Unit 6 – Evolution

The process of biological change in populations over time that makes descendants genetically different from their ancestors is called ________.

• Evolution

• Photosynthesis

• Respiration

• Homeostasis

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

NGSS.HS-LS4-5

NGSS.HS-LS4-1

Evolution can occur on a small scale affecting a single population. This is known as ________.

• Microevolution

• Macroevolution

• Speciation

• Genetic drift

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

Evolution on a large scale affecting changes in species across populations is called ________.

• Macroevolution

• Microevolution

• Speciation

• Genetic drift

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Organisms with the “best” traits (adaptations) will live longer and reproduce more than others, causing changes in the population over time by acting on traits that are heritable. This process is known as ________.

• Natural selection

• Genetic drift

• Mutation

• Artificial selection

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

A measure of how well you can survive in your environment is called ________.

• Fitness

• Mutation

• Adaptation

• Inheritance

Tags

NGSS.MS-LS4-4

A feature that allows an organism to better survive in its environment is called an ________.

• Adaptation

• Mutation

• Migration

• Extinction

Tags

NGSS.HS-LS4-4

The combined alleles of all individuals in a population is known as the ________.

• Gene pool

• Chromosome

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-3

A change in gene frequency over time is called ________.

• Descent with modification

• Genetic drift

• Mutation

• Natural selection

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

Differences in the physical traits of organisms are referred to as ________.

• Variation

• Adaptation

• Mutation

• Evolution

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

Random change in the frequency of alleles in a population over time is called ________.

• Genetic Drift

• Natural Selection

• Gene Flow

• Mutation

Tags

NGSS.HS-LS4-4