All of these

The NCERT line that answers it

Verbatim line

In fermentation, say by yeast, the incomplete oxidation of glucose is achieved under anaerobic conditions by sets of reactions where pyruvic acid is converted to $\text{CO}_2$ and ethanol.

Chapter
Respiration in Plants
Section
12.3 FERMENTATION
Page
4
Words matched
25 of 28

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

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that yeast anaerobic respiration produces both CO2 and ethanol (alcohol), and the context of fermentation implies these are products obtained from yeast, matching all options in D.

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Question text is reproduced from the published NEET 1996 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.