HomeCLEP Chemistry Practice 2026Question 3 of 10
CLEP Chemistry Practice 2026Question 3 / 10

In an experiment involving photosynthesis, scientists measure the absorption of specific wavelengths of light by chlorophyll. What is the approximate range of wavelengths of light that chlorophyll primarily absorbs?

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Multiple choice — select the best answer
✓ Correct answer: A. 400-700nm Answer: 400-700nm Chlorophyll primarily absorbs light in the blue (around 430nm) and red (around 680nm) regions of the electromagnetic spectrum. The approximate range of wavelengths of light that chlorophyll absorbs is therefore between 400 and 700nm.

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