9th grade biology homework

Free Printable Biology Worksheets for 9th Grade

Biology worksheets for Grade 9 Science teachers: Discover a vast collection of free printable resources to help students explore the fascinating world of biology. Dive into topics like genetics, cells, and ecosystems with Quizizz's comprehensive worksheets.

Recommended Topics for you

• animal adaptations
• genetic variation
• punnett squares
• biodiversity and conservation
• inherited and acquired traits
• human biology
• natural selection
• the circulatory and respiratory systems
• plant and animal cell
• genetic mutation
• the cell cycle and mitosis
• cellular respiration
• rna and protein synthesis
• living and non living things
• membranes and transport
• history of life on earth
• biotechnology
• photosynthesis
• the immune system
• osmosis and tonicity
• the digestive and excretory systems
• macromolecules
• non mendelian inheritance
• the nervous and endocrine systems
• bacteria and archaea
• structure of a cell
• genetics vocabulary genotype and phenotype
• plant parts and their functions
• plant biology
• introduction to heredity
• plant cell diagram
• vertebrates and invertebrates
• the cell membrane
• prokaryotes and eukaryotes
• properties of carbon
• the reproductive system
• dna structure and replication
• evolution and the tree of life
• developmental biology
• chromosome structure and numbers
• genetics vocabulary dominant and recessive
• types of reproduction
• behavioral biology
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Explore Biology Worksheets by Grades

Explore biology worksheets for grade 9 by topic, explore other subject worksheets for grade 9.

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Explore printable Biology worksheets for 9th Grade

Biology worksheets for Grade 9 are an essential resource for teachers looking to engage their students in the fascinating world of science. These worksheets provide a comprehensive and structured approach to learning various topics in biology, such as cell structure, genetics, evolution, and ecology. By incorporating these worksheets into their lesson plans, teachers can ensure that their students gain a thorough understanding of the subject matter while also developing critical thinking and problem-solving skills. Furthermore, these worksheets are designed to be easily customizable, allowing teachers to tailor them to the specific needs of their students. With a wide variety of activities, exercises, and assessments, Grade 9 biology worksheets are an invaluable tool for any science educator looking to enhance their students' learning experience.

In addition to Biology worksheets for Grade 9, Science teachers can also benefit from using Quizizz, an interactive platform that offers a diverse range of educational resources. Quizizz allows educators to create engaging quizzes, polls, and presentations that can be easily integrated into their lesson plans. This platform not only offers a vast library of pre-made quizzes and worksheets, but also enables teachers to create their own content, ensuring that their students receive a personalized and targeted learning experience. Furthermore, Quizizz provides real-time feedback and analytics, allowing teachers to monitor their students' progress and identify areas where additional support may be needed. By incorporating Quizizz into their teaching strategies, educators can enhance their students' understanding of biology and other scientific concepts, while also fostering a fun and interactive learning environment.

9th Grade Biology Worksheets

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Biology Worksheets, Notes, and Quizzes (PDF and PNG)

This is a collection of free biology worksheets, notes, handouts, slides, study guides and quizzes. Most content targets high school, AP biology, genetics, anatomy/physiology, immunology, and biology 101 and 102 in college. There is also biochemistry and physics for biologists. However, some resources are at the grade school and middle school level.

The files are PDF, PNG, JPG, and formats using Google Apps for Google Classroom. Most of the time, these formats are interchangeable. So, if you see something you like, but want a different format, just let us know. Print these resources, make transparencies and slides, etc.

In the interest of quick load time, not all of the images are shown. If you’d rather see them all, just contact us!

