The communities plus abiotic and biotic surroundings is called an ecosystem 
        
             
        
        
        
A squirrel stores food in a tree hole.
        
             
        
        
        
Answer:
 its cell body, dendrites, and axon
 
        
             
        
        
        
Answer:
Hi there!
Your answer is:
A. the esophagus passes food to the stomach
Explanation:
The the digestive process isn't fully about the action of digestion! The digestive process begins in your mouth, where salivary glands moisten the food to allow easier transport down the esophagus
I hope this makes sense! 
 
        
             
        
        
        
Answer:
Option D, the "biological ladder"
Explanation:
The food chain is the network of organism in which all are dependent on each other for their food, energy source and survival.  
The circle of life depicts the time frame starting from origin of a life form till its death and the intermediate stages.
The tree of life basically determines which organism has evolved from which other organisms.  
The biological ladder represents the development of species from simple form to a much complex form.
Hence, option D is the right metaphor