Aqa Mark Scheme Isa Biology Essay Example

Good Essays
Surname Centre Number Candidate Signature

Other Names Candidate Number Date

Leave blank

General Certificate of Secondary Education June 2008 / June 2009 SCIENCE / BIOLOGY ISA B2.2 Photosynthesis ASCC/BLYC/B2.2

To be conducted before 4 May 2009 For submission in May 2008 or May 2009 or May 2010
For this paper you must have: • results tables and charts or graphs from your own investigation. You may use a calculator.

For Teacher’s Use

Section

Mark

1 Time allowed: 45 minutes Instructions • Use blue or black ink or ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions in Section 1 and Section 2. • Answer the questions in the spaces provided. • Do all rough work in this book. Cross through any work you do not want to be marked. Information • The maximum mark for this paper is 34. • The marks for questions are shown in brackets. • You are reminded of the need for good English and clear presentation in your answers. 2
Total (max 34)

Did this candidate take part in the practical activity?

YES / NO

Signature of teacher marking this ISA ....................................................................

Date ......................

SA8212/Jun08/ASCC/BLYC/B2.2

ASCC/BLYC/B2.2

2 SECTION 1 These questions are about the investigation that you did. Answer all questions in the spaces provided.

LEAVE MARGIN BLANK

1 What were you trying to find out in your investigation? ..................................................................................................................................................... ..................................................................................................................................................... .....................................................................................................................................................

You May Also Find These Documents Helpful

  • Satisfactory Essays

    ………………………………………………………………………………………………… (1 mark) 2 (a) In your investigation, which was the independent variable that you deliberately changed? …………………………………………………………………………………………... (1 mark) (b) What was the range of your independent variable? …………………………………………………………………………………………... …………………………………………………………………………………………... (1 mark) 3 Did you repeat any of your readings? Answer yes or no and give a reason for your answer ……………………………………………………………………………………………......... (1 mark) 4 In your experiment…

    • 886 Words
    • 4 Pages
    Satisfactory Essays
  • Good Essays

    Unit B1, B1.1 Mark scheme Keeping healthy 1. (i) or (ii) the loop is sterilised accept to kill anything on the loop to kill any bacteria on it; do not credit to clean the loop if hot it would kill bacteria picked up (from culture); accept ‘microorganisms’ or ‘microbes’ accept entry of contaminated air but reject entry of air unqualified to prevent entry (from the air) of unwanted bacteria or bacterial spores or fungal spores; accept so can’t breath on it; accept ‘microorganisms’ or ‘microbes’…

    • 642 Words
    • 3 Pages
    Good Essays
  • Good Essays

    Mark Scheme

    • 1304 Words
    • 6 Pages

    UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS GCE Ordinary Level e ap .c rs om MARK SCHEME for the May/June 2011 question paper for the guidance of teachers 5070 CHEMISTRY 5070/21 Paper 2 (Theory), maximum raw mark 75 This mark scheme is published as an aid to teachers and candidates, to indicate the requirements of the examination. It shows the basis on which Examiners were instructed to award marks. It does not indicate the details of the discussions that took place at an Examiners’…

    • 1304 Words
    • 6 Pages
    Good Essays
  • Powerful Essays

    Mark Scheme

    • 2285 Words
    • 10 Pages

    Students are required to produce a 1,000-1,500 researched (footnotes, bibliography) written project. Subjects/topics The personal project is intended to act as a stepping stone for students who will be faced with the IB DP 4,000 word extended essay in the Sixth Form. The personal project may be completed: • in any one of a student’s academic subjects • in another subject which a student is not currently studying but may have an interest in • alternatively a personal project may…

    • 2285 Words
    • 10 Pages
    Powerful Essays
  • Powerful Essays

    Mark Scheme

    • 20645 Words
    • 83 Pages

    p IB DIPLOMA PROGRAMME PROGRAMME DU DIPLÔME DU BI PROGRAMA DEL DIPLOMA DEL BI Chemistry Higher level and standard level Specimen paper 1s, 2s and 3s For first examinations in 2009 CONTENTS Chemistry higher level paper 1 specimen paper Chemistry higher level paper 1 specimen markscheme Chemistry higher level paper 2 specimen paper Chemistry higher level paper 2 specimen markscheme Chemistry higher level paper 3 specimen paper Chemistry higher level paper 3 specimen markscheme…

    • 20645 Words
    • 83 Pages
    Powerful Essays
  • Satisfactory Essays

    Biology diffusion Science ISA To find out if concentration affects the rate of diffusion. I predict that the higher the concentration of acid the faster the reaction will be. Dependent variable: We are measuring the time taken for the pink indicator to turn clear when hydrochloric acid is added to it. Independent variable: We are changing the molar of hydrochloric acid we are adding to the gelatine cubes. Apparatus: * 1 measuring cylinder * 1 test tube * 1 stop clock * A large gelatine…

    • 328 Words
    • 2 Pages
    Satisfactory Essays
  • Good Essays

    Biology Aqa Notes

    • 3967 Words
    • 16 Pages

    Module 2.1: Biological Molecules * State the functions of biological molecules in organisms Carbohydrates – energy storage and supply, structure (in some organisms) Proteins – Structure, transport, enzymes, antibodies, most hormones Lipids – Membranes, energy supply, thermal insulation, protective layers/padding, electrical insulation in neurones, some hormones Vitamins and minerals – From parts of some larger molecules and take part in some metabolic reactions, some act as coenzymes or…

    • 3967 Words
    • 16 Pages
    Good Essays
  • Satisfactory Essays

    ICT Mark Scheme

    • 791 Words
    • 4 Pages

    International General Certificate of Secondary Education e ap .c rs om MARK SCHEME for the May/June 2011 question paper for the guidance of teachers 0417 INFORMATION AND COMMUNICATION TECHNOLOGY 0417/13 Paper 1 (Written), maximum raw mark 100 This mark scheme is published as an aid to teachers and candidates, to indicate the requirements of the examination. It shows the basis on which Examiners were instructed to award marks. It does not indicate the details of the discussions that took place…

    • 791 Words
    • 4 Pages
    Satisfactory Essays
  • Satisfactory Essays

    Physics Mark Scheme

    • 975 Words
    • 4 Pages

    CAMBRIDGE INTERNATIONAL EXAMINATIONS GCE Advanced Subsidiary Level and GCE Advanced Level MARK SCHEME for the May/June 2007 question paper 9702 PHYSICS 9702/02 Paper 2 (AS Structured Questions), maximum raw mark 60 This mark scheme is published as an aid to teachers and candidates, to indicate the requirements of the examination. It shows the basis on which Examiners were instructed to award marks. It does not indicate the details of the discussions that took place at an Examiners’ meeting…

    • 975 Words
    • 4 Pages
    Satisfactory Essays
  • Powerful Essays

    Biology B1 Notes for Aqa

    • 1832 Words
    • 8 Pages

    Year 9 Biology Notes Keeping Healthy Test * Metabolic Rate- How quickly the chemical reactions (metabolism) are taking place within cells * In a balanced diet, you need- -Carbohydrates to build cells and to release energy. -Minerals and Vitamins in small amounts to keep the body functioning. -Water because we lose 70% form sweat, breath, tears, urine, faeces etc. -Fibre to prevent constipation and bowel cancer. * Malnutrition- eating a diet which is not balanced which can lead…

    • 1832 Words
    • 8 Pages
    Powerful Essays