Biochemistry

[ Google apps worksheet ][ worksheet PDF ][ answers PDF ][ worksheet PNG ][ answers PNG ]

Enzymes Definitions

[ Google Slides worksheet ][ worksheet PDF ][ answers PDF ][ worksheet PNG ][ answers PNG ]

• 20 Amino Acids [ PNG ][ PDF ]
• Amino Acid Side Chains [ PNG ][ PDF ]
• Identifying Type of Biological Macromolecules [ Google Slides worksheet ][ worksheet PDF ][ answers PDF ][ worksheet PNG ][ answers PNG ]
• Disaccharide Examples [ PNG ]
• Products of Photosynthesis [ JPG ]
• Anabolism vs Catabolism [ PNG ]
• 3 Parts of a Nucleotide [ PNG ]
• Fermentation Definition and Examples [ PNG ]

General and Cell Biology

Organelles and Their Functions

Parts of a Plant Cell

Label Parts of a Chloroplast

[ Google Apps worksheet ][ worksheet PDF ][ answers PDF ][ worksheet PNG ][ answers PNG ]

Label Parts of a Mitochondria

Label the Animal Cell

[ Google Apps worksheet ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Prokaryotes vs Eukaryotes Worksheet

Steps of the Cell Cycle

Steps of Mitosis

Membrane Transport Terms and Definitions

Membrane Transport Worksheet #2

The Plasma Membrane

Label a Bacterial Cell

• Label a Bacteriophage [ Google Apps worksheet ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]
• Evidence of Evolution Worksheet [ Google Apps worksheet ][ Worksheet PDF ][ Worksheet PNG ][ Answers PNG ]
• Evolutionary Processes Worksheet [ worksheet Google Apps ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]
• Major Receptor Families [ Google Apps worksheet ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]
• Label a Bacterial Cell Membrane ( E. coli ) [ Google Apps worksheet ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Anatomy and Physiology

These worksheets are only a portion of the available anatomy and physiology worksheets. Human anatomy and physiology worksheets have their own section.

Label the Heart

Label the Eye

[ Google Apps worksheet ][ worksheet PDF ][ answers PDF ][ worksheet PNG ]

Types of Blood Cells

[ worksheet Google Apps ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Label the Muscles

[ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Label the Ear

[ Google Apps worksheet ][ Worksheet PDF ][ Worksheet PNG ][ Answers PNG ]

Label the Lungs

Label the Kidney

Label the Liver

Label the Large Intestine

Label the Stomach

[ Google Apps worksheet ] [Worksheet PDF ][ Worksheet PNG ][ Answers PNG ]

External Nose Anatomy

[ Worksheet PDF ][ Worksheet Google Apps ][ Worksheet PNG ][ Answers PNG ]

Parts of the Nose

Label Bones of the Skeleton

Label the Lymph Node

Label the Parts of the Brain

Label the Lobes of the Brain

Brain Anatomical Sections

Arteries of the Brain

Label the Pancreas

Label the Spleen

Label the Digestive System

Label the Respiratory System

Parts of a Neuron

Label the Lips

Label the Skin

Label the Circulatory System

The Urinary Tract

[ Worksheet PDF ][ Worksheet Google Apps ][ Worksheet PNG ][ Answer Key PNG ]

The Bladder

• The Female Reproductive System [ worksheet PDF ][ worksheet Google Apps ][ worksheet PNG ][ answers PNG ]

Parts of a Flower

Label the Orchid Plant

[ Worksheet PDF ][ Worksheet Google Apps ][ Worksheet PNG ] [Answer Key PNG ]

Parts of an Orchid Flower

Parts of a Monocot Seed

Parts of a Fern

Parts of a Tree Trunk

Parts of a Tree

[ worksheet PDF ][ worksheet Google Apps ][ worksheet PNG ][ answers PNG ]

Parts of a Mushroom

Label the Shark

Label the Fish

Parts of a Bird

Bird Anatomy

Frog Life Cycle

Parts of a Mosquito (Insect)

Bones of the T. rex Skull

[ worksheets PDF ][ worksheet Google Slides ][ worksheet PNG ][ answers PNG ]

Holes of the T. rex Skull

• Label the T. rex Skeleton [ worksheets PDF ][ worksheet Google Slides ][ worksheet PNG ][ answers PNG ]
• Label Human Teeth [ Worksheet PDF ][ Worksheet Google Apps ][ Worksheet PNG ][ Answer Key PNG ]
• Monocot vs Dicot Seeds [ worksheet PDF ][ worksheet Google Slides ][ worksheet PNG ][ answers PNG ]
• Label the Moss [ worksheet PDF ][ worksheet Google Slides ][ worksheet PNG ][ answers PNG ]
• Diagram of the Human Eye [ JPG ]

Use a completed worksheet as a study guide.

