several factories were pouring their waste in river A and B . Water samples were collected from these two rivers. It was observed that samples collected from river a was acidic while that of river beavers basic . The factories located near a and b are-
A) soaps and detergent factory near A and alcohol distillery near B
B) soaps and detergents factory near B
and alcohol distillery near A
C) lead storage battery manufacturing factories near A and soaps and detergent factories near B
D) lead storage battery manufacturing factories near B and soaps and detergents factories near A
Pls answer the question asap....
Answers
Answer:(b) soaps and detergents near B and alcohol distillery near A.
Explanation:Waste of alcohol distillery has pH of about 4-5.i.e acidic in nature.
The factories located near A and B may be-
(B) soaps and detergents factory near B and alcohol distillery near A .
or (C) lead storage battery manufacturing factories near A and soaps and detergent factories near B.
- The waste of soaps and detergent factory are basic in nature.
- The waste of alcohol distillery are acidic in nature.
- The waste of lead storage battery manufacturing factories are acidic in nature.
- So, soaps and detergent factory is located near the river B as its water is basic.
- And alcohol distillery or lead storage battery manufacturing factories is located near river A as its water is acidic.
- Thus (B) and (C) both are correct answers.