Question: 1- Name two extinct organisms from different geological ages and explain why each probably became extinct. 2- Explain how each of the five major population

1- Name two extinct organisms from different geological ages and explain why each probably became extinct.
2- Explain how each of the five major population characteristics shapes population dynamics.
3- Explain some examples of non-symbiotic and symbiotic mutualisms. What is at least one way that mutualisms affect your daily life?
4- What is a keystone species? What types of organisms does this term often apply to? Identify one such keystone species that supports organisms that are important to you and explain why.
5- Different types of biomes might form in a particular place on land. What factors most strongly influence which biome forms? In a given location, what factors contribute to the type of aquatic system that may form? Give and explain a concrete example.

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1 The Cretaceous Paleogene is an extinction that occurred millions of years in the past This is an extinction of both massive plant and animal organisms due to evolution effects Moreover currently the ... View full answer

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