Cambridge IGCSE Sciences - Co-ordinated (Double) 0654 — 2005 Oct/Nov Paper 1 · Variant 1

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education CO-ORDINATED SCIENCES 0654/01 Paper 1 Multiple Choice October/November 2005 45 minutes Additional Materials: Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB is recommended) READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, Centre number and candidate number on the answer sheet in the spaces provided unless this has been done for you. There are forty questions on this paper. Answer all questions. For each question there are four possible answers A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate answer sheet. Read the instructions on the answer sheet very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. A copy of the Periodic Table is printed on page 20. This document consists of 18 printed pages and 2 blank pages. IB05 11_0654_01/RP  UCLES 2005 [Turn over www.XtremePapers.com

2 © UCLES 2005 0654/01/O/N/05 1 The diagram shows a dolphin, a mammal that lives in the sea. Which feature identifies a dolphin as a mammal? A constant body temperature B lays eggs C scaly skin D swims with fins 2 The diagram shows a partially permeable membrane through which molecules pass only by osmosis. key molecule P molecule Q partially permeable membrane What is molecule Q? A amino acid B starch C sugar D water

3 © UCLES 2005 0654/01/O/N/05 [Turn over 3 The diagram shows the structure of the elbow joint. liquid X What is the function of liquid X? A attaching the bones to one another B reducing friction during movement C supplying oxygen to the tissues D supporting the joint 4 The diagram shows a leaf, still attached to a plant, with both green and white regions that have been partly covered with black paper. The leaf is left in bright light for six hours and then tested for starch. Which area of the leaf turns blue-black after the starch test? black paper white area green area A B C D 5 What occurs in aerobic respiration? A production of lactic acid B release of energy C release of oxygen D storage of glucose

4 © UCLES 2005 0654/01/O/N/05 6 Some liquid is collected from the xylem of a plant. What is present in the liquid? A amino acids B inorganic ions C starch D sugar 7 Which name is given to the removal, through the anus, of substances that have not been digested? A absorption B digestion C egestion D excretion 8 Kwashiorkor is a disease that affects young children who do not have enough protein to eat. Which is the best food to add to a diet largely of carbohydrate to prevent Kwashiorkor? A bread B fish C fruit D rice 9 The diagram shows a section through the eye. In which structure are stimuli converted to nerve impulses? A B C D

5 © UCLES 2005 0654/01/O/N/05 [Turn over 10 The diagram shows a human kidney and its blood supply. P Q ureter Compared with the blood in vessel P, the blood in Q has A less urea and less oxygen. B less urea and more oxygen. C more urea and less oxygen. D more urea and more oxygen. 11 The diagram shows an experiment to demonstrate that in order to germinate, pea seeds need oxygen, a suitable temperature and water. dry cotton wool pea seed water boiled to remove oxygen wet cotton wool oil 1 2 3 4 22 o C in the light 22 o C in the dark In which tubes would the seeds germinate? A tube 2 only B tubes 1 + 2 only C tubes 2 + 3 only D tubes 2 + 4 only

6 © UCLES 2005 0654/01/O/N/05 12 The table gives information about a human sperm and a human egg. Which information is correct? sperm egg where formed chromosome number where formed chromosome number A ovary 23 testis 23 B testis 46 ovary 46 C ovary 46 testis 46 D testis 23 ovary 23 13 An example of a food chain is shown. large water plants → small fish → large fish → decomposers What is the source of energy for the large water plants in this food chain? A decomposers B sunlight C wastes from the small fish D water 14 An ice cube is gently warmed as shown. heat ice cube Which process is taking place? A decomposition B dissolving C distillation D melting

7 © UCLES 2005 0654/01/O/N/05 [Turn over 15 Which words correctly complete gaps 1, 2 and 3 below? Molecules of …..1….. join together to form …..2….. that is thermoplastic and …..3….. on heating. gap 1 gap 2 gap 3 A a monomer a polymer hardens B a monomer a polymer softens C a polymer a monomer hardens D a polymer a monomer softens 16 The structure of sugar obtained from plants may be simplified as shown. Compound X, also obtained from plants, has the following structure. What could X be? protein starch A   B   C   D   17 A solid has a giant structure. It does not conduct electricity but does so when it is dissolved in water. What could the solid be? copper(II) chloride graphite A   B   C   D  

8 © UCLES 2005 0654/01/O/N/05 18 The diagram shows a metal being extracted from its powdered ore. a mixture of carbon and powdered ore What happens to the ore in this reaction? A it burns B it decomposes C it is oxidised D it is reduced 19 Limestone and common salt are important minerals. For which process are both minerals suitable starting materials? A manufacture of alkalis B manufacture of chlorine C manufacture of fertilisers D manufacture of hydrogen 20 A man spills ink on his polyester shirt. The table shows the solubility of ink and of polyester in four solvents. Which solvent should be used to remove the ink? solvent ink polyester A insoluble insoluble B insoluble soluble C soluble insoluble D soluble soluble

