Cambridge IGCSE Science - Combined 0653 — 2009 Oct/Nov Paper 1 · Variant 1

This document consists of 19 printed pages and 1 blank page. IB09 11_0653_01/2RP © UCLES 2009 [Turn over *1574969590* UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education COMBINED SCIENCE 0653/01 Paper 1 Multiple Choice October/November 2009 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. www.XtremePapers.com

2 © UCLES 2009 0653/01/O/N/09 1 The diagram shows a plant cell. X Y Which are represented by X and Y? X Y A cell membrane cell wall B cell membrane cytoplasm C cell wall cytoplasm D cell wall cell membrane 2 Which substance can enter a living cell by diffusion? A carbon dioxide B cellulose C protein D starch 3 Which part of blood contains haemoglobin? A plasma B platelets C red blood cells D white blood cells

3 © UCLES 2009 0653/01/O/N/09 [Turn over 4 The diagram shows some cells in a leaf of a green plant. In which layer of cells does most photosynthesis occur? gases enter D C B sunlight A 5 What is the main function of the front teeth? A crushing B cutting C grinding D tearing

4 © UCLES 2009 0653/01/O/N/09 6 The diagram shows apparatus at the start of a breathing experiment. limewater tube X tube Y mouth piece A person breathes in and out through the mouth piece for a short time. Which row in the table shows the results? limewater in tube X limewater in tube Y A goes cloudy goes cloudy B goes cloudy stays clear C stays clear goes cloudy D stays clear stays clear 7 What is the correct sequence when the nervous system responds to a stimulus? A stimulus → central nervous system → receptor → effector → response B stimulus → effector → central nervous system → receptor → response C stimulus → effector → receptor → central nervous system → response D stimulus → receptor → central nervous system → effector → response 8 Which cells are produced by fertilisation? A gametes that are genetically different from the parents B gametes that are genetically identical to the parents C zygotes that are genetically different from the parents D zygotes that are genetically identical to the parents

5 © UCLES 2009 0653/01/O/N/09 [Turn over 9 The diagram shows a developing fetus. Where does gaseous exchange between the fetus and its mother occur? A B C D 10 The diagram shows a flower just before fertilisation. 1 (pollen grain) 3 (ovule) 2 (pollen tube) Where are the male and female gametes? male gamete female gamete A 1 3 B 2 3 C 3 1 D 3 2

6 © UCLES 2009 0653/01/O/N/09 11 In an experiment the tails of two mice were cut off before mating. The tails of their offspring were also removed before they produced offspring. This was repeated for many generations. All the offspring had tails when they were born. Why were mice always born with tails? A Asexual reproduction does not produce new varieties. B Genes are not passed on from parents to offspring. C The results of asexual reproduction are not predictable. D Variation due to the environment is not inherited. 12 What describes a population? A all the animals and plants in a community B all the animals in a community C all members of the same species in a community D all the plants in a community 13 Tropical rainforests have a high species diversity. What does this mean? A Each species in the rainforest depends on many other species. B Each species in the rainforest shows great variation. C Rainforests contain large numbers of organisms. D Rainforests contain many different types of organisms. 14 Two liquids are separated by fractional distillation. This is possible because the liquids differ in their A colour. B density. C solubility in water. D boiling point.

7 © UCLES 2009 0653/01/O/N/09 [Turn over 15 An atom has the symbol X 12 6 . Which diagram shows the arrangement of the electrons in this atom? e e e e e e e e e e e e A e e e e e e e e e e e e e B e e e e e e C e e e e e e D key electron nucleus 16 The atoms of three elements have the symbols 8X, 9Y and 10Z. Which types of bond form between these elements? X and Y Y and Z A covalent covalent B covalent none C ionic ionic D ionic none

8 © UCLES 2009 0653/01/O/N/09 17 The diagram shows an outline of the Periodic Table. Which two elements have similar chemical properties? V X W Y Z A V and W B V and X C W and Y D Y and Z 18 How many atoms of metals and of non-metals are shown in the formula Na2SO4? atoms of metals atoms of non-metals A 1 1 B 1 2 C 2 4 D 2 5

