Question

Use the following words and phrases to answer the questions below with the best possible answer. Some phrases will be used MORE than once.
Succession Primary Succession Secondary Succession
Soil Climax Community Pioneer Species

1. A forest of pine trees is burned over a 10 mile area when lightning strikes a tree. In the spring, a few seedlings begin to sprout. This is an example of:

2. A glacier has scraped all soil from a rocky area. As it slowly retreats, some of the rock is broken down by weathering. Some moss begins to grow. This is an example of:

3. An old-growth forest has remained the same combination of hickories and oaks for 100 years. This is an example of a:

4. Small organisms, such as lichens, help break up bare rock into soil. A lichen is an example of a:

5. A pond slowly fills in as algae and other plants die and fall to the bottom. This is an example of:

6. A volcano erupts creating a new island. This is an example of:

7. The process of primary succession begins with the formation of _________. Over time the once empty rock surfaces will become populated with organic material.

8.______________ occurs when ecosystems change over time through the progressive replacement of species.

Answer 1

Answer for 7 is: soil. I’m doing this right now and I’m still trying to find out number 8.

Answer 2

1. secondary succession

2. primary succession

3. climax community

4. pioneer species

5. secondary succession

6. succession

7. N/A

8. N/A

im doing this rn too lol, i only have a few i need help with 7. hopefully someone else has 7&8 but these are real answers 100% !