The garish red colour of the Blood Falls water was attributed to discolouration caused by __________.
A. Fire algae
B. Green algae
C. Red algae
D. Brown algae
Answer: Option C

Explanation:

Blood Falls of Antarctica Located in the McMurdo Dry Valleys. The garish red colour of the water was attributed to discolouration caused by red algae. But, new research by scientists from the University of Alaska Fairbanks suggests a different possibility. The red colour is a product of oxidisation of iron that takes place when iron minerals dissolve in high-density salt water or brine.

Bob bank po mock test

Bob bank po mock test

Bob bank po mock test

Bob bank po mock test

Bob bank po mock test