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WorksheetsBiology-Evolution & Classification
Total questions: 25
Worksheet time: 20mins
A placental squirrel in North America resembles a marsupial squirrel in Australia. They are genetically and geographically separated. This is best explained by ___.
convergent evolution
divergent evolution
spontaneous generation
vestigial structures
The average individuals in a population are favored in _____ selection.
directional
stabilizing
disruptive
natural
In _____ selection, individuals with both extreme forms of the trait are at a selective advantage.
directional
stabilizing
disruptive
natural
_____ selection favors one extreme form of trait in a population.
directional
stabilizing
disruptive
natural
What is the movement of genes into and out of a gene pool called?
random mating
nonrandom mating
gene flow
direct evolution
A clear fish imprint in a rock indicates the rock is _____.
volcanic
sedimentary
metamorphic
igneous
A species of frog, over time and through mutations, becomes two species as it spreads from swamp to swamp. This is an example of:
Adaptive radiation
Coevolution
Convergent evolution
The science of grouping and naming organisms
Phylogeny
Dichotomy
Taxonomy
Genetics
Which of the following is the CORRECT form of a scientific name?
canis lupus
Canis Lupus
Canis lupus
canis lupus
Which taxonomic level would include the LEAST number of organisms?
species
genus
order
phylum
A ________ can be used to classify organisms based on characteristics.
punnet square
phylogenetic chart
trophic pyramid
dichotomous key
The scientist who came up with the current classification system
Darwin
Newton
Mendel
Linnaeus
