It’s astronomical to be the answer
        
             
        
        
        
Answer:
Biotic, Abiotic
Explanation:
Question 4) <u>biotic</u> means living things and those all marked are living animals or plants
Question 5) <u>abiotic</u> these refer to non living things
 
        
             
        
        
        
It’s E,two independent linear equations,each having at least one of the variables
        
             
        
        
        
Answer:
<u><em>B</em></u>
Explanation:
Cuz carbon atoms bond with other carbon atoms to form long chains
 
        
                    
             
        
        
        
Answer: the last ones wrong because to have lots of biodiversity you need different types of plants or organisms
A tundra has little to no trees 
The habitat one is correct 
Explanation: