What is most likely to result immediately after a rainforest in brazil is clear-cut?

What is most likely to result immediately after a rainforest in Brazil is clear cut quizlet?

What is most likely to result immediately after a rainforest in Brazil is clear – cut ? secondary succession. You just studied 10 terms!

Which factor can cause secondary succession?

Secondary succession occurs when the severity of disturbance is insufficient to remove all the existing vegetation and soil from a site. Many different kinds of disturbances, such as fire, flooding, windstorms, and human activities (e.g., logging of forests) can initiate secondary succession.

Which statements best describes ecological succession?

Answer: The statement which best describes about ecological succession is that the one which states that It is a series of ‘rapid changes’ in an ecosystem . Explanation: ‘ Ecological Succession ‘ refers to the series of changes which happens in an ecosystem as time passes.

Which type of process first occurs in the ecosystem around Mount St Helens after it erupted?


Which cause results in the most extinctions?

Destruction of Habitat – It is currently the biggest cause of current extinctions . Deforestation has killed off more species than we can count. Whole ecosystems live in our forests. It is predicted that all our rainforest can disappear in the next 100 years if we cannot stop deforestation.

What would result in primary succession?

Primary succession occurs in essentially lifeless areas—regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier.

What are 2 examples of secondary succession?

Examples of Secondary Succession Fire. Fire is one of the most common causes of secondary succession and is an important component for the renewal and vitality of many types of ecosystem. Harvesting, Logging and Abandonment of Crop Land. Renewal After Disease. Gap Dynamics.

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What are the stages of primary and secondary succession?

In primary succession , newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession , an area that was previously occupied by living things is disturbed, then re-colonized following the disturbance.

What are the 4 stages of succession?

4 Sequential Steps involves in the Process of a Primary Autotrophic Ecological Succession Nudation: Invasion: Competition and reaction: Stabilization or climax:

What is the role of a pioneer species in secondary succession?

Pioneer species will die creating plant litter, and break down as “leaf mold” after some time, making new soil for secondary succession (see below), and nutrients for small fish and aquatic plants in adjacent bodies of water.

Which best describes a bird’s role as it eats seeds?

Which best describes a bird’s role as it eats seeds ? They have a common ancestor, eat small insects and nectar, and like to nest in koa trees.

What is the role of pioneer species in early succession?

Because pioneer species are the first to return after a disturbance, they are the first stage of succession , and their presence increases the diversity in a region. Other organisms, like animals , are not considered pioneer species because they usually appear after the original pioneer species have taken residence.

Did any plants survive the eruption of So how did they survive?

Plants such as willow, vine maple, and black cottonwood were able to re-sprout from roots protected in moist soil. Some snow-protected Pacific silver fir and mountain hemlock trees also survived . As the insects died on or around the plant , their remains enriched the soil with organic matter.

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What is causing earthquakes on Mt St Helens?

These earthquakes occurred primarily as precursors to individual dome-building eruptions, and are thought to have occurred as a result of stress accumulations associated with magmamovement. Earthquakes at Mount St . Helens from 1980-2012, plot represents depth of earthquakes over time.

What are the first organisms to colonize any newly available area called?

the more common type of succession, occurs on a surface where an ecosystem has previously existed. Such plants are called pioneer species -the first organisms to colonize any newly available area and begin the process of ecological succession.

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