Earth's History Vocabulary Review

The process by which all the different kinds of living things have changed over time

• extinct

• Pangaea

• photosynthesis

• evolution

When an organism no longer exists on Earth, it is __________.

• amphibian

• extinct

• reptile

• invertebrate

The process by which plants use water, plus carbon dioxide and energy from the sun to make food is called ____________

• vertebrate

• Pangaea

• photography

• photosynthesis

A record of the geologic events and life forms in Earth's history.

• evolution

• geologic time scale

• mass extinction

• scientific theory

When many types of living things become extinct at the same time, this is called

• mass extinction

• mass media

• invertebrates

• mammals

A well-tested concept that explains a wide range of observations is called __________.

• era

• epoch

• scientific theory

• photosynthesis

Any animal without a backbone such as worms and jellyfish are called

• mammals

• invertebrates

• vertebrates

• reptiles

Animals such as dogs and giraffes are animals with a backbone. These are called __________

• invertebrates

• mammals

• vertebrates

• reptiles

One of the units of geologic time into which geologists divide eras are called

• epochs

• periods

• years

• months

A warm-blooded vertebrate that has fur and produces milk for their young are called

• mammal

• invertebrate

• amphibian

• reptile