Sign in to save

Bookmark this page so you can find it later.

Sign in to save

Bookmark this page so you can find it later.

Science Grade 2-3

Science: Life Cycle of a Frog

How frogs grow and change

View Answer Key

Learn the stages of a frog's life cycle, from egg to tadpole to adult frog.

Read each problem carefully. Write your answer in complete sentences when you can. Show what you know about how frogs grow and change.

Name:
Date:
Score: / 15

How frogs grow and change

Science - Grade 2-3

Instructions: Read each problem carefully. Write your answer in complete sentences when you can. Show what you know about how frogs grow and change.
  1. 1
    Four frog life cycle stages: eggs, tadpole, froglet, and adult frog.

    Put these frog life cycle stages in the correct order: adult frog, egg, froglet, tadpole.

  2. 2
    Frog eggs floating in jelly-like clumps in a pond.

    Where do most frogs lay their eggs?

  3. 3
    A tadpole hatching from a frog egg.

    What hatches from a frog egg?

  4. 4
    A tadpole with a tail beside an adult frog with legs.

    Describe one way a tadpole is different from an adult frog.

  5. 5
    A tadpole developing legs and becoming a froglet.

    A tadpole grows back legs first and then front legs. What stage comes after the tadpole stage?

  6. 6
    A froglet's tail shrinking as it becomes an adult frog.

    What happens to a froglet's tail as it grows into an adult frog?

  7. 7
    A tadpole with gills underwater and an adult frog on a lily pad.

    Circle the stage that has gills: tadpole or adult frog. Explain your answer.

  8. 8
    Frog eggs inside a clear jelly-like clump.

    Why are frog eggs usually found in jelly-like clumps?

  9. 9
    A frog changing through its life cycle stages.

    Fill in the blank: A frog changes a lot as it grows. This kind of change is called ________.

  10. 10
    A tadpole growing front legs and back legs.

    Name two body parts that grow on a tadpole as it becomes a froglet.

  11. 11
    A frog in a pond habitat with water, plants, insects, and shelter.

    Look at a pond habitat. Name one thing a frog needs from the pond to survive.

  12. 12
    An adult frog and a tadpole looking very different.

    True or false: An adult frog looks exactly the same as a tadpole. Explain your answer.

  13. 13
    An adult frog sitting on a lily pad.

    Draw or describe the adult frog stage.

  14. 14
    Frog eggs and tadpoles in pond water.

    Why is water important at the beginning of a frog's life cycle?

  15. 15
    An adult frog with new egg clumps in pond water.

    Complete this sentence: The life cycle repeats when an adult frog ________.

LivePhysics™.com Science - Grade 2-3

More Science Worksheets

See all Science worksheets

More Grade 2-3 Worksheets

See all Grade 2-3 worksheets