Answer:
This is allopatric speciation. The organisms were separated from each other by the containers. The separation caused them to evolve to the point that they were more likely to mate with each other than with a member of another tank.
Explanation:
 
        
             
        
        
        
 Answer:
The producers-Sea weed-Perform photosynthesis.
The filter feeders- sponges, chiton-eat floating planktons.
 Grazers -Snails,mussels feed on- floating planktons.
Carnivores such as sea stars feeds on snails
Explanation:
- The producers are placed at the bottom level in energy pyramid and are prime factor in the aquatic eco system which provides energy and perform photosynthesis with the help of water,sunlight and chlorophyll.
- The filter feeders are those that feeds upon small particles that are present in the water.
- Grazers are those organisms that feeds on producers like phytoplanktons.
- Carnivores are those organisms that feeds on herbivores.
 
        
             
        
        
        
65.Food Shelter and Protection 
66. a particular section, group, or type of people or animals living in an area or country.
67. a community of animals, plants, or humans among whose members interbreeding occurs.
68. Rainfall is a limiting factor because not alot of areas get water around here.
69. Individual, Species, Organism
 Population 
 Community 
 Ecosystem 
 Biome
 Biosphere
        
             
        
        
        
Answer:
chordate
the answer is chordate the phylum that sea turtles are in is chordate