Printable Biology Worksheets, Tests, and Activities
Discover the natural world with this collection of free biology worksheets on botany, ecosystems, and the human body. Test knowledge of anatomy and physiology by identifying features on ear, eye, heart, and cell reproduction diagrams.
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Related: Online Self-Paced Biology Lessons | Top Strategies for Teaching Anatomy and Physiology
Middle School Biology Tests and Worksheets
Anatomy and Physiology
Reading Passages
Botany, Ecology, and Zoology
High School Biology Tests and Worksheets
Anatomy and Physiology
- Appendicular Skeleton
- Axial Skeleton
- Axial and Appendicular Skeleton Coloring
- Skeletal System Anatomy
- Bones of the Skeletal System
- The Endocrine System
- Female Reproductive System
- Male Reproductive System
- The Human Ear (Easier)
- The Human Ear (Harder)
- Muscular System Anatomy
- Muscle Locations
- Cell Reproduction
- Respiratory System Anatomy
- Digestive System Anatomy
- Digestive System Anatomy and Physiology
- Anatomy of the Eye
- Respiratory System Anatomy and Physiology
- Brain Anatomy
- Nervous System Anatomy
- Microscope Parts
- Nervous System
- The Five Senses
- Muscular System
- Integumentary System
- Anatomical Direction and Body Planes
- Lymphatic System
- Anatomy of the Bones
- Human Development
- Muscle Physiology
- Homeostasis
- Essential Minerals
- Essential Vitamins
- The Immune System
DNA, RNA, and Genetics
- DNA Replication
- Mendelian Genetics Problems - (AP)
- DNA
- RNA and Protein Synthesis
- Genomes (AP)
- Regulation of Gene Expression (AP)
- DNA new!
- Genetic Mutation new!
- Mendelian Genetics
- Mendelian Genetics Problems
- Recombinant DNA and Biotechnology
- Human Genetic Disorders
- Mutations
Ecology and Evolution
- Organism Interactions
- Charles Darwin
- Charles Darwin - His Life and Times
- Energy through an Ecosystem - Producers
- The Marine Environment
- Energy through an Ecosystem - Food Webs
- Energy through an Ecosystem - Consumers
- Evidence for Evolution
- Biomes
- Organism Classification
- Energy Pyramid
Other
Botany and Zoology
- Flower Structure
- Private Life of Plants
- Plant Classification
- Invertebrate Phyla
- Mollusks
- Arthropods
- Reptiles
- Populations
- Speciation
- Annelids
- Roundworms
- Flatworms
- Birds
- Fish
- Mammals
- Plant Hormones
- Roots, Stems, and Leaves
- Protostome Animals
- Deuterostome Animals
- Plant Nutrition
- Evolution of Seed Plants
- Ferns and their Relatives
- Structure and Function of Plant Roots
- Plants Known as Bryophytes
- Animal Body Plans and Symmetry
- Amphibians
- The Arthropods
- The Echinoderms
- The Cnidarians
- Animal Behavior
- Chordates
Microbes, Protists, and Fungi
- Amoebas
- Amoeba Diagram
- Euglena
- Euglena Diagram
- Paramecium
- Paramecium Diagram
- Protists
- Virus Anatomy and Physiology
- Types and Functions of Bacteria
- What are Viruses?
- All About Fungi
- Evolution of Early Eukaryotes
- Microbiology of Disease
Biochemistry
- Fermentation
- Photosynthesis
- Photosynthesis #2
- Energy, Enzymes, and Metabolism
- Cellular Respiration
- Structure of Organic Molecules
Cell Structure and Function