Free Printable 4th Grade Biology Worksheets
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Decomposers and Garbage: Reading Comprehension
Printable science worksheet with reading passage and comprehension questions about decomposers, garbage, and odor. Includes true/false and multiple-choice items.
Bacteria and Decomposers
Printable science worksheet on bacteria: students read about decomposers, record facts about size and habitat, and learn how bacteria break down waste.
Seedless Fruits and Plant Mutations
Printable science worksheet on plant mutations and seedless fruits, with fill-in-the-blank questions and vocabulary about mutations and sterile plants.
Heredity and Traits Unit Review
Printable science unit review with five multiple-choice questions on heredity, traits, and how offspring inherit characteristics from parents.
How Kittens Inherit Traits From Parents
Elementary science worksheet about heredity and inherited traits using kittens as an example. Students identify which parent traits the kitten inherited.
Species and Varieties
Printable elementary science worksheet on species and varieties with multiple-choice and fill-in-the-blank vocabulary practice using apple and orange trees.
Week 6 Review: Science and Math
Printable Week 6 review worksheet for Grades 3–4 covering living things, environments, rounding, time, and word problems.
Fungi and Mushrooms: True or False
Printable science worksheet for Grades 3–6 with 20 true-or-false questions on fungi, mushrooms, decomposition, antibiotics, and hallucinogenic effects.
Animal and Plant Structures Exit Ticket
Printable exit ticket for Grades 3–5 on animal and plant structures. Students match definitions and identify internal and external structures.
Ecology Vocabulary Matching
Printable 4th grade science matching worksheet on ecology vocabulary, including organism, habitat, food chain, decomposer, and herbivore.
Plant and Animal Structures and Adaptations
Printable Grades 4–6 science test with 14 multiple-choice questions on plant structures, animal structures, adaptations, and photosynthesis.
Marine Biology: Fish Quiz
Printable marine biology quiz for Grades 4–8 with questions on fish anatomy, body temperature regulation, gills, schooling, and ectothermic adaptations.
Life Cycles: Butterflies, Frogs, and Plants
Printable life-cycles worksheet for Grades 2–6 with reading comprehension, vocabulary matching, and word-scramble activities on butterflies, frogs, and plants.
Life Science: Animals and Human Senses
Printable 4th–5th grade life science worksheet covering animal classification, senses, and how animals interact with their environment. Fill-in-the-blank and multiple-choice questions.
Organism Breakdown
Printable 4th grade science worksheet on food chains: students explain the roles of producers, consumers, and decomposers using an apple tree, shark, and worm.
Frog Life Cycle
Printable science worksheet on the frog life cycle with fill-in-the-blank questions about eggs, tadpoles, froglets, and adult frogs for grades 2–6.
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