Question

The deep blue colour of the seas is due to

• A. the reflection of the colour of the sky.
• B. the total internal reflection of sunlight from the ocean floor.
• C. the scattering of sunlight by water molecules.
• D. atmospheric pollutants.

Answer 1

The correct option is C the scattering of sunlight by water molecules.

$\begin{array}{c}\text{The deep blue colour}\\ \text{of the seas is due}\\ \text{to the scattering}\\ \text{of sunlight by water}\\ \text{molecules.}\end{array}$