,The Cambridge O Level Biology series consists of a Student’s Book and Boost eBook.
Cambridge O Level Biology 9781398310582
Cambridge O Level Biology Boost eBook 9781398310926
, Cambridge O Level
Biology
D G Mackean
Dave Hayward
9781398310582.indb 1 15/09/21 10:52 PM
, Cambridge International copyright material in this publication is reproduced under licence and remains the
intellectual property of Cambridge Assessment International Education.
Cambridge Assessment International Education bears no responsibility for the example answers to questions
taken from its past question papers which are contained in this publication.
Exam-style questions (and sample answers) have been written by the authors. In examinations, the way marks
are awarded may be different. References to assessment and/or assessment preparation are the publisher’s
interpretation of the syllabus requirements and may not fully reflect the approach of Cambridge Assessment
International Education.
Third-party websites and resources referred to in this publication have not been endorsed by Cambridge
Assessment International Education.
We have carried out a health and safety check of this text and have attempted to identify all recognised hazards
and suggest appropriate cautions. However, the Publishers and the authors accept no legal responsibility on any
issue arising from this check; whilst every effort has been made to carefully check the instructions for practical
work described in this book, it is still the duty and legal obligation of schools to carry out their own risk
assessments for each practical in accordance with local health and safety requirements.
For further health and safety information (e.g. Hazcards) please refer to CLEAPSS at www.cleapss.org.uk.
Every effort has been made to trace all copyright holders, but if any have been inadvertently overlooked, the
Publishers will be pleased to make the necessary arrangements at the first opportunity.
Although every effort has been made to ensure that website addresses are correct at time of going to press,
Hodder Education cannot be held responsible for the content of any website mentioned in this book. It is
sometimes possible to find a relocated web page by typing in the address of the home page for a website in the
URL window of your browser.
Hachette UK’s policy is to use papers that are natural, renewable and recyclable products and made from wood
grown in well-managed forests and other controlled sources. The logging and manufacturing processes are
expected to conform to the environmental regulations of the country of origin.
Orders: please contact Hachette UK Distribution, Hely Hutchinson Centre, Milton Road, Didcot, Oxfordshire,
OX11 7HH. Telephone: +44 (0)1235 827827. Email Lines are open from 9 a.m. to 5 p.m.,
Monday to Friday. You can also order through our website: www.hoddereducation.com
ISBN: 978 1 3983 1058 2
© D G Mackean and Dave Hayward 2021
First published in 2021 by
Hodder Education,
An Hachette UK Company
Carmelite House
50 Victoria Embankment
London EC4Y 0DZ
www.hoddereducation.com
Impression number 10 9 8 7 6 5 4 3 2 1
Year 2024 2023 2022 2021
All rights reserved. Apart from any use permitted under UK copyright law, no part of this publication may be
reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and
recording, or held within any information storage and retrieval system, without permission in writing from the
publisher or under licence from the Copyright Licensing Agency Limited. Further details of such licences (for
reprographic reproduction) may be obtained from the Copyright Licensing Agency Limited, www.cla.co.uk
Cover photo © Eric Isselée – stock.adobe.com
Typeset by Integra Software Services Pvt. Ltd., Pondicherry, India
Printed in Slovenia
A catalogue record for this title is available from the British Library.
9781398310582.indb 2 15/09/21 10:52 PM
Cambridge O Level Biology 9781398310582
Cambridge O Level Biology Boost eBook 9781398310926
, Cambridge O Level
Biology
D G Mackean
Dave Hayward
9781398310582.indb 1 15/09/21 10:52 PM
, Cambridge International copyright material in this publication is reproduced under licence and remains the
intellectual property of Cambridge Assessment International Education.
Cambridge Assessment International Education bears no responsibility for the example answers to questions
taken from its past question papers which are contained in this publication.
Exam-style questions (and sample answers) have been written by the authors. In examinations, the way marks
are awarded may be different. References to assessment and/or assessment preparation are the publisher’s
interpretation of the syllabus requirements and may not fully reflect the approach of Cambridge Assessment
International Education.
Third-party websites and resources referred to in this publication have not been endorsed by Cambridge
Assessment International Education.
We have carried out a health and safety check of this text and have attempted to identify all recognised hazards
and suggest appropriate cautions. However, the Publishers and the authors accept no legal responsibility on any
issue arising from this check; whilst every effort has been made to carefully check the instructions for practical
work described in this book, it is still the duty and legal obligation of schools to carry out their own risk
assessments for each practical in accordance with local health and safety requirements.
For further health and safety information (e.g. Hazcards) please refer to CLEAPSS at www.cleapss.org.uk.
Every effort has been made to trace all copyright holders, but if any have been inadvertently overlooked, the
Publishers will be pleased to make the necessary arrangements at the first opportunity.
Although every effort has been made to ensure that website addresses are correct at time of going to press,
Hodder Education cannot be held responsible for the content of any website mentioned in this book. It is
sometimes possible to find a relocated web page by typing in the address of the home page for a website in the
URL window of your browser.
Hachette UK’s policy is to use papers that are natural, renewable and recyclable products and made from wood
grown in well-managed forests and other controlled sources. The logging and manufacturing processes are
expected to conform to the environmental regulations of the country of origin.
Orders: please contact Hachette UK Distribution, Hely Hutchinson Centre, Milton Road, Didcot, Oxfordshire,
OX11 7HH. Telephone: +44 (0)1235 827827. Email Lines are open from 9 a.m. to 5 p.m.,
Monday to Friday. You can also order through our website: www.hoddereducation.com
ISBN: 978 1 3983 1058 2
© D G Mackean and Dave Hayward 2021
First published in 2021 by
Hodder Education,
An Hachette UK Company
Carmelite House
50 Victoria Embankment
London EC4Y 0DZ
www.hoddereducation.com
Impression number 10 9 8 7 6 5 4 3 2 1
Year 2024 2023 2022 2021
All rights reserved. Apart from any use permitted under UK copyright law, no part of this publication may be
reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and
recording, or held within any information storage and retrieval system, without permission in writing from the
publisher or under licence from the Copyright Licensing Agency Limited. Further details of such licences (for
reprographic reproduction) may be obtained from the Copyright Licensing Agency Limited, www.cla.co.uk
Cover photo © Eric Isselée – stock.adobe.com
Typeset by Integra Software Services Pvt. Ltd., Pondicherry, India
Printed in Slovenia
A catalogue record for this title is available from the British Library.
9781398310582.indb 2 15/09/21 10:52 PM
