Best answer: What are some possible causes of succession in ecosystems?

What usually causes succession?

Explanation: Ecological succession occurs due to the changes in physical environment and population of species. … Once the environmental conditions alter, the first species may fail to flourish and another species may thrive.

What are two major causes of ecological succession?

Causes of succession

Initiating causes – These include biotic and climatic factors which destroy the existing populations of the area. Climatic factors include wind, fire, natural disasters, erosion etc. The biotic factors include activities of other organisms.

What is an example of succession in an ecosystem?

Succession can happen even in mature or climax communities. For example, when a tree falls in a mature forest, sunlight may again be able to reach the forest floor, which would allow new growth to begin. In this case, succession would begin with new smaller plants.

How does succession change an ecosystem?

During succession, an ecosystem starts as nearly uninhabitable and is transformed by the progressively more complex organisms that move back into the area. … Succession occurs in nearly barren areas, such as on land newly created by a volcano or in burned areas following a fire……

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Which of the following is not the cause of succession?

The answer is D. Change of Seasons.

What is an example of succession?

An example of primary succession occurs after a volcanic eruption. Hot lava spews from the Earth, coating the land around it. This area near the volcano starts with no life at all. Eventually, seeds will land there and pioneer species will begin to colonize the area.

What caused the disturbance of the ecosystem in this example of primary succession?

Examples of disturbances that cause primary succession include retreating glaciers, volcanic eruption and the erosion of sand dunes. Human activity can also be a cause of primary succession, such as the creation of a paved surface. These types of disturbances leave bare rock exposed or otherwise accessible.

What is ecological succession write the causes and process of succession?

The main causes of ecological succession include the biotic and climatic factors that can destroy the populations of an area. Wind, fire, soil erosion and natural disasters include the climatic factors.