Answer: True
A point source pollution is a single identifiable source of pollution of air, water ,noise and soil. The pollutants being responsible for pollution can be easily traced back to their origin. The pipe, drain, well, container and ditch can allow the tracing back of the source of pollution coming from the sewage drain, household waste, industrial waste and agricultural waste. 
Therefore, Point-source pollution comes from a specific location and is easy to trace is true. 
 
        
             
        
        
        
<span>simple and complex
"complete and incomplete" are terms used for proteins in nutrition. "macro and micro" are terms used for nutrients in nutrition. And " saturated and unsaturated are terms used for fats also in nutrition. 
The difference between simple and complex carbohydrates is related to the way they are digested. Simple carbohydrates are quickly absorbed and ready to be used, while complex carbohydrates take longer to be absorbed and supply energy through a longer period of time.</span>
        
                    
             
        
        
        
The last one is false, the plates are almost always moving
        
             
        
        
        
Answer:
1. deoxyribonucleic acid, a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
2.the material or protoplasm within a living cell, excluding the nucleus.
3.a microscopic network of protein filaments and tubules in the cytoplasm of many living cells, giving them shape and coherence.
Explanation:
 
        
             
        
        
        
 Coral reefs<span> are also being degraded by many other factors. The list of problems can seem endless: overfishing, fishing using cyanide and dynamite, pollution from sewage and agriculture, massive outbreaks of predatory starfish, invasive species, and sedimentation from poor land use practices</span>