Evolution and Natural Selection

Front

Where the better adapted organisms survive to pass traits along to offspring.

Back

Natural Selection

Front

Why are advantageous traits more likely to be passed onto offspring?

Back

Because they are more likely to survive and reproduce.

Front

The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment? Options: Dark moth, Light moth, Both will be equally successful, Neither will be successful

Back

Dark moth

Front

Change over time

Back

Evolution

Front

Structures with the same parts have different functions; suggests that organisms share a common ancestry

Back

homologous structures

Front

Study of embryos of various organisms to show a common ancestor because of similarities in development

Back

embryology

Front

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?
Fossil A and C are the same age
, Fossil B is older than fossil C, Fossils A is older than fossil B, Fossil D is older than fossil C

Back

Fossil D is older than fossil C

Front

What does Darwin's theory of evolution suggest? Options: species change over time, extinct species are not related to living species, different species can interbreed, animals that look alike are most closely related

Back

species change over time

Front

What type of structures are these? Options: homologous, vestigial, analogous, fossil

Back

homologous

Front

Whales have a pelvis bone that doesn't aid in movement. What is this structure called?

Back

vestigial structure