Paper 1 · People, Development and Environment
Which of the following statements are true in the context of acid rain?
AAcid rain is formed by the combination of chemical air pollutants with atmospheric water droplets
BAcid rain seeping into the ground can dissolve nutrients like magnesium and calcium and release aluminium, harming trees
CNormal rain has a pH between 5.0 and 5.5; acid rain lowers it to 4 or less
DAll of the above ✓ Correct
Correct answer: (D) All of the above — All the statements about acid rain are true, so the answer is all of the above.
Explanation
★All the statements about acid rain are true, so the answer is all of the above.
★Acid rain forms when chemical air pollutants join with water droplets.
★Seeping into the ground, it dissolves nutrients and releases aluminium, harming trees.
★Normal rain has a pH of 5.0 to 5.5, and acid rain drops it to 4 or lower.
★So each statement about acid rain is true.
★So the answer is all of the above.
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