A) Dehydration
B) Rehydration
C) Absorption of aldosterone
D) Absence of renin
Correct Answer: A
Solution :
[a] In hot weather the urine becomes more concentrated and darker in colour due to dehydration (water loss). In hot weather, an individual need more water to cool themselves by evaporation of perspiration, so body compensates by cutting down the water in urine.
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