question_subject:
Science
question_exam:
NDA-I
stats:
0,44,33,7,45,21,4
keywords:
{'compressibility': [0, 0, 0, 1], 'liquid': [0, 0, 0, 1], 'gas': [9, 1, 9, 27], 'different states': [0, 0, 0, 3], 'solid': [0, 1, 1, 3], 'correct order': [0, 0, 2, 0]}