9 © UCLES 2009 0653/01/O/N/09 [Turn over 19 The diagram shows an experiment on the rusting of iron. iron filings gas P tap tap X Y oil The vessel is filled with gas P, the taps are closed and the apparatus is then left for a week. The experiment is repeated four times with different gases. Any pressure change is shown by changes in the oil levels X and Y. Which pressure change occurs? gas P pressure change A damp nitrogen increase B damp oxygen decrease C dry nitrogen decrease D dry oxygen increase

10 © UCLES 2009 0653/01/O/N/09 20 The diagram shows the result of a flame test. yellow/orange colour flame test wire sample of compound Bunsen flame Which element is present in the compound? A silicon B silver C sodium D sulfur 21 Which gas, present in the exhaust gases from a motor car, is not a pollutant? A carbon monoxide B nitrogen C nitrogen oxide D sulfur dioxide 22 The Group II element strontium, Sr, is above calcium in the reactivity series. Which of the substances shown in the table react with dilute hydrochloric acid to form a flammable gas? strontium powder strontium oxide strontium hydroxide strontium carbonate A     B     C     D    

11 © UCLES 2009 0653/01/O/N/09 [Turn over 23 The solid line on the graph shows the volume of gas given off as calcium carbonate reacts with dilute hydrochloric acid. 30 20 10 0 0 1 2 3 time / minutes vol / cm3 4 5 6 Which change to the conditions gives the results shown by the dotted line? A Decrease the temperature of the acid. B Decrease the size of the calcium carbonate pieces. C Increase the concentration of the acid. D Increase the mass of the calcium carbonate pieces. 24 Which element is purified by using electrolysis? A chlorine B copper C iron D zinc

12 © UCLES 2009 0653/01/O/N/09 25 A hydrocarbon fuel is burned completely. hydrocarbon fuel oxygen X Y + + What are the products of this reaction? X Y A CO H2 B CO H2O C CO2 H2 D CO2 H2O 26 Simple hydrocarbons are used to make plastics. Which terms apply to these simple hydrocarbons? the bonds in their molecules are they are called A covalent monomers B covalent polymers C ionic monomers D ionic polymers 27 Which statement defines a hydrocarbon? A a compound that burns to form carbon dioxide and water B a compound that contains carbon and hydrogen only C a compound that is contained in fossil fuels D a compound that only contains single bonds

13 © UCLES 2009 0653/01/O/N/09 [Turn over 28 A stopwatch is used to time an athlete running 100 m. The timekeeper forgets to reset the watch to zero before using it to time another athlete running 100 m. 60 30 10 45 5 15 20 25 35 40 50 55 seconds 60 30 10 45 5 15 20 25 35 40 50 55 seconds stopwatch at end of first athlete’s run stopwatch at end of second athlete’s run How long does the second athlete take to run 100 m? A 11.2 s B 11.4 s C 12.4 s D 23.8 s 29 Which property of a body can be measured in newtons? A density B mass C volume D weight

14 © UCLES 2009 0653/01/O/N/09 30 The diagrams show a rectangular box with inside measurements of 5 cm × 6 cm × 4 cm. 4 cm 5 cm 6 cm liquid total mass = 220 g mass = 40 g The box has a mass of 40 g when empty. When filled with a liquid it has a total mass of 220 g. What is the density of the liquid? A ) 4 6 (5 220 × × g / cm3 B ) 4 6 (5 ) 40 220 ( × × − g / cm3 C 220 ) 4 6 (5 × × g / cm3 D 40) (220 4) 6 (5 − × × g / cm3 31 The object in the diagram is acted upon by the two forces shown. object 3 N 2 N What is the effect of these forces? A The object moves to the left with constant speed. B The object moves to the left with constant acceleration. C The object moves to the right with constant speed. D The object moves to the right with constant acceleration.

