Biology, asked by jeya20, 10 months ago

Which resource is necessary for aquatic (water) life to
survive?
A) Dissolved oxygen
B) Nitrates
C) Alkalinity
D) Point-source pollution

Answers

Answered by amandevi1972
1

Answer:

(a) Dissolved oxygen

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Answered by Pragnaganta
0

dissolved oxygen..... because only aquatic animals like fish can breathe dissolved oxygen in water using grills......our human body cannot be specialised for breathing dissolved oxygen in water......

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