| (i) It maintains ecological balance. |
| (ii) It sustains life. |
| (iii) It is necessary for respiration in aquatic organisms. |
A) Only (i) and (ii)
B) Only (ii) and (iii)
C) Only (i) and (iii)
D) (i), (ii) and (iii)
Correct Answer: D
Solution :
Water is useful to life on the earth. To maintain ecological balance, for sustaining life and it is also necessary for respiration in aquatic organisms.
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