Fossils Vocabulary

What is the definition of 'Cast'?

• A fossil that is a copy of an organism shape, formed with minerals, seep into a mold.

• A fossil that is formed when an organism decays and leaves an empty space in the rock.

• A type of rock formed from cooled lava.

• A process by which living organisms turn into stone.

What is the definition of 'Evolution'?

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

• The process by which rocks are formed from magma.

• The process of water turning into vapor.

• The process by which plants make their own food.

What is the definition of 'Fossil'?

• A trace of an ancient organism that has been preserved in a rock.

• A type of mineral found in volcanoes.

• A living organism found in the ocean.

• A tool used by archaeologists to dig.

What is the definition of 'Fossil Record'?

• Provide evidence about the history of life and past environments on earth.

• A collection of living organisms found in rainforests.

• A record of weather patterns over the last century.

• A list of minerals found in sedimentary rocks.

What is the definition of 'Index Fossil'?

• Fossils of widely distributed organisms that lived during only one short period of time.

• Fossils that are found only in volcanic rocks.

• Fossils of organisms that lived throughout all geological periods.

• Fossils that are only found in deep ocean sediments.

What is the definition of 'Mold'?

• A fossil formed when an organism buried in sediment dissolves, leaving a hollow area.

• A type of rock formed from cooled lava.

• A living organism that produces its own food through photosynthesis.

• A process by which plants absorb water from the soil.

What is the definition of 'Petrified Fossil'?

• A fossil in which minerals replaced all or part of an organism.

• A fossil formed from the impression left by an organism.

• A fossil that is made entirely of ice.

• A fossil that is created by the preservation of soft tissues.

What is the definition of 'Trace Fossil'?

• A type of fossil that provides evidence of activities of ancient organisms.

• A fossil formed from mineral replacement of organic material.

• A fossil that is created from the remains of plants only.

• A fossil that is always found in volcanic rocks.