PDF chapter test TRY NOW
Fill in the blanks with the correct option given below in the table:
| Mist | Lithosphere | 290 | 65 |
| triatomic | ozonosphere | oxygen | calcium carbonate |
| photolysis | stratosphere | poisonous | Chemical |
| oxygen | Aquatic | Venus | 21 |
1. __________ % of oxygen is present in human body as carbohydrates, proteins, facts etc.
2. The atmospheric __________ is essential for combustion, respiration, decomposition, and rusting process.
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