Q: 58 (RAS/2011)
question_subject:
Science
question_exam:
RAS
stats:
0,5,13,3,9,5,1
keywords:
{'adsorption': [0, 0, 0, 1], 'alum': [0, 0, 1, 0], 'muddy water': [0, 0, 0, 1], 'dialysis': [2, 0, 0, 0], 'absorption': [0, 0, 0, 2], 'coagulation': [1, 0, 0, 0], 'process': [16, 0, 12, 37]}