B!
Parasitism is when one organism benefits and harms the organism it is living off of, while the organism it is living off of will only be harmed and does not benefit.
        
             
        
        
        
The term is known as TROPHIC LEVEL...........
        
             
        
        
        
Answer:
commensalism
Explanation:
One organism is benefited while the other is not harmed or benefited.
 
        
                    
             
        
        
        
The kingdom that includes both unicellular and multicellular organisms is Protista. 
 
        
             
        
        
        
Answer:
A teacher thinks that students do better on tests when they get to write essays instead of multiple choice. He thinks this because the students can explain their reasoning. On multiple choice questions, students cannot do that and he cannot give students partial credit. The teacher gives one class multiple choice questions and the other essay questions. He compares the scores after each class. Identify the: INDEPENDENT VARIABLE, DEPENDENT VARIABLE, HYPOTHESIS, EXPERIMENTAL GROUP, and CONTROL GROUP.
Essay question is the independent variable while the multiple choice is dependent variable. The hypothesis remains the fact that his thought about students performance in essay questions better than multiple choice questions, experimental group remains both essay and multiple choice questions and the control group is the essay question
Explanation: