pearson - all about plants

8/17/2019 Pearson - All About Plants

http://slidepdf.com/reader/full/pearson-all-about-plants 1/8

Genre Comprehension Skill Text Features Science Content

Nonfiction Main Idea and Details • Captions

• Labels

• Glossary

Plants

Scott Foresman Science 2.5

Standards

Preview

Standard Set 2. Life Sciences

2. Plants and animals havepredictable life cycles. As a basis forunderstanding this concept:

2.e. Students know light, gravity,touch, or environmental stress canaffect the germination, growth, anddevelopment of plants.

2.f. Students know flowers and fruitsare associated with reproduction inplants.

ISBN 0-328-23507-5

ì<(sk$m)=cdfaha< +^-Ä-U-Ä-U

Life Sciences

by Mary Beth Spann



Vocabulary

germinatepollen

seed coat

seedlingstem

Picture CreditsEvery 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.

ISBN: 0-328-23507-5

Copyright © Pearson Education, Inc. All Rights Reserved. Printed in the United States of America.

This publication is protected by Copyright, and permission should be obtained from the publisher prior to any

prohibited reproduction, storage in a retrieval system, or transmission in any f orm by any means, electronic,

mechanical, photocopying, recording, or likewise. For information regarding permission(s), write to

Permissions Department, Scott Foresman, 1900 East Lake Avenue, Glenview, Illinois 60025.

1 2 3 4 5 6 7 8 9 10 V010 13 12 11 10 09 08 07 06

by Mary Beth Spann



2

What do plantsneed to grow?Plants need water, air, and sunlight

to grow.

They need nutrients from the soil.

Nutrients help plants grow.

These plants aregrowing well.

3

Plant Parts

A plant has four main parts.

It has roots, a stem, leaves, and fl owers.

A plant’s roots grow down into the soil.They hold the plant in place.

Stems and leaves seeklight as they grow.



4

Roots take in water from the soil.

Roots also take in nutrients from the soil.

Roots carry water and nutrients to the stem.

The stem holds up the plant.It carries water and nutrients to the

leaves.

Roots grow down.Stems, leaves, andflowers grow up.

5

Green leaves make food for the plant.

They make food using air, water, and

energy from light.

Flowers make seeds.Seeds can grow into new plants.

This plant’s flowersare purple.



6

How can theenvironment

change the wayplants grow?A change to the environment can

change how a plant grows.

Plants need the right amount of sunlightand water to grow and stay healthy.

Plants also need the right temperatures.

Without enough water,plants can die.

7

Other Changes in Plants

Wind can change how plants grow.

Vines grow along the ground.

They change how they grow when theytouch another plant.

Plants get nutrients from the soil.

Some soil lacks enough nutrients.

This can cause plants to grow poorly.

Some vines grow aroundother plants.



8

How do flowers,seeds, and fruit

help plants grow?A fl ower’s outside part is the petal.

The petal’s powder is pollen.

Pollen helps seeds grow inside fl owers.

Fruit grows around the seeds.It protects the seeds.

Seeds make new plants.

Oranges and apples grow seeds.

petalpollen

9

The hard outside cover of a seed is

called a seed coat.

Inside each seed is a tiny plant.

Food is stored around the new plant.The plant uses the stored food as it

grows.

Use a magnifyingglass to lookinside a flower.



10

The Life Cycle of a Peach Tree

A peach seed is planted.

If it gets enough water and air, it can

germinate, or begin to grow.The seed’s roots and stem grow.

Peach seeds comefrom a fruit.

A seed germinatesinto a seedling.

11

A seedling, or young plant, has now

grown.

The seedling will grow.

It will change into an adult peach tree.

The seedling growsinto a peach tree

with flowers.

The tree’s peach seeds

can grow into newtrees.



12

germinate begin to grow

pollen a powder found in flowers

seed coat a hard outer covering of a seed

seedling a young plant

stem the part of a plant that holds it up

and carries water and nutrientsto the leaves

GlossaryWhat did you learn?

1. What are some things plants need to grow?

2. What are some parts of a plant?

3. What source would

you use if you wanted to learn more aboutpeach trees? What source would you use ifyou wanted to know where the word peach came from? Use these sources to write acouple of sentences about peach trees.

4.

Main Ideas and Details What is the mainidea of page 6? What details support this

idea?

pearson - all about plants

Documents