Subject :NSO Class : Class 4
Study the given diagram carefully. Activities occurring at which place could cause water pollution and acid rain respectively?
--------Water pollution------Acid Rain
AP and Q------------------S and U
BS and U------------------Q, R and T
CQ and R------------------S and T
DS and R------------------P, Q and U
Ans 1:
Class : Class 9
b
Ans 2:
Class : Class 7
B