Population density  =number  of   individual  divided  land  area
land  area  should  be  in  square kilometers
therefore 120  ha  =120  x0.01=1.2 square kilometer  since   1 ha=0.01  kilometer  square
total  population=  (80  x  1500)/100=1200
population  density   is therefore=1200/1.2=1000
        
                    
             
        
        
        
The answer to this question should be: Calvin cycle
Calvin cycle is a chemical reaction that was done in the chloroplast of a plant. This is one of the reactions in photosynthesis. In Calvin cycle, carbon dioxide and water will be used to make carbohydrates(glucose). This reaction is forming energy using the sunlight so only autotrophic organism capable that will be able to do it.
        
             
        
        
        
Answer:
You can buy tiny sealed marine ecosystems enclosed in glass. ... like the one in your bottle, you will need to establish an ecological balance in order for all of ... if you have too many animals consuming oxygen and not enough plants ... Water is consumed by both plants and animals, but is also excreted, purified, and reused.
Explanation:
 
        
             
        
        
        
Answer:
When the arrow is risen as the sun rays also because the shift of day to night
Explanation:
Plant
 
        
                    
             
        
        
        
The feedback loops communicate with the body to ensure homeostasis.
Answer is A. Feedback Loops 
It will help you
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