WorksheetsCJHS7ScienceAdaptation
Total questions: 12
Worksheet time: 7mins
Name
Class
Date
1.
a group of organisms that share similar characteristics and can reproduce among themselves to produce fertile offspring
a)
variation
b)
embryology
c)
species
2.
a change in inherited characteristics over time.
a)
natural selection
b)
evolution
c)
mutation
3.
organisms with traits best suited to their environment are more likely to survive and reproduce.
a)
mutation
b)
gradualism
c)
natural selection
4.
an inherited trait that makes an individual different from other members of its species.
a)
variation
b)
punctuated equilibrium
c)
heterozygous
5.
any variation that makes an organism better suited to its environment.
a)
mitosis
b)
embryology
c)
adaptation
6.
a model that describes evolution as a slow, ongoing process by which one species changes to a new species.
a)
osmosis
b)
gradualism
c)
homologous
7.
when mutations of a few genes result in the appearance of a new species over a relatively short period of time.
a)
punctuated equilibrium
b)
evolution
c)
homologous structure
8.
formed when layers of sand, silt, clay, or mud are compacted and cemented together, or when minerals are deposited from a solution.
a)
gradualism
b)
diffusion
c)
sedimentary rock
9.
the study of embryos and their development.
a)
mutation
b)
embryology
c)
species
10.
body parts that are similar in origin and structure
a)
heterozygous
b)
punctuated equilibrium
c)
homologous structure
11.
body structures that do not seem to have a function. They also provide evidence of evolution.
a)
evolution
b)
punctuated equilibrium
c)
vestigial structure
12.
any permanent change in the DNA sequence of a gene or chromosome of a cell.
a)
genetics
b)
mutation
c)
variation
100 %
