Evolution and Natural Selection

Front

Which of the following means "change over time"? Options: natural selection, speciation, evolution, isolation

Back

evolution

Front

A relative who lived in the past.

Back

Ancestor

Front

An original species from which all other species evolved.

Back

Common Ancestor

Front

New features that do not appear in fossils of ancestors.

Back

Derived traits

Front

A trait that makes a species better suited to survive in its environment is called a(n) _________.

Back

adaptation

Front

____ 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. Options: natural selection, artificial selection, speciation, adaptation

Back

natural selection

Front

Why are advantageous traits more likely to be passed on to the offspring? Options: Because parents with those traits can teach their offspring, Because parents with those traits can survive and reproduce better, Because parents with those traits care more about their offspring

Back

Because parents with those traits can survive and reproduce better

Front

Natural selection and evolution work on what level of life organization? Options: individuals, biomes, populations, ecosystems

Back

populations

Front

A population of peppered moths with a dark grey variation and a light grey variation lives in light colored birch forest. It is hunted by sight. Which statement is most likely true? Options: there are equal number of light and dark grey peppered moths in the population, more light grey moths survive than dark grey moths, more dark grey moths survive than light grey moths, all peppered moths will be eaten before they can reproduce.

Back

More light grey moths survive than dark grey moths.

Front

Why do humans, birds, whales, and lizards have similar arm bones?

Back

They have a common ancestor