Env. Science - Chapt. 3.3 Vocab Check

a regular pattern of changes over time in the types of species in a community​ (a)  

• succession
• pioneer

he first organisms to colonize any newly available area and start the process of succession ​ (a)  

• pioneer
• succession

an organism that gets its energy by eating other organisms​ (a)  

• consumer
• pioneer

the final, stable community that forms when land is left undisturbed ​ (a)  

• climax community
• succession

succession that occurs on surfaces where no ecosystem existed before (no soil) ​ (a)  

• primary succession
• secondary succession

succession that occurs on a surface where an exosystem has previously existed (has soil) ​ (a)  

• secondary succession
• primary succession