15 © UCLES 2009 0653/01/O/N/09 [Turn over 32 A beaker contains water at room temperature. X Y water How could a convection current be set up in the water? A cool the water at X B cool the water at Y C stir the water at X D stir the water at Y 33 The drawing shows a wave. Which labelled distance is the wavelength? A B C D 34 An object O is placed in front of a converging lens of focal length f. At which point will the top of the image be seen? O f f A B C D

16 © UCLES 2009 0653/01/O/N/09 35 A pupil measures the potential difference across a device and the current in it. Which calculation gives the resistance of the device? A current + potential difference B current ÷ potential difference C potential difference ÷ current D potential difference × current 36 The diagram shows a battery connected to two identical resistors. Three ammeters M1, M2 and M3 are connected in the circuit. M1 M2 M3 A A A Meter M1 reads 1.0 A. What are the readings on M2 and M3? reading on M2 / A reading on M3 / A A 0.5 0.0 B 0.5 0.5 C 0.5 1.0 D 1.0 1.0

17 © UCLES 2009 0653/01/O/N/09 [Turn over 37 The diagram shows a torch containing two cells, a switch and a lamp. plastic case brass connecting strip switch lamp What is the circuit diagram for the torch? C B A D 38 On a building site, the metal scaffolding is firmly embedded in the damp ground. A builder holds a mains-operated electric drill in one hand, and with his other hand holds on to the scaffolding. The power cable of the drill is damaged where it enters the metal casing of the drill. What danger does this present to the builder? A A current could flow through the builder and electrocute him. B A current in the scaffolding could heat it up and burn him. C The large current could blow the fuse and damage the drill. D The large current could make the motor spin too quickly.

18 © UCLES 2009 0653/01/O/N/09 39 A transformer is to be used to provide a 10 V output from a 100 V supply. 10 V 100 V primary coil secondary coil What are suitable numbers of turns for the primary coil and for the secondary coil? number of turns on the primary coil number of turns on the secondary coil A 100 1000 B 200 110 C 400 490 D 800 80 40 The diagram shows the paths of three different types of radiation, X, Y and Z. X Y Z 2 mm of plastic 10 mm of aluminium lead Which row in the table correctly identifies X, Y and Z? X Y Z A alpha radiation beta radiation gamma radiation B beta radiation alpha radiation gamma radiation C beta radiation gamma radiation alpha radiation D gamma radiation alpha radiation beta radiation

20 Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. University of Cambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. 0653/01/O/N/09 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 T erbiu m 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 1 1 24 Mg Magnesium 12 40 Ca Calcium 20 45 Sc Scandium 21 48 T i T itaniu m 22 51 V V anadiu m 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 A l Aluminium 13 1 1 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 Sulfur 16 35.5 C l 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 T c T echnetiu m 43 101 Ru Ruthenium 44 103 Rh Rhodium 45 106 Pd Palladium 46 108 Ag Silver 47 1 1 2 Cd Cadmium 48 1 1 5 In Indium 49 1 1 9 Sn T i n 50 122 Sb Antimony 51 128 T e T elluriu m 52 127 I Iodine 53 131 Xe Xenon 54 137 Ba Barium 56 139 La Lanthanum 57 * 178 Hf Hafnium 72 181 T a T antalu m 73 184 W T ungste n 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 T l 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 2 4 dm 3 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 D A T A SHEE T The Periodic T able of the Element s

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education MARK SCHEME for the October/November 2009 question paper for the guidance of teachers 0653 COMBINED SCIENCE 0653/01 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. • CIE will not enter into discussions or correspondence in connection with these mark schemes. CIE is publishing the mark schemes for the October/November 2009 question papers for most IGCSE, GCE Advanced Level and Advanced Subsidiary Level syllabuses and some Ordinary Level syllabuses. www.XtremePapers.com

Page 2 Mark Scheme: Teachers’ version Syllabus Paper IGCSE – October/November 2009 0653 01 © UCLES 2009 Question Number Key Question Number Key 1 C 21 B 2 A 22 C 3 C 23 A 4 A 24 B 5 B 25 D 6 C 26 A 7 D 27 B 8 C 28 B 9 B 29 D 10 B 30 B 11 D 31 D 12 C 32 A 13 D 33 C 14 D 34 C 15 D 35 C 16 B 36 D 17 C 37 A 18 D 38 A 19 B 39 D 20 C 40 B