Cambrian Period Quiz

Which of the following is NOT an animal group that arose during the Cambrian period?

• Mollusks

• Worms

• Arthropods

• Birds

What marks the Cambrian period in Earth's history?

• The first appearance of humans

• The most rapid evolution of new animal phyla

• The extinction of marine life

• The formation of the first continents

Tags

NGSS.MS-LS4-2

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What period was the trilobite most dominant in?

• Jurassic

• Cambrian

• Triassic

• Cretaceous

What was one of the first abilities exhibited by trilobites?

• Flight

• Vision

• Hearing

• Speech

What is the highest level of classification in the taxonomy of organisms?

• Kingdom

• Domain

• Species

• Genus

What is the level of classification that comes directly before Species?

• Genus

• Family

• Order

• Class

Which level of classification is directly below Class?

• Order

• Family

• Genus

• Species

Which level of classification is more specific than Family?

• Genus

• Order

• Class

• Phylum

What is taxonomy?

• The study of animal behavior

• The science of classifying organisms

• The process of photosynthesis

• The study of plant growth

What is a challenge in naming organisms?

• Regional name variations

• Lack of names

• Too many names

• No scientific interest