The olfactory epithelium is a specialized epithelial tissue inside the nasal cavity that is involved in smell. In humans, it lies on the roof of the nasal cavity about 7 cm above and behind the nostrils.
 
        
             
        
        
        
Answer:
Abiotic factors can all be measured to show the living conditions in an ecosystem.
Light meters can be used to measure light intensity. ...
Errors can be made when measuring light intensity by accidentally shading the light meter. ...
Soil moisture and soil pH meters are also available.
Explanation:
 
        
             
        
        
        
Answer:
A is ur answer ur welcome hope this helps :) JACK
Explanation:
 
        
             
        
        
        
Answer:
Protists help break down dead material and help produce oxygen
Explanation:
I just took the quiz on k12