question_subject:
Science
question_exam:
SSC
stats:
0,30,19,30,10,5,4
keywords:
{'dna': [3, 1, 1, 2], 'genetic material': [1, 0, 0, 1], 'rna': [3, 0, 0, 1], 'most viruses': [0, 0, 0, 1], 'viruses': [2, 0, 0, 4], 'bacteria': [4, 1, 2, 3], 'organism': [1, 0, 0, 0]}