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4th Grade Structures for Survival worksheets

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Structures for Survival

Grade 4 Science Worksheet - Challenge Me

NameDate

Circle the answer.

  1. A rose has sharp thorns on its stem. Which claim do the thorns support?

    • thorns help the rose make food
    • thorns help bees find the flower
    • thorns help the rose take in water
    • thorns help keep animals from eating the stem

  2. A runner's heart beats faster during a race. Why?

    • the muscles need more oxygen carried by blood
    • the lungs stop working during a race
    • the stomach needs to break down food faster
    • the brain needs less blood while running

  3. Which structure is internal?

    • the claws
    • the lungs
    • the skin
    • the feathers

  4. Which pair is one internal and one external structure that both help a bird get and use food?

    • heart and lungs
    • beak and stomach
    • eyes and feathers
    • feathers and skin

  5. Which observation is evidence that a turtle's shell protects it?

    • a turtle pulls its head into its shell when touched
    • a turtle swims slowly in a pond
    • a turtle's shell has a pattern of squares
    • a turtle lays eggs in sand
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4th Grade Structures for Survival worksheet 1 – printable PDF
Download PDF: 123456

About this worksheet

Structures for survival connect the parts of plants and animals with the functions those parts perform asks fourth graders to connect observations with an explanation, model, or design decision instead of choosing a fact from memory. Students may name a body part or plant part without explaining how it helps the organism survive, grow, behave, or reproduce. This worksheet uses short investigations and evidence-based situations so students must read what happened, decide which science idea is being tested, and choose the answer that fits the title.

Students match structures to functions, use evidence from organisms, compare plausible structures, and explain why a structure supports survival. Support versions use familiar objects and direct wording. Standard and challenge versions add closer distractors, fair-test language, and multi-step evidence. Ask your child to point to the measurement, diagram, map, or observation before answering. If the choice does not explain the evidence in the prompt, it is probably a distractor. That habit keeps science reasoning tied to data rather than guesswork.

What your child will learn

  • Match structures with survival functions
  • Use evidence about plants and animals
  • Compare internal and external structures
  • Explain how structures support behavior or growth

NGSS standard: 4-LS1-1

Worked example

Roots help a bean plant absorb water and hold the plant in soil, so their function supports growth and survival.

Common mistake

Naming a structure without connecting it to what the structure does.

Helpful hint

Ask what job the structure performs for the organism.

Next skill: How Animals Sense the WorldEarlier: Simple Circuits

Questions parents ask

What is the most common mistake with structures for survival?

Naming a structure without connecting it to what the structure does.

How can I help my child with structures for survival?

Ask what job the structure performs for the organism.

Are these 4th grade science worksheets free to print?

Yes. All 6 printable versions on this page are free to download and print, with no account needed.

Similar: How Animals Sense the World

More 4th grade life science

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