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Ocean food chains

著者: Heidi Moore
出版商: Chicago, Ill. : Heinemann Library, ©2011.
丛书: Protecting food chains.
版本/格式:   图书 : 少年观众 : 英语查看所有的版本和格式
数据库:WorldCat
提要:
The protozoa are eaten by krill that are eaten by mackerel that are eaten by tuna that are eaten by sharks. This book explores the species and food chains and webs within an ocean habitat, and discusses why these food chains and webs need to be protected.
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类型/形式: Juvenile works
Juvenile literature
材料类型: 少年观众
文件类型:
所有的著者/提供者: Heidi Moore
ISBN: 9781432938598 1432938592 9781432938666 1432938665
OCLC号码: 474870944
描述: 48 p. : col. ill., col. map ; 25 cm.
内容: What is an ocean food chain? --
What is an ocean habitat? --
Where in the world are ocean habitats? --
What are the producers in oceans? --
What are the primary consumers in oceans? --
What are the secondary consumers in oceans? --
What are the decomposers in oceans? --
What are ocean food chains like around the world? --
How are humans harming ocean food chains? --
What can you do to protect ocean food chains? --
Top 10 things you can do to protect oceans.
丛书名: Protecting food chains.
责任: Heidi Moore.

摘要:

The protozoa are eaten by krill that are eaten by mackerel that are eaten by tuna that are eaten by sharks. This book explores the species and food chains and webs within an ocean habitat, and discusses why these food chains and webs need to be protected.

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Easy to understand food chains in the ocean.

评论者是 AnchorageSchools (公布的WorldCat用户 2011-02-09) 极好 Permalink

This book is an excellent resource for middle level students and upper elementary students. It is loaded with clear pictures, and easy to understand information about food chains in the ocean. A very positive aspect about this resource is the explanations of the dangers our oceans face in terms of...
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