Q: 4 (RAS/2011)
question_subject:
Science
question_exam:
RAS
stats:
0,72,154,69,24,61,72
keywords:
{'lichens': [0, 0, 0, 3], 'cyanobacteria': [1, 0, 1, 2], 'organisms': [4, 1, 3, 2], 'diatoms': [0, 1, 0, 0], 'protozoa': [1, 0, 0, 0], 'death': [5, 3, 6, 7]}