evolution and natural selection

evolution and natural selection

Multiple Choice

Any inherited trait that gives an organism an advantage in its environment is called ___.

• a mutation
• an adaptation
• evolution
• natural selection

Multiple Choice

___ are mistakes in the DNA that cause variation within a species.

• mutations
• adaptations
• speciations
• isolations

Multiple Choice

The differences among a species, like different bird beaks, are called

• theories
• variations
• adaptations
• genes

Multiple Choice

Which of the following means "change over time"

• natural selection
• speciation
• evolution
• isolation

Multiple Choice

Which is necessary for speciation to occur?

• adaptation
• mass extinction
• isolation
• acquired traits

Multiple Choice

____ is when members of a species that are best suited for their environment survive and reproduce at a higher rate than other members of the species

• natural selection
• artificial selection
• speciation
• adaptation

Multiple Choice

These moths are all the same species. The differences between their wings is an example of ________________

• Natural Selection
• Variation
• Homeostasis
• Extinction

Multiple Choice

Mutations are a change in what?

• DNA
• tRNA
• genotype
• phenotype

Multiple Choice

The theory of evolution by natural selection means that what is changing over time?

• The inherited traits of a population.
• The acquired traits of a population.
• Hair color and eye color
• Attractive features.

Multiple Choice

What is suggested by the similary of early embryos of different species of vertebrates?

• No evolutionary relationship between the groups

• A recent common ancestry

• Similar environments in the past

• Evolution from a distant common ancestor

Multiple Choice

Structures with no function that are remnants of an organism’s evolutionary past are

• Not visible organisms

• Young in origin

• Vestigial

• Useful to the organism

Multiple Choice

Structures with the same parts but have different functions, suggesting that organisms with a backbone share common ancestry is called…

• Not related

• Not homologous

• Homologous

• Young in origin