Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
Give this quiz to my class
Q 1/30
Score 0
What is it called when a blue jay selects its mate based off of a specific trait?
45
directional selection
sexual selection
natural selection
disruptive selection
Q 2/30
Score 0
What term best describes this situation? A few lizards of the same species made their way onto a new island and eventually evolved into several species.
45
genetic equilibrium
speciation
stabilizing slection
genetic drift
30 questions
Q.
What is it called when a blue jay selects its mate based off of a specific trait?
1
45 sec
Q.
What term best describes this situation? A few lizards of the same species made their way onto a new island and eventually evolved into several species.
2
45 sec
Q.
What is it called when individuals move into or out of a population?
3
45 sec
Q.
Genetic differences are caused by all the following except:
4
45 sec
Q.
An allele is:
5
45 sec
Q.
Say a base pair is originally C-G but during replication is it changed to T-A. This is an example of what?
6
45 sec
Q.
How often a specific allele of a gene shows up in the gene pool of a population is called...
7
45 sec
Q.
A gene pool consists of
8
45 sec
Q.
In directional selection what is favored?
9
45 sec
Q.
When you can easy observe the similarities and differences of a species physical structure it is called...
10
45 sec
Q.
In order to be considered a true species, the individuals must be able to produce a viable offspring.
11
45 sec
Q.
If genetic drift were to occur what would happen to the gene pool?
12
45 sec
Q.
Which of the following describes a population?
13
45 sec
Q.
If all the allele frequencies in a population remain the same one generation after the next, what is occurring?
14
45 sec
Q.
What condition wouldn't cause evolution to occur?
15
45 sec
Q.
What condition(s) are required to ensure genetic equilibrium?
16
45 sec
Q.
What type of graph would be displayed by a new generation of a species if the most favored traits are the extremes ones?
17
45 sec
Q.
If the average form of a trait gives a species the best chance to survive, what type of graph would represent this population?
18
45 sec
Q.
How could a directional selection occur in the next generation?
19
45 sec
Q.
The occurrence of large or small beak sizes among seed crackers in the absence of medium-sized beaks is an example of
20
45 sec
Q.
The random loss of alleles in a population is called
21
45 sec
Q.
A scientist measures the circumference of acorns in a population of oak trees and discovers that the most common circumference is 2 cm. What would you expect the most common circumference(s) to be after 10 generations of stabilizing selection?
22
60 sec
Q.
A scientist measures the circumference of a population of Sequoia trees and discovers that the most common circumference is 6 cm. What would you expect the most common circumference(s) to be after 10 generations of disruptive selection?
23
60 sec
Q.
A scientist measures the weight in a population of snakes and discovers that the most common weight is 4 g. What would you expect the most common weight(s) to be after 10 generations of directional selection?
24
60 sec
Q.
In a population of wildflowers, the frequency of the allele for red flowers was 0.8 but in the next generation it is only 0.6. Did evolution occur in this population of widflowers?
25
45 sec
Q.
Which statement most accurately reflects what population geneticists refer to as "fitness"?
26
45 sec
Q.
Mutation is a relatively unimportant source of variation and is not the foundation for evolution.
27
45 sec
Q.
Organisms that are least likely to experience extinction over the long term are most likely to be found in
28
45 sec
Q.
Which one of the following populations would most quickly lead to two groups with few shared traits?
29
45 sec
Q.
The effects of genetic drift are most apparent in small populations.
