The sympathetic system triggers the “fight-or-flight” response during emergencies, causing:
In contrast, the parasympathetic system promotes the “rest-and-digest” state, reversing these effects to conserve energy and maintain homeostasis.
Europium (Eu) resembles Calcium (Ca) in the following ways:
(A). Both are diamagnetic
(B). Insolubility of their sulphates and carbonates in water
(C). Solubility of these metals in liquid NH3
(D). Insolubility of their dichlorides in strong HCI
Choose the correct answer from the options given below: