Ecological Succession Ch19/sec2

. After one year, the burned forest in Yellowstone National Park

What of the following statements describes succession?

. The first organisms to start a process of succession are called (a)   .

The types of organisms that are usually the pioneer species in primary succession are (a)   .

Over time, the remains of (a)   add to the soil.

What process occurs in an area where bare rock is transformed into soil?

(a)  

How long does it take for an area of bare rock to become a forest?

(a)  

Secondary succession may occur in an area if

What is usually the first plant to grow in secondary succession?

. In secondary succession, how long does it take for a forest to form?