Cells of the Immune System

Immune Cell Functions

[ worksheet Google Apps ][ worksheet PDF ][ worksheet PNG #1][ answers PNG #1][ worksheet PNG #2][ answers PNG #2]

Methods to Study Virus Structures

[ worksheet Google Slide ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Icosahedral Virus Capsids

Human DNA Viruses

Human RNA Viruses

This is selection of worksheets relating to DNA, RNA, transcription, translation, genetic crosses, plasmid mapping, etc. See the full collection of genetics worksheets if you’re don’t see what you need.

DNA Replication

Types of Mutations

Monohybrid Cross Worksheet #1

Monohybrid Cross Worksheet #2

Monohybrid Cross Worksheet #3

Monohybrid Cross #4 – Multiple Alleles

• Monohybrid Cross Worksheet #5: Multiple Alleles [ worksheet Google Apps ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Monohybrid Cross #6 – Sex-Linked Inheritance

Monohybrid Cross #7 – Sex-Linked Inheritance

Dihybrid Cross Worksheet #1

Dihybrid Cross Worksheet #2

Dihybrid Cross Worksheet #3

Dihybrid Cross Worksheet #4

Dihybrid Cross #5 – Epistasis

Dihybrid Cross #6 – Epistasis

Incomplete Dominance Worksheet #1

Incomplete Dominance Worksheet #2

Natural Selection Worksheet

Convergent vs Divergent Evolution Worksheet

Intro to Pedigrees Worksheet #1

Pedigrees/Genealogy Worksheet #2

Pedigrees/Genealogy Worksheet #3 – X-Linked Dominant Traits

Pedigrees/Genealogy Worksheet #4 – X-Linked Recessive Traits

Pedigrees/Genealogy Worksheet #5 – Autosomal Dominant Traits

Pedigrees/Genealogy Worksheet #6 – Autosomal Recessive Traits

Pedigrees/Genealogy Worksheet #7 – Comprehension Skills

Pedigrees/Genealogy Worksheet #8 – Identifying Inheritance Patterns

Autosomal vs Sex-Linked Inheritance

Plasmid Mapping

• Genotype vs Phenotype [ PNG ]
• Genetic Codon Chart [ PNG ][ PDF ]
• RNA vs DNA [ JPG ]

Use labelled diagrams as study guides.

Ecosystems Worksheet

Levels of Organization (Ecosystem)

Primary Succession

Secondary Succession

Label the Insect

Label the Bee

Chicken Life Cycle (Basic)

Bird Life Cycle (Basic)

Butterfly Life Cycle

• Biotic and Abiotic Factors [ worksheet PDF ][ worksheet Google Apps ][ worksheet PNG ][ answers PNG ]
• Kingdoms of Life Graphic [ PNG ]
• Autotroph vs Heterotroph Graphic [ PNG ]
• Commensalism Definition and Examples [ PNG ]
• Difference Between Butterflies and Moths [ JPG ]
• Difference Between Bugs and Insects [ PNG ]

Parasitology

Schistosome Life Cycle

Schistosome Anatomy

• Giardia Life Cycle [ worksheet Google Apps ][ worksheet PDF ][ worksheet PNG ][ answers PNG ]

Physical Science for Biology

There is also an entire section devoted to physical science worksheets and study guides.

