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WorksheetsEvolution Part 1 Review (how populations change)
Total questions: 17
Worksheet time: 9mins
An environment will remain stable as long as there are no . . .
fights
extra species
disturbing factors
fungi
If a species is unable to adapt to a new environment and does not already have the traits needed to survive, then the species could . . .
survive
move
go extinct
hibernate
Random errors during DNA replication or exposure to chemicals/radiation could cause . . .
natural selection
mutations
extinction
adaptations
What kind of effects could mutations have on organisms?
positive
negative
neutral
all of the above
Mutations in _____ cells will NOT be passed onto offspring.
sex
body
Mutations in _____ cells WILL be passed onto offspring.
sex
body
True or False:
Adaptations occur over a very long period of time - takes many generations to happen.
true
false
True or False:
Sometimes adaptations occur that are negative and do not help the organism survive.
True
False
What is the survival and reproduction of organisms within a population showing variations for traits that best help them to survive their environment?
natural selection
mutation
genetic variation
adaptation
What is any alteration to the structure, function, or behavior of an organism resulting from natural selection?
natural selection
mutation
genetic variation
adaptation
What is the genetic differences among organisms of the same species?
natural selection
mutation
genetic variation
adaptation
What is the conditions that surround and influence an organism or community?
population
environment
species
community
What is the termination of an entire species?
population
environment
species
extinct
What is a change in the sequence of DNA?
natural selection
mutation
genetic variation
adaptation
What is a group of organisms that share a genetic heritage, can breed with one another, and can create offspring?
population
environment
species
extinct
What is the total number of organisms in a particular area?
population
environment
species
community
When an organism's environment changes, it could . . .
survive and reproduce
move out of it and into a more suitable environment
die
all of the above
