Answer:
I cant see all of them but the order is largest to smallest are Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species.
Explanation:
The lower you go in the hierarchy, the more closely related the living things are.
Hope I Helped Sorry 
 
        
             
        
        
        
Answer:
(Have a nice day)
¶Emma Jess¶
Explanation:
The main source of food on Earth.
MORE INFORMATION;
Without photosynthesis there not will be any oxygen on Earth. Oxygen is the most important survive of living beings..
The stored chemical energy in plants flows into herbivores carnivores parasites predators and all living beings..
 
        
             
        
        
        
I think its c because both groups receive the same amount of of sunlight
        
             
        
        
        
Answer:
The active smokers and those getting exposed, that is, passive smokers are at enhanced threat of bacterial infections. Getting exposed to tobacco smoke enhances vulnerability to respiratory tract infections, comprising pneumonia, tuberculosis, and Legionnaires disease.  
Smoking compromises the anti-bacterial activities of leukocytes incorporating monocytes, neutrophils, B cells, and T cells, thus, demonstrating the mechanism for enhanced risk of infections.  
 
        
             
        
        
        
Answer:
No, you need both mass and volume to determine its desity to see if it can float.
Explanation:
Density is the only thing affecting whether something floats or sinks. If an object has a higher density than the fluid it is in (fluid can mean liquid or gas), it will sink. If it has a lower density, it will float. Density is determined by an object's mass and volume.