Corals are usually very colourful when seen underwater. Find out what gives them their colours. Also find out what happens when they lose their colour.

Corals are usually very colourful when seen underwater. Find out what

1.	Corals are usually very colourful when seen underwater. Find out what gives them their colours. Also find out what happens when they lose their colour.
Answer» <html><body><p>The pigment <a href="https://interviewquestions.tuteehub.com/tag/proteins-607691" style="font-weight:bold;" target="_blank" title="Click to know more about PROTEINS">PROTEINS</a> filter out harmful UV rays. Corals make more of these pigments when they are exposed to very bright <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> ... As ocean waters warm, many corals are bleaching. when this happens, they <a href="https://interviewquestions.tuteehub.com/tag/lose-537625" style="font-weight:bold;" target="_blank" title="Click to know more about LOSE">LOSE</a> their algae and their main source of food and <a href="https://interviewquestions.tuteehub.com/tag/turn-1429043" style="font-weight:bold;" target="_blank" title="Click to know more about TURN">TURN</a> <a href="https://interviewquestions.tuteehub.com/tag/white-742716" style="font-weight:bold;" target="_blank" title="Click to know more about WHITE">WHITE</a> in color</p></body></html>