NEET 2019 · Class 11

Photosynthesis in Higher Plants

One scientist cultured Cladophora in a suspension of Azotobacter and illuminated the culture by splitting light through a prism. He observed that bacteria accumulated mainly in the region of : (NEET 2019)

  1. (A)Blue and red light
  2. (B)Violet and green light
  3. (C)Indigo and green light
  4. (D)Orange and yellow light

The NCERT line that answers it

Verbatim line

He observed that the bacteria accumulated mainly in the region of blue and red light of the split spectrum.

Chapter
Photosynthesis in Higher Plants
Section
11.2 EARLY EXPERIMENTS
Page
4
Words matched
19 of 19

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 'He observed that the bacteria accumulated mainly in the region of blue and red light of the split spectrum,' which directly matches the correct answer option A and distinguishes it from all other options.

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