2021 O/L examination was held in May 2022. MCQ answers compiled by various Teachers are presented here. Please note that these are not official marking schemes and therefore answers can be changed in the future.
Answers for the following subjects are available here.
MCQ Answers 2021 Science š§¬
1-3 2-2 3-4 4-4
5-3 6-3 7-4 8-1
9-2 10-4 11-3 12-1
13-2 14-3 15-2 16-1
17-3 18-1 19-2 20-3
21-4 22-4 23-2 24-1
25-1 26-2 27-1 28-4
29-2 30-4 31-2 32-1
33-2 34-2 35-4 36-1
37-3 38-1 39-2 40-4
Sudesh Malaviarachchiā
Science Tutor
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