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Question

Match the following:



Wavelength
Colour
a. 450 to 500nm 1. Red
b. 500 to 550nm 2. Blue
c. 550 to 600nm 3. Green
d. 650 to 700nm 4. Yellow

A
a-2; b-3; c-4; d-1
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B
a-1; b-2; c-3; d-4
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C
a-4; b-3; c-2; d-1
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D
a-3; b-2; c-1; d-4
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Solution

The correct option is A a-2; b-3; c-4; d-1
Red has wavelength in 650-700 nm
Yellow has wavelength in 550-600nm
Green has wavelength in 500-550nm
Blue has wavelength in 450-500nm

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