Exploring the World of Biology

What is the study of living organisms called?

• Biology

• Botany

• Ecology

• Zoology

Name one branch of biology that focuses on animals.

• Zoology

• Microbiology

• Botany

• Ecology

What do we call the scientific classification of living things?

• Anatomy

• Ecology

• Biology

• Taxonomy

Which branch of biology studies plants?

• Ecology

• Microbiology

• Zoology

• Botany

What is the term for the smallest unit of life?

• organism

• cell

• tissue

• organ

What is the main difference between prokaryotic and eukaryotic cells?

• Prokaryotic cells lack a nucleus; eukaryotic cells have a nucleus.

• Prokaryotic cells have a nucleus; eukaryotic cells lack a nucleus.

• Eukaryotic cells are smaller than prokaryotic cells.

• Prokaryotic cells contain membrane-bound organelles; eukaryotic cells do not.

Name a field of biology that deals with the structure of organisms.

• Physiology

• Genetics

• Anatomy

• Ecology

What is ecology the study of?

• The study of chemical reactions in the lab

• Ecology is the study of interactions between organisms and their environment.

• The study of plant growth

• The study of animal behavior

What do biologists call the process by which organisms change over time?

• evolution

• transformation

• mutation

• adaptation

What is the role of DNA in living organisms?

• DNA is the genetic material that encodes instructions for the development and functioning of living organisms.

• DNA is the main component of cell membranes.

• DNA acts as a catalyst for chemical reactions in the body.

• DNA is primarily responsible for energy production in cells.