A volcanic eruption create the need for a secondary succession.
<h3>What is Secondary succession?</h3>
Secondary succession occurs when the effect of disturbance is not enough to destroy all the existing vegetation and soil in the place.
This occur when disturbance s destroy existing habitat. Example of disturbances include fire, flooding, volcanic eruptions and human activities.
Therefore, A volcanic eruption create the need for a secondary succession.
Learn more on Secondary succession from the link below.
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The important part here is "daily" - so we can ask, what else happens daily? the seasons, which are caused by the tilt of the earth and the Earth's rotation around the Sun, are on a yearly schedule rather than a daily schedule. What happens on a daily basis is one rotation of the Earth on its axis - and the correct answer is a)
I uploaded the answer to a file hosting. Here's link:
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Organisms (belonging to the same species) may adapt in different ways to better exploit different environments or resources-- survival of the fittest. They also may evolve varied characteristics for attracting mates for reproduction. This means that different groups evolve differently. Over time, these groups or populations may become so different that they can no longer breed together -- and separate species are formed.
