Examine the photographs of sediment samples in the Unknown Samples Gallery, which is under Materials in the Lesson Resources. Match the pictured samples to the environments described in the Student Guide. Sample #
Estimated % Biogenous Material
Estimated % Terrigenous Material
Roundness /
Angularity
Other Helpful
Characteristics
Type of Environment
1
2
3
4
5
6
7

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: