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19.Chemical Coordination and Integration
medium
Secretion of aldosterone in birds, man and other mammals is stimulated by
A
Fall in concentration of $Na^+$ in blood plasma
B
Rise in concentration of $K^+$ in blood plasma
C
Both $(a)$ & $(b)$
D
Fall in $Ca^{++}$ concentration in blood plasma
Solution
Aldosterone increases the blood plasma $Na^+$ concentration and decreases the plasma $K^+$ concentration.
Standard 11
Biology
