Evolution

The three species pictured do not share a common ancestor, yet have evolved to have a similar anatomy and life style. This is an example of ?

• Homologous Structures

• Divergent Evolution

• Vestigial Organs

• Convergent Evolution

Tags

NGSS.MS-LS4-2

Bursts of change followed by periods of stability.

• Punctuated equilibrium

• Gradualism

• Extinction

• Speciation

A number of different species arise from one common ancestor.

• Adaptive Radiation (aka, Divergent Evolution)

• Gradualism

• Coevolution

• Speciation

Tags

NGSS.MS-LS4-2

• Phyletic Speciation

• Adaptive Radiation

• Convergent Evoltion

• Divergent Evoltuion

• Co-evolution

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which of the following is NOT a unique trait that evolved in humans?

• Bipedalism

• A large cranium

• Canine Teeth

• Use of tools

Tags

NGSS.MS-LS4-2

Humans evolved from chimpanzees

• True

• False

Answer explanation

Humans did not evolve from chimpanzees, but rather share a common ancestor with them. Therefore, the statement is False.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following is a key piece of evidence for human evolution?

• Ancient cave paintings

• Stone tools

• Fossilised human bones

• Old maps

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following correctly summarizes the physical changes that early humans went through over the past million years or so?

• Brain size increased as jaw size decreased

• Brain size decreased as jaw size increased

• Bipedalism increased as use of tools increased

• Bipedalism decreased as the use of tools increased

Tags

NGSS.MS-LS4-2

The hypothesis that evolution of a species occurs gradually over time as a slow and constant process is known as

• speciation

• punctuated equilibrium

• gradualism

• microevolution

Tags

NGSS.MS-LS4-1

The hypothesis that evolution of a species occurs in periods of rapid change separated by periods of little or no change is called

• divergence

• gradualism

• punctuated equilibrium

• isolation