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Adaptation and Diversity of Life in Ecosystems

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Questions and Answers

What is the term for characteristics that have evolved independently in different species due to similar environmental pressures?

Divergent
Analogous (correct)
Homologous
Convergent

What is the primary difference between marsupials and placental mammals?

Mode of embryonic development (correct)
Dietary adaptations
Habitat preferences
Body size variations

What is the primary purpose of studying the fossil record?

To document past extinctions
To date geological events
To reconstruct ancient environments
To understand evolutionary relationships (correct)

What drove the reduction in size of the pelvic bone in fossil stickleback fish?

Natural selection (C) Signup and view all the answers

What is the term for characteristics that share a common ancestry?

Homologous (D) Signup and view all the answers

What is the main difference between the sugar glider and the flying squirrel?

Evolutionary history (D) Signup and view all the answers

What is the term for the process by which different species adapt to similar environments?

Convergent evolution (C) Signup and view all the answers

What is the main advantage of studying fossilized organisms?

It reveals the evolutionary history of species (B) Signup and view all the answers

What is the term for the process by which a characteristic changes in response to environmental pressures?

Natural selection (A) Signup and view all the answers

What is the significance of the fossil record in understanding evolutionary changes?

It shows the pattern of evolution over time (A) Signup and view all the answers

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