3rd grade-ch. 1 lesson 3 how are plants grouped?

Ch. 1 Lesson 3How are plants grouped?

Plants are grouped bythe kinds of

parts they have.

flowering plants

• grow flowers that make seeds & fruit

grass apple tree cactus

grasses• have long narrow leaves• do not have woody stems• grow back from roots each spring

trillium

deciduous trees • lose their leaves in fall

• seeds form in flowers

dogwood tree

Temperate Deciduous Forest [01:39]

pollinate• to move pollen so a seed can form

Bees pollinate flowers when they move pollen to the flower part that makes seeds.

After a flower is pollinated, seeds form near the center. A fruit often grows to

surround and protect the seeds.

•do not lose all their leaves

coniferous trees

coniferous trees

• grow 2 kinds of cones instead of flowers

1.small pollen cones• large seed cones

coniferous trees

Plants are grouped bythe kinds of parts they

have.

flowering plants

• grow flowers that make seeds & fruit

grass apple tree cactus

grasses• have long narrow leaves• do not have woody stems• grow back from roots each spring

trillium

pollinate• to move pollen so a seed can form

How do bees pollinate flowers?

By moving pollen to the flower part that makes seeds.

After a flower is pollinated, seeds form near the center. ______ often grows to

surround and protect the seeds.A fruit

coniferous trees

• do not lose all their leaves

• grow 2 kinds of cones instead of flowers

1.pollen cones-small• seed cones-large

deciduous trees

• lose their leaves in fall

• seeds form in flowers dogwood tree

lose their leaves in fallseeds form in flowers

lose their leaves in fallseeds form in flowers

dogwood tree

dogwood tree

grow cones instead of flowers

grow cones instead of flowers