Q: 40 (SCRA/2015)
question_subject:
Science
question_exam:
SCRA
stats:
0,38,13,9,2,2,38
keywords:
{'gases': [0, 0, 5, 12], 'solar radiation': [1, 0, 0, 0], 'helium': [0, 0, 1, 0], 'oxygen': [3, 0, 1, 0], 'carbon dioxide': [2, 0, 5, 6], 'nitrogen': [1, 1, 0, 2]}