Darwin’s Theory of Evolution Unit 8 Outline

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What does the Theory of Evolution explain?

The structure of DNA

The formation of galaxies

The diversity of life on Earth (correct)

The origin of life on Earth

What is a scientific theory?

An unproven hypothesis

An explanation supported by evidence and testable (correct)

A mystical belief

A guess with no evidence

What did Charles Darwin do during his trip on the Beagle?

Studied galaxies and stars

Wrote poetry about nature

Made many observations and collected evidence (correct)

Discovered a new species of fish

What did Darwin collect that are preserved remains of ancient organisms?

Fossils Signup and view all the answers

What did Darwin observe about the traits of organisms on the Galápagos Islands?

They varied from island to island Signup and view all the answers

What influenced Darwin the most during his observations on the Galápagos Islands?

The traits of animals on different islands Signup and view all the answers

What did Darwin observe about the diversity of organisms?

Tremendous diversity of organisms Signup and view all the answers

Why did Darwin wonder why some fossils represented by the __________ had disappeared?

Extinct species Signup and view all the answers

What were traits like shell shapes that varied from island to island an example of?

Inherited characteristics Signup and view all the answers

What does the term 'Evolution' refer to in the context provided?

The process by which modern organisms descended from ancient ones Signup and view all the answers

What did most Europeans in Darwin's day believe about the age of the Earth?

It had been created just a few thousand years earlier Signup and view all the answers

According to Thomas Malthus, what would happen if the human population continued to grow rapidly?

It would run out of living space and food Signup and view all the answers

What did Lamarck propose about organisms and evolution?

Organisms are constantly striving to improve themselves Signup and view all the answers

When does Darwin argue that species are descended from?

Previous species with modification Signup and view all the answers

What kind of evolution results in isolated populations of a species evolving independently?

Divergent evolution Signup and view all the answers

What is the term for structures that have different mature forms but develop from the same embryonic tissues?

Homologous structures Signup and view all the answers

What does adaptive radiation refer to?

When diverse species evolve from a common ancestor Signup and view all the answers

What is the main evidence provided by similarities in embryology among animals?

They share a common ancestor Signup and view all the answers

What is the term for individual differences within a species that increase the population's chance of survival?

Variations Signup and view all the answers

What kind of selection involves animal breeders selecting only animals with desirable traits for breeding?

Artificial selection Signup and view all the answers

What is the process by which modern organisms have descended from ancient organisms?

Evolution Signup and view all the answers

What is an explanation of natural events that is supported by evidence and can be tested?

Scientific theory Signup and view all the answers

What did Darwin collect that are the preserved remains of ancient organisms?

Fossils Signup and view all the answers

Why did Darwin wonder why some fossils represented by the ____________ had disappeared?

Largest organisms Signup and view all the answers

What did Darwin notice about many plants and animals during his observations?

They were very well suited to their environment Signup and view all the answers

What did Darwin observe about the traits of organisms on the Galápagos Islands?

They varied from island to island Signup and view all the answers

What influenced Darwin the most during his observations on the Galápagos Islands?

Variation in shell shapes of tortoises Signup and view all the answers

What did Darwin wonder about animals living on different islands of the Galápagos?

If they had once been members of different species Signup and view all the answers

What type of evolution involves isolated populations of a species evolving independently?

Divergent evolution Signup and view all the answers

What did Darwin observe about the diversity of organisms?

There was tremendous diversity of organisms. Signup and view all the answers

What did most Europeans in Darwin's day believe about the age of the Earth?

It had been created thousands of years earlier Signup and view all the answers

What concept did Jean-Baptiste Lamarck propose about organisms constantly striving to improve themselves?

Tendency Toward Perfection Signup and view all the answers

What is the main evidence provided by homologous body structures?

Different mature forms but develop from the same embryonic tissues Signup and view all the answers

When isolated populations of a species evolve independently, what type of evolution is observed?

Divergent Evolution Signup and view all the answers

What did Charles Darwin argue was the process responsible for species alive today?

Evolution by Natural Selection Signup and view all the answers

What does the Theory of Evolution explain regarding individuals best suited to their environment?

Survival of the Fittest Signup and view all the answers

Which process results in different species with different ancestors developing similar characteristics?

Convergent Evolution Signup and view all the answers

What is defined as individual differences within a species that increase a population’s chance of survival?

Adaptations Signup and view all the answers

Darwin’s Theory of Evolution Unit 8 Outline

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Questions and Answers

What does the Theory of Evolution explain?

What is a scientific theory?

What did Charles Darwin do during his trip on the Beagle?

What did Darwin collect that are preserved remains of ancient organisms?

What did Darwin observe about the traits of organisms on the Galápagos Islands?

What influenced Darwin the most during his observations on the Galápagos Islands?

What did Darwin observe about the diversity of organisms?

Why did Darwin wonder why some fossils represented by the __________ had disappeared?

What were traits like shell shapes that varied from island to island an example of?

What does the term 'Evolution' refer to in the context provided?

What did most Europeans in Darwin's day believe about the age of the Earth?

According to Thomas Malthus, what would happen if the human population continued to grow rapidly?

What did Lamarck propose about organisms and evolution?

When does Darwin argue that species are descended from?

What kind of evolution results in isolated populations of a species evolving independently?

What is the term for structures that have different mature forms but develop from the same embryonic tissues?

What does adaptive radiation refer to?

What is the main evidence provided by similarities in embryology among animals?

What is the term for individual differences within a species that increase the population's chance of survival?

What kind of selection involves animal breeders selecting only animals with desirable traits for breeding?

What is the process by which modern organisms have descended from ancient organisms?

What is an explanation of natural events that is supported by evidence and can be tested?

What did Darwin collect that are the preserved remains of ancient organisms?

Why did Darwin wonder why some fossils represented by the ____________ had disappeared?

What did Darwin notice about many plants and animals during his observations?

What did Darwin observe about the traits of organisms on the Galápagos Islands?

What influenced Darwin the most during his observations on the Galápagos Islands?

What did Darwin wonder about animals living on different islands of the Galápagos?

What type of evolution involves isolated populations of a species evolving independently?

What did Darwin observe about the diversity of organisms?

What did most Europeans in Darwin's day believe about the age of the Earth?

What concept did Jean-Baptiste Lamarck propose about organisms constantly striving to improve themselves?

What is the main evidence provided by homologous body structures?

When isolated populations of a species evolve independently, what type of evolution is observed?

What did Charles Darwin argue was the process responsible for species alive today?

What does the Theory of Evolution explain regarding individuals best suited to their environment?

Which process results in different species with different ancestors developing similar characteristics?

What is defined as individual differences within a species that increase a population’s chance of survival?

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