Earth and Life Science Review Material

Which branch of biology focuses on the study of animals and their behavior?

• Botany

• Zoology

• Microbiology

• Ecology

What is the basic structural and functional unit of life in all living organisms?

• Organ

• Organ System

• Atom

• Cell

Which characteristic best describes all living organisms?

• They can grow and reproduce

• They all move from place to place

• They only depend on food for survival

• They remain unchanged over time

What is the branch of biology that deals with microorganisms like bacteria and fungi?

• Botany

• Zoology

• Virology

• Microbiology

Why is studying biology important to human life?

• It helps us understand how organisms interact and function

• It allows us to reflect on the importance of life

• It explains how living organisms evolve

• It focuses only on organisms’ behavior

What is the earliest known fossil evidence of life on Earth?

• Dinosaurs

• Zircon material

• Stromatolites

• Trilobites

During which geologic era did reptiles dominate the planet?

• Paleozoic

• Mesozoic

• Cenozoic

• Precambrian

What is the significant event happened during Cenozoic Era?

• Fish were the main species

• Reptiles ruled the Earth

• Mammals became dominant

• Amphibians first appeared

When did multicellular organisms first appear in Earth’s history?

• 3 billion years ago

• 2 billion years ago

• 500 million years ago

• 65 million years ago

What mineral crystal was formed during Earth’s violent early conditions?

• Zircon

• Diamond

• Zinc

• Graphite