Structures Of Life Pre-test Kettl

20 Questions | Total Attempts: 41

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Life Quizzes & Trivia

Pretest for third grade


Questions and Answers
  • 1. 
    Which of the following seeds is different from the others? 
    • A. 

      Bean seeds

    • B. 

      Peach seeds

    • C. 

      Apple seeds

    • D. 

      Orange seeds

  • 2. 
    Which structure of the plant holds the embryo (or sprout)? 
    • A. 

      Stem

    • B. 

      Leaf

    • C. 

      Seed

    • D. 

      Root

  • 3. 
    What do you call the system in which plants grow in a water and nutrient solution? 
    • A. 

      Hydroponics

    • B. 

      Germination

    • C. 

      Hydrogen

    • D. 

      Life cycle

  • 4. 
    What is most important in the process of germination? 
    • A. 

      Light

    • B. 

      Food

    • C. 

      Air

    • D. 

      Water

  • 5. 
    Adam wants to set up a hydroponic container for bean seedlings.  Which of these will he NOT need? 
    • A. 

      Water

    • B. 

      Light

    • C. 

      Nutrients

    • D. 

      Soil

  • 6. 
    Even though crayfish are completely covered in a hard shell, they can feel a touch mainly because of their 
    • A. 

      Bristles

    • B. 

      Carapace

    • C. 

      Swimmerets

    • D. 

      Tail flaps

  • 7. 
    Color, shape and texture are all examples of  
    • A. 

      Seeds

    • B. 

      Behaviors

    • C. 

      Foods

    • D. 

      Properties

  • 8. 
    We add bleach to water that is used for seeds because 
    • A. 

      The bleach prevents mold from growing on the seeds

    • B. 

      The bleach makes the seeds easier to see

    • C. 

      The bleach makes everything smell clean

    • D. 

      The bleach provides energy to the growing seeeds.

  • 9. 
    When a crayfish grows, it crawls out of its shell.  This is called 
    • A. 

      Molting

    • B. 

      The life cycle

    • C. 

      Carapace

    • D. 

      Breaking

  • 10. 
    Seeds are found in the part of the plant called the  
    • A. 

      Stem

    • B. 

      Root

    • C. 

      Fruit

    • D. 

      Flower

  • 11. 
    The beginning of development of a seed after a period of dormancy or rest is 
    • A. 

      Flowering

    • B. 

      Molting

    • C. 

      Hydroponics

    • D. 

      Germination

  • 12. 
     Something an animal does is called a
    • A. 

      Habitat

    • B. 

      Behavior

    • C. 

      Territory

    • D. 

      Life cycle

  • 13. 
    The outer covering of a seed is the
    • A. 

      Seed coat

    • B. 

      Embryo

    • C. 

      Cotyledon

    • D. 

      Dormant

  • 14. 
    Which of these is NOT a basic need for a bess beetle? 
    • A. 

      Food

    • B. 

      Air

    • C. 

      Space

    • D. 

      Rocks

  • 15. 
    Plants can grow in water without soil as long as they also have 
    • A. 

      Germination

    • B. 

      Nutrients

    • C. 

      Energy

    • D. 

      Bleach

  • 16. 
    Which of these is NOT a fruit?
    • A. 

      Potato

    • B. 

      Tomato

    • C. 

      An orange

    • D. 

      A cucumber

  • 17. 
    A class of mostly aquatic animals with hard, flexible shells, jointed legs, and two pairs of antennae is
    • A. 

      Whale

    • B. 

      Sea star

    • C. 

      Crustacean

    • D. 

      Arachnid

  • 18. 
    A seed that has one cotyledon is a
    • A. 

      Dicot

    • B. 

      Seed coat

    • C. 

      Embryo

    • D. 

      Monocot

  • 19. 
    The kind of organism that lives on or in a plant or animal of a different kind is a
    • A. 

      Parasite

    • B. 

      Exoskeleton

    • C. 

      Fossil

    • D. 

      Structure

  • 20. 
    An animal that hunts and catches other animals for food is a
    • A. 

      Herbivore

    • B. 

      Predator

    • C. 

      Omnivore

    • D. 

      Rabbit

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