Area codes are for phone numbers. Area codes are the first 3 digits of the phone number. Usually represent the area ppl live in. Example: (213) 555-6666 --> area code 213. Zip codes are for mailing addresses.
Succession is the process by which new community gets established at an area which had been uninhabited. The community which gets established at the site is called climax community. It is the aggregation of changes of species structure in an ecological community over time.
Primary succession occurs on ground which had no previous  vegetation, including lava flows, bare rock and sand dunes. For  example, newly created volcanic island    â¦ Secondary Succession follows the destruction or modification  of existing vegetation, either naturally or by human activity. Primary Succession occurs on surfaces where no soil exists, And  Secondary Succession follows a disturbance that destroys a  community without destroying the soil.   Primary succession is slow and secondary succession is rapid.