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Mechanisms of Evolution

Authored by Wayground Content

Biology

12th Grade

NGSS covered

Used 33+ times

Mechanisms of Evolution
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This occurs when a large population is drastically reduced by an event such as a natural disaster; the population's new gene pool only contains alleles from the survivors

Founder effect

Bottleneck effect

Meteor effect

Natural selection

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A type of genetic drift in which small groups of organisms separate from a larger population and form new small colonies.

Gene Flow

Founder Effect

Natural Selection

Artificial Selection

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The exchange of genes between two populations.

Genetic Drift

Founder Effect

Gene Flow

Genetic Recombination

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is a pattern of natural selection where one extreme form of a trait is more advantageous than the average or the opposite extreme; as a result, this trait in the population tends to evolve towards that one extreme

Directional selection

Disruptive selection

Stabilizing selection

Forward selection

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This term refers to the total genetic information found in a population; the complete collection of all the alleles found in a population

Gene library

Genome

Gene pool

Allele pool

Tags

NGSS.HS-LS2-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is one of the mechanisms of evolution; it is a continuous process in which organisms with traits that make them better-adapted to their environment are more likely to survive and reproduce than organisms without such adaptations

Directional selection

Microevolution

Gene flow / genetic drift

Natural selection

Tags

NGSS.HS-LS4-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is the process that ultimately creates new variations and changes in DNA; leads to the creation of new alleles

Mutation

Microevolution

Natural selection

Gene flow / genetic drift

Tags

NGSS.HS-LS4-2

NGSS.HS-LS3-2

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