• Adhesion vs Cohesion Graphic [ PNG ]
• What Is Entropy? [ PNG ]
• Freezing Point of Water [ PNG ]

Biology Labs

• How to Extract DNA From a Banana [ PNG ]

Biology Word Search Puzzles

• DNA Replication Word Search
• Gel Electrophoresis Word Search
• Citrus Fruits
• General Biology Word Search Puzzle [ PNG ]
• Life Science Word Search [ PNG ][ PDF ]
• Cell Biology Word Search [ PNG ][ PDF ]
• Amino Acid Word Search [ PNG ][ PDF ]
• Biome Word Search [ PNG ][ PDF ]
• Environmental Science Word Search [ PNG ][ PDF ]
• Photosynthesis Word Search [ PNG ]
• Human Skeleton Bones Word Search [ PNG ]
• Dinosaur Word Search [ PNG ][ PDF ]
• Different Dinosaur Word Search [ PNG ][ PDF ]
• Wild Cats Word Search [ PNG ][ PDF ]
• Shark Word Search [ PNG ]
• Trees Word Search [ PNG ][ PDF ]
• Flowers Word Search [ PNG ][ PDF ]
• Butterfly Word Search [ PNG ][ PDF ]
• Genetics Word Search [ PNG ][ PDF ]

Miscellaneous Biology Notes and Resouces

• How Long Can Germs Live on Surfaces? [ PNG ]
• 10 Radioactive Foods [ PNG ]
• Examples of Organic Compounds [ PNG ]

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You are welcome to print these resources for personal or classroom use. They may be used as handouts or posters. They may  not  be posted elsewhere online, sold, or used on products for sale.

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9th Grade Biology Tests: Prep and Practice Tips

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One adjustment students often face when they move on to high school is being prepared for the addition number of tests. To help you start off on the right track, keep reading to learn some basic tips to help you prepare for your 9th grade biology tests.

Tips for 9th Grade Biology Tests

Conduct your own research.

One way you can prepare for the biology tests you'll take in 9th grade is to conduct your own research on the topics you learn in class. Your teacher will present information about a lot of material in class; as a result, he or she may not be able to cover each topic fully. Doing your own research will provide you with deeper knowledge of the material, and that can lead to better grades on the tests.

Take Detailed Notes

As stated previously, you'll be receiving a great deal of information about various biology concepts, so it's important to take detailed notes. Taking notes will help you in several ways. First, it will help you pay attention in class. You'll be focused on the presentations in class, and will have a better chance to remember and comprehend what's been taught. Second, you'll be able to refer back to your notes when you have assignments to do in class or for homework. And finally, you'll be able to use your notes to study for those biology tests you'll have later in the year.

Pay Attention to the Vocabulary

One area that causes a lot of students to struggle in science classes is vocabulary. This is because many of the words are unfamiliar and not used in everyday language. However, many test questions will likely be based on an understanding of the vocabulary words. As a result, it's a good idea to study these words as often as you can. You may want to make flash cards and have someone test you on a weekly or even daily basis.

Review Homework and Classwork

You can also prepare for your 9th grade biology tests by reviewing previously assigned homework and classwork. For the most part, those assignments are given to you to help you review and practice the material you've learned in class. So, taking the time to look over this material allows you to see the areas that cause you to struggle and the areas you're strong in. Armed with this information, you can do a better job of creating a plan for studying.

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In high school, lab reports often represent a large percentage of a student's grade in science classes, such as biology, chemistry and physics. These reports can be intimidating for an inexperienced science report writer. Read on to learn more about how you can help your budding scientist with his or her lab reports.

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9th Grade: Biology 9 Honors: 10.1 and 10.2 Vocab and Summary

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9th grade biology homework

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Unit 1: Decimal place value

Unit 2: add decimals, unit 3: subtract decimals, unit 4: add and subtract fractions, unit 5: multi-digit multiplication and division, unit 6: multiply fractions, unit 7: divide fractions, unit 8: multiply decimals, unit 9: divide decimals, unit 10: powers of ten, unit 11: volume, unit 12: coordinate plane, unit 13: algebraic thinking, unit 14: converting units of measure, unit 15: line plots, unit 16: properties of shapes.