Students know both plants and animals need water, animals need food, and plants need light.. Students know roots are associated with the intake of water and soil nutrients and green l
Trang 1Scott Foresman Science 1.3
Genre Comprehension Skill Text Features Science Content
Nonfi ction Relate Prior
Knowledge
• Call Outs
• Glossary
Living Things
Standards Preview
Standard Set 2 Life Sciences
2 Plants and animals meet their
needs in different ways As a basis for
understanding this concept:
2.b Students know both plants and
animals need water, animals need
food, and plants need light.
2.e Students know roots are
associated with the intake of water and soil nutrients and green leaves are associated with making food from sunlight.
ISBN 0-328-23477-X
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by Nancy Day
Life Sciences
Trang 2leaves
living
nutrients
roots
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ISBN: 0-328-23477-X
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1 2 3 4 5 6 7 8 9 10 V010 13 12 11 10 09 08 07 06
by Nancy Day
Trang 3What do plants
need?
Living things are alive.
Plants are living things.
2
Plants can grow.
Plants can change.
Living things have needs.
3
Trang 4What Plants Need
Plants need air.
Plants need water.
5
Plants need light.
Plants get light from the Sun.
Light lets plants grow and change.
5
Trang 5How do plants get
what they need?
Plants have parts.
The parts help a plant live.
The parts help a plant grow.
6
Most plants have roots.
Roots hold plants in the ground.
Roots take in water.
Roots take in nutrients.
Nutrients are materials that
living things need.
7
Trang 6Plants Make Food
Leaves of green plants make
food.
Water and nutrients enter
the roots.
Water and nutrients go up
the stem.
They go to the leaves.
8
roots
stem
Green leaves take in air and energy from sunlight.
Green leaves use energy from air, water, and sunlight to make food.
9
leaves
Trang 7What do
animals need?
Animals are living things.
Animals grow and change.
Animals have needs.
10
Animals need air.
Animals need water.
Animals need food.
11
Trang 8leaves the parts of a plant that make
food for the plant
and change
nutrients materials that living things need
the plant in the ground and takes in water and nutrients from the soil
Glossary
12
What did you learn?
1 Name two groups of living things.
2 What are three needs of animals?
3 Write two sentences
telling how you would take care of a plant.
4 Relate Prior Knowledge What are
some plants that you know?