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WJEC Biology for AS Level Student Book: 2nd Edition

Author(s): Marianne Izen

awarding body: WJEC

level: AS & Year 1

isbn: 978-1-912820-53-5

subject: Biology

Pages: 256 pp



NEW! Out now!

Comprehensively revised and updated, this 2nd Edition of the Student Book is endorsed by WJEC offering high quality support you can trust.

Take a look!


Straightforward and concise coverage of the specification, so students can be confident they are covering just what’s needed for exam success

Endorsed by WJEC

New Test Yourself section at the end of each chapter to reinforce knowledge with answers provided in the book

Now includes detailed explanations of the Assessment Objectives with examples of how the AOs are approached in exam questions

New section on Answering exam questions at the end of each unit gives guidance on command words and how to approach each question

New Exam Practice questions at the end of each unit are taken from actual WJEC past papers with answers provided in the book

New Theory Check feature accompanies the practical tasks in the book and helps students check their understanding of biology in relation to practical tasks

Enhanced support for practical skills to enable you to embed your understanding of practical work

Increased maths support with maths skills and techniques regularly tested throughout

Clear explanations and diagrams throughout



Unit 1

1.1 Chemical elements and biological compounds

1.2 Cell structure and organisation

1.3 Cell membranes and transport

1.4 Enzymes and biological reactions

1.5 Nucleic acids and their functions

1.6 The cell cycle and cell division

Exam practice questions

Unit 2

2.1 Classification and biodiversity

2.2 Adaptations for gas exchange

2.3a Adaptations for transport in animals

2.3b Adaptations for transport in plants

2.4 Adaptations for nutrition

Exam practice questions




About the author

Dr Marianne Izen has over thirty years' experience as an A Level Biology teacher and examiner, and has provided science teacher training for schools across the UK.  Before teaching, Marianne conducted research in universities in both the UK and the USA, on plant cells and published papers on their behaviour in tissue culture.  She is a Principal Examiner for a major awarding body.