Plant Life Cycles

Grade 3 Science Worksheet - Building Confidence

Circle the answer.

1. 1.

   Look at the bean plant life cycle. Which stage is missing?

   • sprout
   • pod
   • flower
2. 2.

   Which stage of a sunflower makes new seeds?

   • the sprout
   • the seed
   • the adult flower
3. 3.

   What does a seed need to start growing into a sprout?

   • water and warmth
   • a dark freezer
   • dry sand only
4. 4.

   An apple tree grows from a seed. What comes right after the seed?

   • seedling
   • apple
   • adult tree
5. 5.

   Which part of a pumpkin plant holds the seeds?

   • the roots
   • the leaves
   • the pumpkin fruit
6. 6.

   Which comes first on a tomato plant: the flower or the tomato?

   • they grow at the same time
   • the tomato
   • the flower
7. 7.

   Why do plants make seeds?

   • so new plants can grow
   • so the leaves stay green
   • so the roots can drink
8. 8.

   Look at the sunflower life cycle. Which stage is missing?

   • seedling
   • root
   • flower
9. 9.

   A young pine tree grows taller each year. What will it become?

   • a pine seed again
   • a tiny sprout again
   • an adult pine with cones
10. 10.

    Bees carry pollen from flower to flower. What does this help the plant make?

    • leaves
    • roots
    • seeds