Answer:
Competition is an interaction between organisms or species in which both the organisms or species are harmed. Limited supply of at least one resource (such as food, water, and territory) used by both can be a factor.
Explanation:
 
        
             
        
        
        
Abrasion is one of the four types of physical weathering.
        
             
        
        
        
Answer:
A) The beet core in beaker A is at equilibrium with the surrounding water
Explanation:
In the picture next to beaker A, there are to 0.4s next to weird symbols, I'm assuming it means the beet core and water are the same solubility.
 
        
             
        
        
        
Wild animals always show preference for mates. Its part of the continous cycle of producing survivals and offspring. Even plants do it in their own way. Hope i was hhelpful?
        
                    
             
        
        
        
Answer:
4 different types of protective enclosures for microorganisms is discussed below in details.
Explanation:
- Microbes or Microorganisms are microscopic organisms that survive as multicellular, unicellular, or cell groups. 
- Microorganisms are comprehensive in the environment and are advantageous to live, but some can generate dangerous impairment. They can be classified into four significant types: bacteria, fungi, protozoa, and viruses.