Punctuated Equilibrium Versus Gradualism

The model that predicts evolution occurs at a slow, steady rate is called...

• gradualism
• punctuated equilibrium
• adaptive radiation
• convergent evolution 

The model that predicts evolution occurs in rapid bursts followed by long periods of no change is called...

• gradualism
• punctuated equilibrium
• adaptive radiation
• convergent evolution 

If, like the horse, all of the transitional forms for a species are found in the fossil record, which model of evolution most likely occurred in that species?

• punctuated equilibrium
• gradualism
• adaptive radiation
• convergent evolution

Evolution occurs quickly when there is heavy environmental pressure

• true

• false

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Evolution can occur in two wasy

• slow and steady

• gradualism and punctuated equilibrium

• environmental pressures and hurricanes

• none of the above

Tags

NGSS.HS-LS4-2

Which is true about gradualism?

• fast

• slow

• rapid & steady

• slow and steady

What is true about punctuated equilibrium?

• slow and steady

• rapid change followed by no change for long period

• slow change for long period

• none of the above

Which are examples of human impact?

• construction

• insecticides

• farming

• all of the above

Tags

NGSS.HS-ESS3-4

NGSS.HS-ESS3-6

NGSS.HS-LS2-7

Species change slowly: Supported by the fossil record

• gradualism

• punctuated equilibrium

new species evole rapidly: Stays the same for long periods of time: Evolution sudden or rarely happens

• gradualism

• punctuated equilibrium

Tags

NGSS.HS-LS4-5