Chemistry · Oct / Nov 2020 · Paper 11 · Question 33

Two statements about the water in lakes are given. statement 1 Fish are unable to live in some lakes because there is insufficient oxygen in the water. statement 2 Fertilisers can be washed into lakes where they cause eutrophication. What is correct?

1. ABoth statements are correct and statement 2 explains statement 1.
2. BBoth statements are correct but statement 2 does not explain statement 1.
3. CStatement 1 is correct but statement 2 is incorrect.
4. DStatement 2 is correct but statement 1 is incorrect.

As printed in the paper