NEET 2023 · Class 11

Photosynthesis in Higher Plants

List - I (A) Chlorophyll a (B) Chlorophyll b (C) Xanthophyll (D) Carotenoid List - II (I) Yellow to yellow orange (II) Yellow green (III) Blue green (IV) Yellow Choose the correct answer from the options given below:

  1. (A)(A)-(III), (B)-(II), (C)-(IV), (D)-(I)
  2. (B)(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
  3. (C)(A)-(II), (B)-(III), (C)-(I), (D)-(IV)
  4. (D)(A)-(IV), (B)-(III), (C)-(II), (D)-(I)

The NCERT line that answers it

Verbatim line

A chromatographic separation of the leaf pigments shows that the colour that we see in leaves is not due to a single pigment but due to four pigments: **Chlorophyll a** (bright or blue green in the chromatogram), **chlorophyll b** (yellow green), **xanthophylls** (yellow) and **carotenoids** (yellow to yellow-orange).

Chapter
Photosynthesis in Higher Plants
Section
11.4 HOW MANY TYPES OF PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS?
Page
6
Words matched
48 of 48

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 NCERT span explicitly states the exact color associations for all four pigments: Chlorophyll a (blue green), Chlorophyll b (yellow green), xanthophylls (yellow), and carotenoids (yellow to yellow-orange), which directly matches option A.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

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Question text is reproduced from the published NEET 2023 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.