Why must controlled fires be set in some ecosystems? what are some advantages and disadvantages?

well dry areas could catch fire and become out of hand or some plants may be harmed due to smoke

advantages:trimming area and making room

disadnstages:possible forest fire,harms plants,ruins animals homes

Explanation:

answer; ///i believe the answer is (antioxidant);

answer: tributaries flow into rivers.

wetland is a biome that develops when the water gets accumulated in a land exhibiting a huge depression. these form either seasonally or permanently. the water in the wetland comes from rivers, lakes, ocean, flood, rain or other sources. the wetlands includes mangroves, marshes and peatland.

tributaries flow into the rivers develops a wetland because such water will get deposited in the depression and will restrict the original flow of tributary water. hence, water with low drainage current combines with the river water.