Sedimentary Rocks Quiz

How do sedimentary rocks form?

• Through the cooling and solidification of magma

• By the accumulation and compaction of sediments

• From the transformation of existing rock types under heat and pressure

• By the evaporation of water leaving mineral deposits

What can relative age tell us about fossils?

• The exact age of the fossil

• The chronological order of fossils

• The chemical composition of fossils

• The location where the fossil was found

Which parts of an organism are more likely to leave fossils?

• Soft tissues

• Internal organs

• Hard parts like bones and shells

• Skin and hair

Which fossils are the most common?

• Ammonites

• Trilobites

• Brachiopods

• Dinosaur bones

How can scientists determine if dry land was once covered by an ocean?

• By analyzing the presence of marine fossils

• By measuring the current humidity levels

• By observing the color of the soil

• By checking the temperature of the land

How do scientists know that trilobites are older than ammonites?

• By studying the fossil record and stratigraphy

• Through genetic analysis

• By comparing their sizes

• By examining their habitats

What is extinction?

• The process of a species evolving into a new form

• The process of a species becoming endangered

• The process of a species becoming extinct

• The process of a species increasing in population

How was the fossil of Smilodon used?

• For scientific research and study

• As a decorative item

• For medicinal purposes

• As a tool for hunting

A paleontologist is a scientist who studies:

• Rocks and minerals

• Fossils and ancient life

• Weather patterns

• Ocean currents

What do scientists learn by examining rock layers?

• The age of the Earth

• The history of life on Earth

• The composition of the Earth's core

• The future climate patterns