Genetic Drift Vs. Natural Selection

Genetic Drift Vs. Natural Selection

9th Grade

20 Qs

quiz-placeholder

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Genetic Drift Vs. Natural Selection

Genetic Drift Vs. Natural Selection

Assessment

Quiz

Biology

9th Grade

Easy

Created by

Amber Arnold

Used 57+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Genetic drift is more likely to happen in...

aquatic populations

small populations

terrestrial populations

older populations

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Genetic drift is change in the allele frequency of a population due to...

random chance

natural selection

non-random mating (sexual selection)

artificial selection

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which of the following is an example of the founder effect?

Humans choose two dogs they like the characteristics of and breed them together.

Affected individuals with blue skin can trace their ancestry back to one of the first settlers in the region.

In colder areas, white foxes survive and reproduce more than brown ones.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A virus killed most of the seals in the North Sea (e.g. dropped the population from    8000 to 800).  In an effort to help preserve the species, scientists caught 20 of the   remaining seals and used them to start a new population in the northwest Pacific   Ocean.  Which of the following statements would accurately describe the new   population?  

The seal population will now be LESS genetically diverse

The seal population will now be MORE genetically diverse

There is equal genetic variety compared  to the original population 

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The type of genetic drift that follows the colonization of a new habitat by a small group of individuals is called

the founder effect
the bottleneck effect

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

One day a group of scientists collected a small group of brown anole lizards from a large group of the lizards.  Then they placed this small group of lizards on an island that had no brown anole lizards on it.  What is this an example of?

Bottleneck Effect
Founder Effect

7.

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

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