improved soil fertility
Explanation:
One direct benefit of biodiversity is improved soil fertility. Biodiversity is the variety of plants and animals living in a particular ecosystem. 
   A soli is made up of organic matter. Organic matter is the remain of dead and decaying plant and animal materials in the soil. 
 Organic matter is a very important soil component. 
Since plants and animals eat up plants which takes nutrients from the soil, there must be a way to replenish these vital soil materials. 
  The more biodiverse an ecosystem, the better its chance of adding more nutrients to the soil as they decay. 
Learn more: 
Biodiversity brainly.com/question/10723602
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If an area as a relatively large number of leaves, these leaves can block much-needed sunlight for other organisms, whether they remain on the tree of fall to the ground. 
        
             
        
        
        
The answer is B. Flying and keeping warm
        
                    
             
        
        
        
If a point doesn't lie in quadrant lll then both its coordinates are not negative.
        
             
        
        
        
Answer:
Because discouraged workers are not counted in the labor force, critics argue that unemployment problems are understated.
Explanation:
Unemployment problems are understated as a result of how the labor force looks like