Question

98 multiple choice
listen
in which part of earth is phosphorus found?
select all that apply
a living things
b water
c air
d rocks

Explanation:

• Phosphorus is an essential element for living organisms (e.g., in DNA, RNA, ATP).
• It can be found in water (as phosphate ions from weathering and runoff).
• Phosphorus is not abundant in the air (it mainly exists as \(P_4\) in very small amounts, not a major reservoir).
• It is present in rocks (as phosphate minerals).

Answer:

A. living things, B. water, D. rocks