1) A plant's life cycle begins with a seed, which contains a tiny new plant inside along with food stores. 2) When the seed receives water, warmth, and air, it will sprout and grow roots, a stem, leaves, and eventually flowers. 3) The flowers produce more seeds, completing the cycle as the new seeds grow into plants themselves.

1. Life Cycle of a PlantLife Cycle of a Plant
How living things grow, live, and dieHow living things grow, live, and die
2nd
grade Science

2. A plant’s life cycle startsA plant’s life cycle starts
with a seed.with a seed.
•Inside the seed is a tiny new plant.
•The outside of the seed has a special covering
called a seed coat.

3. •When the seed gets the right amount of water, warmth, and air, it
can begin to grow.
•If conditions remain just right, after a time the little seed will
sprout.
•The sprout will grow to look like the plant it came from

4. As the sprout
continues to
develop, it will grow
roots, a stem, leaves,
and flowers which
will form more seeds
At this stage, the life
cycle of the plant
begins again.

5. It Starts With a Seed.It Starts With a Seed.
•From a seed, a small root grows down
into the soil.
•Then, the stem grows up toward the
surface of the soil.
•Soon, the stem breaks through the soil.
When this happens, it is called a sprout.

6. The Cycle ContinuesThe Cycle Continues
•Later, leaves begin to form on the plant
stem.
•Now it is called a seedling and can make
its own food.
•Finally, the seedling develops into a plant
which will look like the plant it came
from.

7. VocabularyVocabulary
 Life cycle ___Life cycle ___
 Leaves ___Leaves ___
 Stem ___Stem ___
 Roots ___Roots ___
 Seeds ___Seeds ___
 Fruit ___Fruit ___
 Pollen ___Pollen ___
 Flowers___Flowers___
A.A. holds up the plantholds up the plant
B.B. hold the plant in the soil and takehold the plant in the soil and take
in water and mineralsin water and minerals
C.C. make seedsmake seeds
D.D. take in air and use light to maketake in air and use light to make
foodfood
E.E. grows around seeds for protectiongrows around seeds for protection
F.F. grow into new plantsgrow into new plants
G.G. a powder which makes seedsa powder which makes seeds
grow inside a flowergrow inside a flower
H.H. Shows how a living thing grows,Shows how a living thing grows,
lives, and dieslives, and dies

8. What Am I ?What Am I ?
Using the vocabulary worksheet, help yourUsing the vocabulary worksheet, help your
partner learn the names of plant parts bypartner learn the names of plant parts by
giving clues. For example, “I take in watergiving clues. For example, “I take in water
and minerals from the soil. What am I ?”and minerals from the soil. What am I ?”
Give your partner one clue for eachGive your partner one clue for each
vocabulary word. Once you havevocabulary word. Once you have
completed the list with your partner,completed the list with your partner,
switch.switch.

9. IdentificationIdentification
Draw and label the following parts of a plant.
•Leaves
•Roots
•Flower
•Fruit
•Seeds
•Stem

10. The Life Cycle of a PlantThe Life Cycle of a Plant
Explain the life cycle of a plant and relate
the importance of the proper amount of
sunlight to the growth and development of
a plant.