Answer:
Monosaccharide are called as simple sugar because it consists of one sugar unit that can not be further broken down into the simpler form.
 
        
                    
             
        
        
        
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the answer is 
A.the ability of your heart and lungs to work during prolonged exercise
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Answer:
The plants, animals, and habitats — or biodiversity — of the Rondout watershed are a significant part of the region's character, natural infrastructure, and economy, and contribute directly to the quality and quantity of drinking water available to residents living in the region.
Explanation:
 
        
             
        
        
        
Answer:
When a mustard plant seedling is transferred to an environment with higher levels of carbon dioxide, the new leaves have a lower stomata-to-surface-area ratio, it is because the concentration of carbondioxide is high in the surrounding so the plant produce small leaves having less number of stomata. If the concentration of carbondioxide is lower so big leaves are produced having maximum number of stomata.