9 © UCLES 2005 0654/01/O/N/05 [Turn over 21 The table shows the pH values of four solutions. Which solution produces an exothermic reaction when mixed with a dilute acid? solution pH A 10 B 7 C 4 D 1 22 Which types of change take place during the weathering of rock? chemical change physical change A   B   C   D   23 Nitrogen from the air is used to manufacture the fertiliser ammonium sulphate. Why is a catalyst needed during this process? A Nitrogen from the air is not pure. B Nitrogen is a gas at room temperature. C Nitrogen is a non-metallic element. D Nitrogen reacts slowly. 24 Why is an analgesic used? A to decrease acidity in the stomach B to extract dye from a plant C to make an emulsion D to relieve pain

10 © UCLES 2005 0654/01/O/N/05 25 An experiment using olive oil and water is shown. Liquid X is added and the contents of the test- tube are shaken. liquid X shake well olive oil water test-tube How is liquid X described? A a colloid B an emulsifier C a gel D a sol

11 © UCLES 2005 0654/01/O/N/05 [Turn over 26 In an experiment on rusting, pieces of iron were kept under four different conditions. They were weighed at regular intervals. The graph shows the four results. 0 0 time mass of iron X Y Z W Which experiment would give graph W? nitrogen gas A iron water dry air D iron air C iron water carbon dioxide B iron water 27 Which diagram represents an alloy? A B D C

12 © UCLES 2005 0654/01/O/N/05 28 A measuring cylinder is used to measure the volume of a liquid. 10 20 30 40 50 cm3 40 50 What is the volume of the liquid? A 43 cm3 B 46 cm3 C 48 cm3 D 54 cm3 29 A man crosses a road 8.0 m wide at a speed of 2.0 m / s. man 8.0 m movement of man How long does the man take to cross the road? A 4.0 s B 6.0 s C 10 s D 16 s 30 A sports car has a mass of 750 kg and a saloon car has a mass of 1500 kg. They are both moving at the same speed. The sports car has A half the momentum of the saloon car. B the same momentum as the saloon car. C double the momentum of the saloon car. D four times the momentum of the saloon car.

13 © UCLES 2005 0654/01/O/N/05 [Turn over 31 Four blocks, each weighing 10 N, rest on a horizontal table. Which block applies the greatest pressure on the table? A B C D 10 N 10 N 10 N 10 N table 32 The diagram shows a cooling unit in a refrigerator. cooling unit Why is the cooling unit placed at the top? A Cold air falls and warm air is displaced upwards. B Cold air is a bad conductor so heat is not conducted into the refrigerator. C Cold air is a good conductor so heat is conducted out of the refrigerator. D Cold air stops at the top and so prevents convection.

14 © UCLES 2005 0654/01/O/N/05 33 The diagrams show four sources of waves. Which source generates longitudinal waves? A B radio transmitter loudspeaker lamp stick pushed up and down in water C D 34 Rays of light enter and leave a box. ray 1 ray 2 ray 1 ray 2 What could be inside the box to make the rays behave as shown? A a converging lens B a parallel-sided glass block C a plane mirror D a triangular prism

15 © UCLES 2005 0654/01/O/N/05 [Turn over 35 Two rods X and Y look the same. rod Y rod X magnet N P Q R S S The N pole of a magnet is brought close, in turn, to each end of both rods. The results of these four actions are shown in the table. end tested result P attraction Q attraction R attraction S repulsion Which of the rods is a magnet? A neither of the rods B both of the rods C rod X only D rod Y only 36 The table shows the voltage and current ratings for four electric heaters. Which heater has the least resistance? voltage / V current / A A 110 5.0 B 110 10 C 230 5.0 D 230 10

16 © UCLES 2005 0654/01/O/N/05 37 When the circuit shown is connected with switch S open, the 6 V lamp glows. 6 V 6 V lamp S R What happens to the brightness of the lamp when switch S is closed? A It becomes brighter. B It remains the same. C It becomes dimmer. D It goes off. 38 The diagram shows the earpiece of a telephone. Which part of the earpiece moves in order to produce sound? A B C D 39 When light was first used to pass messages between places many kilometres apart, the problem of coding the message had to be solved. Which of the following was a possible solution? A Flash white light on and off. B Pass white light through a prism to give a spectrum. C Use continuous blue light. D Use continuous red light.

17 © UCLES 2005 0654/01/O/N/05 40 A radioactive source emits radiation which can pass through a sheet of paper but not through thick aluminium. radiation thick aluminium (none of the radiation passes through) paper (all the radiation passes through) What does this show about the radiation? A It is alpha-particles. B It is beta-particles. C It is gamma-rays. D It is a mixture of alpha-particles and gamma-rays.

