Biology June 2010 Question Paper

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Centre No. Candidate No.
Paper Reference(s)

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7040/01

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Examiner’s use only

London Examinations GCE
Biology
Ordinary Level Paper 1
Monday 10 May 2010 – Morning Time: 1 hour 30 minutes

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Question Leave Number Blank

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Materials required for examination Nil

Items included with question papers Nil

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Instructions to Candidates
In the boxes above, write your centre number, candidate number, your surname, initial(s) and signature. Check that you have the correct question paper. Answer ALL the questions. Do not use pencil. Use blue or black ink. Write your answers in the spaces provided in this question paper.

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Information for Candidates
Calculators may be used. The marks for individual questions and the parts of questions are shown in round brackets: e.g. (2). There are 12 questions in this question paper. The total mark for this paper is 100. There are 24 pages in this question paper. Any blank pages are indicated.

Advice to Candidates
Write your answers neatly and in good English. In calculations, show all the steps in your working.

Total
This publication may be reproduced only in accordance with Edexcel Limited copyright policy. ©2010 Edexcel Limited.

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Answer ALL the questions. 1. (a) Complete the table below to show the effect of adrenaline release on various processes in the body. For each process indicate whether the adrenaline causes an increase or a decrease. Place a tick ( ) in the correct box. One box has been done for you. Process Breathing rate Depth of breathing Heart rate Flow of blood to skeletal muscle Flow of blood to digestive system Conversion of glycogen to glucose Pupil size (3) (b) Explain the advantage to an organism of the increase in heart rate caused by adrenaline. ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... (3) (Total 6 marks) Q1 Increase Decrease

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(a) The table below shows some features of the five main groups of organisms, with examples. Complete the table. Some boxes have been done for you. Group Plants Animals Fungi Bacteria Viruses Multicellular yes yes some some yes no (6) (b) One characteristic of living organisms is that they control their internal conditions. Give two examples of internal conditions that are controlled by mammals. 1 ..................................................................................................................................... ....................................................................................................................................... 2 ..................................................................................................................................... ....................................................................................................................................... (2) (Total 8 marks) Q2 Can carry out photosynthesis Have cell walls Example bean human

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