Evolution

The forelimbs of mammals have similar anatomy because these groups descended from a recent common ancestor. Their bone structure is an example of a(n) ______________ structure.

• vestigial

• analogous

• homologous

Tags

NGSS.MS-LS4-2

Many different groups of organisms have wings, even though they do not share a recent common ancestor. This is because they evolved in environments with similar selective pressures. Wings are an example of a(n) ______________ structure.

• vestigial

• analogous

• homologous

Tags

NGSS.MS-LS4-2

Survival of the Fittest and Evolution were proposed by what scientist?

• Charles Darwin

• Albert Einstein

• Steven Hawking

• Isaac Newton

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-4

What is the advantage of having different shaped beaks?

• To look different from other species.

• To be able to eat the food readily available in the environment.

• To protect itself against predators.

• To protect itself against prey.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

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

• Ancestor

• Skeleton

• Fossil

• Imprints

Tags

NGSS.MS-LS4-1

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?

• Dark moth

• Light moth

• Both will be equally successful

• Neither will be successful

Tags

NGSS.MS-LS4-4

Which trait did Darwin pay most attention to about the finches in the galapagos islands?

• Their Feathers

• Their Horns

• Their Size

• Their Beak Shape

Why are vestigial structures evidence for evolution?

• They are useful in the organism and show natural selection at work.

• They are not useful in the organism but they were probably useful in some ancestor of that species.

• They show that these organs or behaviors help an organism adapt to new environments

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Change over time is

• evolution

• generation

• growth

• biogenesis

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Natural selection is

• survival of the fittest

• humans change

• two species are the same

• more animals survive

Tags

NGSS.MS-LS4-4