Major Events in Earth's History Review

Fossil records indicate that species changes generally:

• stop when a species forms.

• speed up with stable conditions.

• take place over many generations.

• are independent of the environment.

Tags

NGSS.MS-LS4-1

Which of these conditions would MOST likely be shown in the fossil record as a reason for mass extinctions?

• increased competition for resources

• falling sea levels and global cooling

• organisms with beneficial traits

• increased solar activity

Tags

NGSS.MS-LS4-1

A fossil discovered in Colorado dates from the early Mesozoic era. A year later a similar fossil is found in Wyoming that also dates from the early Mesozoic era. These two organisms most likely lived in:

• the same environment at about the same time.

• the same environment at different times.

• different environments at about the same time.

• different environments at different times.

Tags

NGSS.MS-LS4-1

The discovery of a fossilized animal with teeth, a long bony tail, and feathered wings helped to establish which evolutionary sequence?

• rodents to bats

• reptiles to birds

• aquatic organisms to land-based organisms

• invertebrates to flying organisms

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is an invertebrate?

• An invertebrate is a plant without roots
• An invertebrate is a type of fish
• An invertebrate is an animal with a backbone
• An invertebrate is an animal that does not have a backbone or spinal column.

Tags

NGSS.MS-LS4-2

What is a vertebrate?

• An animal with a backbone or spinal column.
• A type of rock
• A plant with a backbone
• An animal with feathers

What is an amphibian?

• An amphibian is a warm-blooded vertebrate animal that lives only on land.
• An amphibian is a cold-blooded vertebrate animal that lives part of its life on land and part of its life in water.

• An amphibian is a type of reptile that can fly.
• An amphibian is a plant that grows in water.

What is a reptile?

• A reptile is a warm-blooded vertebrate animal that has wet slimy skin and lays eggs in water.
• A reptile is a type of fish that lives in the ocean and breathes through gills.
• A reptile is a cold-blooded vertebrate animal that has dry scaly skin and lays eggs on land.
• A reptile is a type of bird that can fly and has feathers.

Tags

NGSS.MS-LS4-2

What is mass extinction?

• Mass extinction is caused by excessive population growth of species.
• Mass extinction is an event in which a significant proportion of Earth's species are destroyed within a relatively short period of time.
• Mass extinction is a gradual process that occurs over millions of years.
• Mass extinction only affects a small number of species.

Tags

NGSS.MS-LS4-1

What is a mammal?

• A mammal is a type of reptile.
• A mammal is a plant that grows in the ocean.
• A mammal is a cold-blooded invertebrate animal.
• A mammal is a warm-blooded vertebrate animal that controls its own body temperature and feeds milk to its young.

Tags

NGSS.MS-LS4-2