Question

Which fractions of the visible spectrum of solar
radiations are primarily absorbed by carotenoids
of the higher plants?
(a) Violet and blue (b) Blue and green
(c) Green and red (d) Red and violet

Answer 1

Explanation:

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Answer 2

Answer is option "b"

Explanation:

• Carotenoids are natural shades that are found in the chloroplasts and chromoplasts of plants and some other photosynthetic living beings, including a few microorganisms and a few parasites. It ingest light in blue green algae and these shades additionally discard overabundance vitality out of the cell .
• Chlorophyll and carotenoid are the important pigments of the photosynthetic plants. These pigments can absorb light in the range of 700nm to 400 nm. Carotenoid pigment is present in thylakoid and absorbs light violet and blue and reflects longer wavelength i.e., yellow, red and orange light.
• Hence, the right answer is option b " blue and green".