WorksheetsNatural Selection & Evolution
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Definition: adaptation
a)
inherited characteristic that increases chances of survival
b)
organisms with traits well suited to their environment survive and reproduce at a greater rate
c)
a growing population causes a scarcity of resources
d)
differences in the DNA sequence
2.
Definition: competition
a)
inherited characteristic that increases chances of survival
b)
organisms with traits well suited to their environment survive and reproduce at a greater rate
c)
a growing population causes a scarcity of resources
d)
differences in the DNA sequence
3.
Definition: natural selection
a)
inherited characteristic that increases chances of survival
b)
organisms with traits well suited to their environment survive and reproduce at a greater rate
c)
a growing population causes a scarcity of resources
d)
differences in the DNA sequence
4.
Definition: fitness
a)
ability to survive and reproduce in a specific environment
b)
organisms with traits well suited to their environment survive and reproduce at a greater rate
c)
a growing population causes a scarcity of resources
d)
differences in the DNA sequence
5.
Definition: variation
a)
ability to survive and reproduce in a specific environment
b)
organisms with traits well suited to their environment survive and reproduce at a greater rate
c)
a growing population causes a scarcity of resources
d)
differences in the DNA sequence
6.
Definition: homologous structures
a)
remains of dead organisms
b)
related organisms have the same bone makeup
c)
in the early stages of development dogs, pigs, and humans resemble one another
7.
Definition: fossil record
a)
remains of dead organisms
b)
related organisms have the same bone makeup
c)
in the early stages of development dogs, pigs, and humans resemble one another
8.
Definition: embryology
a)
remains of dead organisms
b)
related organisms have the same bone makeup
c)
in the early stages of development dogs, pigs, and humans resemble one another
9.
A trait that makes a species better suited to survive in its environment is called a(n) _________.
a)
variation
b)
adaptation
c)
natural selection
d)
isolation
10.
A species is an organism that has different traits and cannot _______ with other organisms.
a)
breed
b)
exist
c)
survive
d)
evolve
100 %
