Evolution

Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?

• individual
• population
• species
• fossil

Finches on the Galapagos Islands had different beaks in order to help them do what?

• Build nests
• Fight off predators
• Collect food sources
• Compete with rivals

This scientist came up with the idea of natural selection.

• Jean Baptiste Lamarck
• Gregor Mendel
• Charles Darwin
• Thomas Malthus

A remnant or trace of an organism from the past is called a _______.

• Ancestor
• Skeleton
• Fossil
• Imprints

Inherited trait that helps an organism survive is a(n) __________.

• Fossil
• Adaptation
• Ancestor
• Natural selection

This occurs when no more of a species is living.

• Fossilization
• Adaptation
• Extinction
• Natural selection

Survival of the fittest or when favorable adaptations reproduce faster is called what?

• Evolution
• Adaptation
• Natural selection
• Fossilization

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

• vestigial structures
• homologous structures
• adaptive radiation
• fossil

Which of the following is an example of a vestigial structure?

• the wings of a red-tailed hawk
• the hind limbs of a house cat
• the fins of sharks
• the tailbone of a human

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