Understanding Succession in Terrestrial Communities: Primary and Secon

Chapter 53, Problem 7

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QUESTION:

The change in the species composition of a terrestrial community from bare and lifeless rock to climax vegetation is called:

a. disturbance.

b. competition.

c. secondary succession.

d. primary succession.

e. facilitation.

Questions & Answers

QUESTION:

The change in the species composition of a terrestrial community from bare and lifeless rock to climax vegetation is called:

a. disturbance.

b. competition.

c. secondary succession.

d. primary succession.

e. facilitation.

ANSWER:

Step 1 of 3

Species acquire their position in a community after a great struggle. They overcome the harsh conditions. They fight and survive. The initial setup of a species does not have the same conditions as it may have years later. The conditions either improve or worsen over time. Thus, the initial species are considered to be very important.

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Understanding Succession in Terrestrial Communities: Primary and Secon
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Primary succession is the process of converting barren, lifeless rock into a flourishing terrestrial community. This ecological transformation begins with pioneering species and lays the foundation for complex ecosystems.


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