19 Every reasonable effort has been made to trace all copyright holders where the publishers (i.e. UCLES) are aware that third-party material has been reproduced. The publishers would be pleased to hear from anyone whose rights they have unwittingly infringed. 0654/01/O/N/05 BLANK PAGE

20 University of Cambridge International Examinations is part of the University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. 0654/01/O/N/05 Group 140 Ce Cerium 58 141 Pr Praseodymium 59 144 Nd Neodymium 60 Pm Promethium 61 150 Sm Samarium 62 152 Eu Europium 63 157 Gd Gadolinium 64 159 Tb Terbium 65 162 Dy Dysprosium 66 165 Ho Holmium 67 167 Er Erbium 68 169 Tm Thulium 69 173 Yb Ytterbium 70 175 Lu Lutetium 71 232 Th Thorium 90 Pa Protactinium 91 238 U Uranium 92 Np Neptunium 93 Pu Plutonium 94 Am Americium 95 Cm Curium 96 Bk Berkelium 97 Cf Californium 98 Es Einsteinium 99 Fm Fermium 100 Md Mendelevium 101 No Nobelium 102 Lr Lawrencium 103 1 H Hydrogen 1 7 Li Lithium 3 23 Na Sodium 11 24 Mg Magnesium 12 40 Ca Calcium 20 45 Sc Scandium 21 48 Ti Titanium 22 51 V Vanadium 23 52 Cr Chromium 24 55 Mn Manganese 25 56 Fe Iron 26 59 Co Cobalt 27 59 Ni Nickel 28 64 Cu Copper 29 65 Zn Zinc 30 70 Ga Gallium 31 27 Al Aluminium 13 11 B Boron 5 12 C Carbon 6 14 N Nitrogen 7 16 O Oxygen 8 19 F Fluorine 9 28 Si Silicon 14 31 P Phosphorus 15 32 S Sulphur 16 35.5 Cl Chlorine 17 40 Ar Argon 18 20 Ne Neon 10 4 He Helium 2 73 Ge Germanium 32 75 As Arsenic 33 79 Se Selenium 34 80 Br Bromine 35 84 Kr Krypton 36 39 K Potassium 19 88 Sr Strontium 38 89 Y Yttrium 39 91 Zr Zirconium 40 93 Nb Niobium 41 96 Mo Molybdenum 42 Tc Technetium 43 101 Ru Ruthenium 44 103 Rh Rhodium 45 106 Pd Palladium 46 108 Ag Silver 47 112 Cd Cadmium 48 115 In Indium 49 119 Sn Tin 50 122 Sb Antimony 51 128 Te Tellurium 52 127 I Iodine 53 131 Xe Xenon 54 137 Ba Barium 56 139 La Lanthanum 57 * 178 Hf Hafnium 72 181 Ta Tantalum 73 184 W Tungsten 74 186 Re Rhenium 75 190 Os Osmium 76 192 Ir Iridium 77 195 Pt Platinum 78 197 Au Gold 79 201 Hg Mercury 80 204 Tl Thallium 81 207 Pb Lead 82 209 Bi Bismuth 83 Po Polonium 84 At Astatine 85 Rn Radon 86 Fr Francium 87 227 Ac Actinium 89 9 Be Beryllium 4 I II III IV V VI VII 0 85 Rb Rubidium 37 133 Cs Caesium 55 226 Ra Radium 88 The volume of one mole of any gas is 24 dm3 at room temperature and pressure (r.t.p.). a X b a = relative atomic mass X = atomic symbol b = proton (atomic) number Key *58-71 Lanthanoid series 90-103 Actinoid series DATA SHEET The Periodic Table of the Elements

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education MARK SCHEME for the November 2005 question paper 0654 CO-ORDINATED SCIENCES 0654/01 Paper 1 (Multiple Choice), maximum raw mark 40 Mark schemes must be read in conjunction with the question papers and the Report on the Examination. The minimum marks in these components needed for various grades were previously published with these mark schemes, but are now instead included in the Report on the Examination for this session. • CIE will not enter into discussion or correspondence in connection with these mark schemes. CIE is publishing the mark schemes for the November 2005 question papers for most IGCSE and GCE Advanced Level and Advanced Subsidiary Level syllabuses and some Ordinary Level syllabuses’. www.XtremePapers.com

Page 1 Mark Scheme Syllabus Paper IGCSE – NOVEMBER 2005 0654 1 © University of Cambridge International Examinations 2005 Question Number Key Question Number Key 1 A 21 A 2 D 22 A 3 B 23 D 4 B 24 D 5 B 25 B 6 B 26 C 7 C 27 C 8 B 28 B 9 C 29 A 10 A 30 A 11 D 31 A 12 D 32 A 13 B 33 C 14 D 34 B 15 B 35 D 16 C 36 B 17 B 37 A 18 D 38 A 19 A 39 A 20 C 40 B