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Most plants are green in colour because
  • a)
    the atmosphere filters out all the colours of the visible light spectrum except green.
  • b)
    green light is the most effective wavelength region of the visible spectrum in sunlight for photosynthesis.
  • c)
    chlorophyll is least effective in absorbing green light.
  • d)
    green light allows maximum photosynthesis.
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Most plants are green in colour becausea)the atmosphere filters out a...
(The leaves appear green because of the pigment chlorophyll which does not absorb green light rather reflects it back.
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Most plants are green in colour becausea)the atmosphere filters out a...
Most plants are green in color because chlorophyll, the primary pigment involved in photosynthesis, absorbs light most efficiently in the blue and red regions of the visible light spectrum. The green region, which falls between these two peaks, is not effectively absorbed by chlorophyll. This leads to the reflection and transmission of green light, giving plants their characteristic green color.

Explanation:

1. Chlorophyll and Photosynthesis:
- Chlorophyll is a pigment found in the chloroplasts of plant cells. It plays a crucial role in photosynthesis, the process by which plants convert sunlight, carbon dioxide, and water into glucose and oxygen.
- Chlorophyll absorbs light energy and uses it to power the chemical reactions of photosynthesis.
- There are two main types of chlorophyll: chlorophyll a and chlorophyll b. Both types absorb light primarily in the blue and red regions of the spectrum.

2. Absorption Spectra:
- The absorption spectra of chlorophyll a and chlorophyll b show their respective absorption peaks.
- Both types of chlorophyll absorb light most efficiently in the blue and red regions of the spectrum, while green light is poorly absorbed.

3. Reflection and Transmission:
- When light containing all colors of the visible spectrum (white light) shines on a leaf, chlorophyll absorbs the blue and red light and reflects/transmits the green light.
- This reflected/transmitted green light is what our eyes perceive, giving plants their green color.

4. Other Pigments:
- While chlorophyll is the main pigment responsible for the green color of plants, there are also other pigments present in leaves.
- These pigments, called accessory pigments, include carotenoids (which appear yellow, orange, or red) and anthocyanins (which appear purple, red, or blue).
- These pigments contribute to the overall color of plants, especially during different seasons or under specific environmental conditions.

Conclusion:
In summary, most plants are green in color because chlorophyll, the primary pigment involved in photosynthesis, is least effective in absorbing green light. Instead, green light is reflected and transmitted, resulting in the perception of green color by our eyes.
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Most plants are green in colour becausea)the atmosphere filters out all the colours of the visible light spectrum except green.b)green light is the most effective wavelength region of the visible spectrum in sunlight for photosynthesis.c)chlorophyll is least effective in absorbing green light.d)green light allows maximum photosynthesis.Correct answer is option 'C'. Can you explain this answer?
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Most plants are green in colour becausea)the atmosphere filters out all the colours of the visible light spectrum except green.b)green light is the most effective wavelength region of the visible spectrum in sunlight for photosynthesis.c)chlorophyll is least effective in absorbing green light.d)green light allows maximum photosynthesis.Correct answer is option 'C'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Most plants are green in colour becausea)the atmosphere filters out all the colours of the visible light spectrum except green.b)green light is the most effective wavelength region of the visible spectrum in sunlight for photosynthesis.c)chlorophyll is least effective in absorbing green light.d)green light allows maximum photosynthesis.Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Most plants are green in colour becausea)the atmosphere filters out all the colours of the visible light spectrum except green.b)green light is the most effective wavelength region of the visible spectrum in sunlight for photosynthesis.c)chlorophyll is least effective in absorbing green light.d)green light allows maximum photosynthesis.Correct answer is option 'C'. Can you explain this answer?.
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