Abeka 8th Science Quiz 13

When continuous strata are missing one or more layers, the gap is called an _________.

• unconformity
• paraconformity
• subconformity
• disconformity

Animals and plants that disappear abruptly from the fossil record, yet are still alive today, are known as _______ fossils.

• transitional

• ancient

• living

• extinct

The historical event that probably formed most of the fossils in the earth was the ________.

• Cambrian Explosion
• Genesis Flood

• Devonian Diversification
• Triassic Extinction

A lobe-formed fish fossil thought to be the ancestor of the first amphibians was the _______.

• Tiktaalik
• Sturgeon
• Coelacanth
• Dunkleosteus

A technique used by evolutionists to assign "absolute" ages to rocks and fossils is _________ dating.

• geological
• radiometric
• biological
• historical

What method do evolutionists use to date organic materials like preserved bones, skin, or hair?

• Carbon-14 dating

• Potassium-argon dating
• Thermoluminescence dating
• Dendrochronology

What is the general term for fossils that evolutionists use to identify the supposed ages of rock layers?

• Trace fossils
• Body fossils
• Index fossils
• Chemical fossils

What term describes the amount of time needed for half of a parent element to decay into its daughter element?

• decay rate
• radioactive constant
• half-life
• isotope lifespan

What is the logic error in which the "proof" of an idea depends on the assumption that the idea is true?

• Ad hominem
• Circular reasoning
• Straw man
• False dilemma

What term describes an organism showing no change between its appearance in the fossil record and at the present day?

• extinct species
• evolutionary relic
• ancient organism
• stasis