BY 324 Chapter 2 In-Class Quizziz Questions

Which of the following is the definition of the word “hypothesis”?

• a best guess or hunch
• a scientifically proven truth
• a proposed explanation for a natural phenomenon
• the result of a scientific experiment

Tags

NGSS.HS-PS1-2

"An asteroid struck Earth 66 million years ago with sufficient force to alter climate patterns." This scenario is representative of ___ thinking.

• catastrophic
• uniformitarian

Tags

NGSS.HS-ESS3-5

___ is the process of human-directed selective breeding aimed at producing a desired set of traits in the selected species.

• Anthropogenic evoluton
• Artifical selection
• Catastrophism
• Natural selection

What were Charles Darwin’s two fundamental insights about the process of evolution?

• The environment selects on variation in the traits of individual organisms, and all species have descended from one or a few common ancestors.
• All species have descended from one or a few common ancestors, and populations, not individuals, evolve over time.
• The environment selects on variation in the traits of individual organisms, and organisms are in a constant struggle for existence.
• Populations, not individuals, evolve over time, and evolutionary change is connected to environmental fit.

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5

The primary difference(s) between the processes of natural selection and artificial selection is/areq

• the mechanism for descent and modification is different.
• that artificial selection focuses on nonheritable traits whereas natural selection focuses on heritable traits.
• the selective agent and the period of time over which change occurs.
• that artificial selection focuses on creating varieties while natural selection only produces species.

Tags

NGSS.HS-LS4-4