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 1Genre Comprehension Skill Text Features Science Content
Knowledge
• Call Outs
• Captions
• Glossary
Living Things
Scott Foresman Science 1.3
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 0-328-23478-8
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by Kim Fields
Life Sciences
Trang 2leaves
living
nutrients
roots
Picture Credits
Every effort has been made to secure permission and provide appropriate credit for photographic material The
publisher deeply regrets any omission and pledges to correct errors called to its attention in subsequent editions.
Unless otherwise acknowledged, all photographs are the copyright of Dorling Kindersley, a division of Pearson.
Photo locators denoted as follows: Top (T), Center (C), Bottom (B), Left (L), Right (R), Background (Bkgd).
Opener: (T) Corbis, (TL) Don Enger/Animals Animals/Earth Scenes, (B) Tom Brakefi eld/Corbis; 5 Corbis; 10 Tom
Brakefi eld/Corbis; 11 Don Enger/Animals Animals/Earth Scenes.
ISBN: 0-328-23478-8
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1 2 3 4 5 6 7 8 9 10 V010 13 12 11 10 09 08 07 06
by Kim Fields
Trang 3What are plants?
Plants are living things
Living things are alive.
Living things have needs
2
A cactus is a plant
A cactus is living
Plants can grow
Plants can change
3
Trang 4What Plants Need
A need is something a living thing
must have to live
Plants need water to live
Plants also need air
5
Plants need light
Plants get light from the Sun
Plants need this light to grow
Trang 5How do plants
meet their needs?
Plants have parts
Many plants have the same parts
These parts help the plant live
They help the plant get things it
needs to grow
6
Roots
Most plants have roots
Roots keep plants in the
ground
Roots get water from the soil
Roots get nutrients from the soil
Nutrients are materials that
living things need
7
Trang 6Roots
8
Plants Make Food
Plants must have food
Leaves of green plants make food.
The roots take in water and nutrients
The stem takes water and nutrients
to the leaves
Stem
Flower
9
Green leaves take in air
Green leaves take in energy from sunlight
Green leaves use water, air, and energy from sunlight to make food
Trang 7What do animals
need?
You know living things are alive
Animals are living things
Animals can grow and change
10
This whale is an animal.
11
Animals have needs
They need air
They need water
They need food
Animals eat food to live
Birds need food and water.
Trang 8leaves the parts of a plant that make
food for the plant
living things that are alive, grow,
and change
nutrients materials that living things need
roots part of a plant that holds the
plant in the ground and takes
in water and nutrients from the soil
2 What do animals need to live?
were given a plant as a gift Write about how you will take care of the plant to keep it alive
some animals that you know?