Populations 
communities
ecosystem
biosphere
        
             
        
        
        
Answer:
Situational Negotiation of Identity
Explanation:
when our claimed or perceived identity varies depending on the context. One among severally culturally distinct groups in a society or region; members share beliefs, values, habits, customs, and norms. You can be one thing or another depending on your setting Minority groups: subordinate groups in society.
 
        
             
        
        
        
Answer:
aquatic plants are water lily
 
        
             
        
        
        
I think answer might be d.
        
                    
             
        
        
        
I'm assuming the answer would be greenhouse gas. 
Greenhouse gases are those that trap infrared radiation (from the sun) and contribute to the greenhouse effect.