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Chapter 7.3 Review (8th)
Test Description: Natural selection in action
Instructions: Answer all questions to get your test result.
1) A group of organisms that can mate with each other to produce fertile offspring. This new group of organisms may form after a it becomes separated from the original population
A
speciation
B
division
C
species
D
genus
2) The formation of a new species as a result of evolution
A
darwinism
B
separation
C
speciation
D
adapting
3) To not be killed by
A
evolution
B
resistant
C
adaptation
D
speciation
4) Which of the following is NOT an example of natural selection?
A
people breeding horses to run faster
B
insect populations developing resistance to certain pesticides
C
bacteria populations becoming resistant to antibiotics
D
male birds of certain species developing colorful feathers to attract female mates
5) Which individuals in a population are most likely to survive and reproduce?
A
the oldest ones
B
the largest ones
C
the ones with the most DNA
D
the best adapted ones
6) Two populations have evolved into two species when
A
the populations adapt.
B
the populations are separated.
C
the populations can no longer interbreed.
D
the populations look different.
7) Bacteria passing resistance to a medicine on to offspring is an example of
A
natural selection
B
genetic change
C
overproduction
D
chemical action
8) What does natural selection explain about a population?
A
how it changes in response to its environment
B
how likely its members are to leave fossils
C
how long it has been since it evolved
D
how it resists change
9) The forming of a new species by evolution is called
A
adaptations
B
separation
C
speciation
10) When a part of a population moves away from the other it is called
A
speciation
B
separation
C
adaptations
11) If plants or animals face different environments, they will have different
A
speciation
B
separation
C
adaptations
12) the isolation of a portion of a population
A
division
B
generation time
C
adaptation
D
separation
13) the evolving of traits in response to environmental conditions
A
division
B
adaptation
C
separation
D
generation time
14) The process consisting of separation, adaptation, and division is
A
mating
B
isolation
C
speciation
15) The growing rate of tuskless elephants in Uganda is an example of
A
selective breeding
B
luck
C
adaptation
D
speciation
16) changes in response to the environment
A
adaptation
B
division
C
separation
17) the loss of ability of separated groups to interbreed
A
division
B
separation
C
adaptation
18) the moving apart of populations
A
division
B
separation
C
adaptation
19) Besides surviving, what will the best adapted members of a population do?
A
die out
B
grow
C
reproduce
D
hunt
20) Why do some insects quickly develop insecticide resistance?
A
They have few offspring.
B
They have long wing spans.
C
They have long generation times.
D
They have short generation times.
*select an answer for all questions
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