Students know that organisms reproduce offspring of their own kind and that the offspring resemble their parents and one another.. Young plants and animals are called offspring.. Youn
Trang 1Genre Comprehension Skill Text Features Science Content
Nonfi ction Use Text Features • Captions
• Labels
• Glossary
Living Things in Environments
Scott Foresman Science 2.3
Standards Preview
Standard Set 2 Life Sciences
2 Plants and animals have
predictable life cycles As a basis for
understanding this concept:
2.a. Students know that organisms
reproduce offspring of their own kind
and that the offspring resemble their
parents and one another.
2.c. Students know many
characteristics of an organism are inherited from the parents Some characteristics are caused or influenced
by the environment.
2.d. Students know there is variation
among individuals of one kind within
a population.
ISBN 0-328-23501-6
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by Johanna Biviano
Life Sciences
Trang 2environment
inherit
offspring
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Lacz/Peter Arnold, Inc.
ISBN: 0-328-23501-6
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by Johanna Biviano
Trang 3How are offspring
like their parents?
Young plants and animals are called
offspring Living things have offspring
Young living things can look like their
parents Oak trees start as acorns Acorns
become young oak trees Young oak trees grow
to look like adult oak trees
Acorns grow into
oak trees.
3
Things Offspring Inherit
Offspring inherit, or get, some things from
their parents These piglets have the same pink skin as their mother They have her black spots,
fl oppy ears, and a curly tail The piglets look like each other too
How are the piglets like the mother pig?
Trang 4Plant Offspring
Young plants inherit things from their parents
too Young plants often have the same color
and shape as their parents
California Bay seedlings look like their
parents Their leaves are the same shape They
grow the same kind of seedpod
California Bay seedlings
have leaves like their
parents
5
This is a wild pea plant The youngest wild pea plants do not grow fl owers As they grow bigger they will look more like their parents
Young wild pea plants
do not look like their parents.
Trang 5The Environment
The environment is everything around a
living thing The environment has air, sunlight,
water, and soil It can change how plants grow
Sunlight changes sunfl owers A sunfl ower will
turn to face sunlight Sunfl owers can grow in
cold air as well as warm air
Sunfl owers can grow in
very cool weather.
7
The environment can change how animals grow The Arctic fox lives in Alaska and
Canada In the summer the fox has gray fur In the winter it has thick white fur White fur helps the Arctic fox stay safe
Changes to the color of its fur help the Arctic fox stay safe.
Trang 6Ways Plants
Can Be Different
There are many different kinds of plants
Some plants have fl owers An orchid has
fl owers One orchid might have big and small
fl owers at the same time Some of them have
different colors or patterns
Stream orchid
9
Orchids come in many colors and shapes
Some have big leaves Others have small leaves Some orchids have many fl owers
Others have few But they are all orchids
Different orchids grow in different environments Some orchids can survive harsh winters These orchids bloom in the summer
Showy lady’s slipper orchids
Trang 7Ways Animals
Can Be Different
There are many kinds of animals Dogs are
animals There are many types of dogs These
dogs are hounds They belong to a family
How are these puppies alike?
How are they different?
11
Hounds do not all look alike Basset hounds have short, smooth hair and short legs Irish wolfhounds have long, rough hair and long legs Their long, rough hair keeps them warm during cold winters
Basset hound
Irish wolfhound
Trang 8environment everything around a living
thing like air, sunlight, water, and soil
inherit get some things from their
parents
offspring young plants and animals
1 What are some things that piglets inherit
from their parents?
2 How does the fur of an Arctic fox change?
orchids while reading this book Write a couple of sentences about how orchids can
be different Then go back and revise what you wrote Add more details about orchids
4 Use Text Features Go back to the
caption on page 10 How would you answer the questions? Write an answer to the
caption’s questions