Natural Disturbances
Succession
Primary Succession
Secondary Succession
Miscellaneous
100
Earthquakes, Volcanic eruptions, Landslides, floods, tsunamis, hurricanes, and forest fire.
What are natural disturbances?
100
What are the 2 successions?
Primary and Secondary
100
What is an example of primary succession?
Volcano erupting and the lava forms a solid ground and turns into an island.
100
Forest fire burning everything but leaves the soil.
What is secondary succession
100

In a desert, this would be the climax community.

What is cacti?

200
Natural disturbances can destroy ecosystems, but new,_____ will eventually establish itself.
stable ecosystems
200
A new island is formed by a volcano.
What is a primary succession
200
The first species to colonize a newly formed island.
What is pioneer species
200
What is the difference between primary and secondary succession
Primary is the establishment of life where life has never existed, secondary is the succession where life has existed.
200
Secondary succession is slower than primary succession. True or False.
False.
300

The eruption of Mount St. Helens was 500X more powereful than this.

What is bomb dropped on Hiroshima.

300
After a forest is burned to the ground, the soil remains so new life can form.
What is secondary succession
300
_____ and _____ breaks down rocks to form soil.
mosses and lichens.
300
Pioneer species are usually________.
fast growing and sun-loving
300

How long did it take for Mount St.Helen to flourish with wildflowers & small trees again?

about 25 to 30 years

400

On May 18th, 1980 the volcano_______ destroyed 500 square kilometer of land and killed nearly 11 million animals.

What is Mount St.Helens?

400

What are pioneer species?

lichens & mosses

400

As soil builds up over time on a newly formed island, grasses begin to grow, followed by ___ and ___.

What are shrubs and sprout

400
Secondary succession receives boosts from_______ and _______.
nearby plant and animal survivor
400

What kind of pioneer species break down rocks to make soil? 

Lichen

500
Slowly life returns to a destroyed ecosystem. Large plants move in followed by________.
large animals
500
A mature ecosystem that is mostly stable over time.
What is climax community
500

Since 1983, this volcano has added 500 acres to the Island of Hawaii.

What is Mt. Kilauea?

500
Change is ____ in a climax community until_________.
Slow. A new disturbance hits.
500

The last thing that would appear in a climax community in Northeast Mississippi.

What is deciduous trees (hard wood)?

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