🎒 Base knowledge and understanding


✅ Tasks


🌿 Content


🔑 Key terms


🎯 Context


The biosphere


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The biosphere is an ecological system composed of individuals, populations, communities, and ecosystems.

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A population


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A population is a group of organisms of the same species living in the same area at the same time, and which are capable of interbreeding.

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This map shows the locations of the 14 distinct population segments of humpback whales worldwide.

  1. List the four endangered populations.

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  1. How many genera of modern elephants are there?

  2. How many species of modern elephants are there?

  3. Can African elephants successfully breed with Asian elephants?

Factors that determine the distribution of a population