Evolution

What is the term for a feature that allows an organism to survive better in its environemtn?

• variation

• adaptation

• homologous structure

• vestigial structure

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4

Most of the species found in fossil form are _______________. 

• Alive
• Extinct

Tags

NGSS.MS-LS4-1

Some organisms that share a common ancestor have features that have different functions, but similar structures.  These are known as

• vestigial structures
• analogous structures
• homologous structures
• fossil structures

Tags

NGSS.MS-LS4-2

The gradual change in species over time is...

• Evolution
• Nucleotide 
• Adaptation
• Natural Selection

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

The law of superposition states

• the oldest rock layer is on the top, the younger rock layer is on the bottom
• rock layers are always in sequence from oldest to youngest
• the youngest rock layer is on the bottom and the oldest is on the top
• the oldest layer is on the bottom and the youngest is on the top when it is undisturbed

Tags

NGSS.MS-ESS1-4

What can help a scientist know the approximate age of bones?

• the soil it is found in
• the index fossils in the area
• the type of rock it is formed in
• absolute dating

Scientist find dinosaur fossils in the bottom of a cliff and mammals fossils in the middle layer, what can be inferred?

• dinosaurs ate plants
• dinosaurs were eaten by the mammals
• they lived at the same time
• dinosaurs lived before the mammals

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Dolphins have the same arm structure as wolfs, what type of evidence for evolution does this represent?

• DNA
• vestigial structures
• homologous structures
• embryology

Tags

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

This makes an organism more suited to its enviornment

• species
• lifespan
• adaptation
• mutation

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4