Answer:
Tropical rainforest
Explanation:
Tropical rainforest, luxuriant forest found in wet tropical uplands and lowlands near, members of the Canellaceae are shared between South America and Africa, and two In regions lying between the wet tropics and the deserts, climatic zones
14,7,8 is incorrect
I think
If the chemical touches another chemical, then there is a higher probability that it's going to react.
Bacteria, since most gas is due to the breakdown of fats or carbohydrates by intestinal flora (normally dwelling bacterial cultures)