Across
- 4. An example of nitrogen fixing symbiotic bacteria is ____
- 6. Which gas burns with a pop sound
- 7. S.I unit of Heat
- 9. Green plants synthesise their food in the form of ___
- 10. The measure of degree of hotness or coldness of an object
Down
- 1. The teeth that are used for biting an apple are___
- 2. Which gas is produced when vinegar reacts with baking soda
- 3. Example of an Object containing Citric Acid
- 5. Acidic Soil can be neutralised by ____
- 8. Which is these is not a part of nutrition