GSHS Y9 Synoptic Test Revision Mark Scheme Booklet 1. Cells/reproduction 7A & 7B. 35 min 35 marks Q1-L3, Q2-L4, Q3-L5, Q4-L5, Q5-L6, Q6-L6

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1 Y9 Synoptic Test Revision Mark Scheme Booklet 1 Cells/reproduction 7A & 7B 35 min 35 marks Q1-L3, Q2-L4, Q3-L5, Q4-L5, Q5-L6, Q6-L6 1. (a) not enough light accept no light or not enough Sun 1 or no chlorophyll do not accept not enough water or urine from the hutch (b) the answer must show an understanding of the need for a fair test (i) any one from 1 as a control or comparison to make it a fair test to see if the grass is affected by light accept to show the effect of the Sun (ii) it will die accept goes brown or rots 1 do not accept loses its colour (c) they grow 1 they reproduce if more than two boxes are ticked deduct 1 one for each incorrectly ticked box minimum mark zero 2. (a) (i) Katie both answers are required for the mark 1 Becca if more than two boxes are ticked, award no mark

2 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (ii) any one from 1 their mother or Pam has freckles their father or David has freckles their parents have freckles their grandmother or Mary has freckles only family B has freckles accept Rachel and Bill do not have freckles accept a grandparent has freckles accept their family or the family on the right has freckles accept freckles run in the family accept family A does not have freckles (iii) his parents or Bob and Emily do not have freckles 1 accept his family does not have freckles accept his grandparents do not have freckles accept he is not in family B if the answer for (ii) is only family B has freckles (b) (i) egg cell both answers are required for the mark 1 sperm cell if more than two boxes are ticked, deduct one mark for each incorrect tick minimum mark zero (ii) reproductive system if more than one box is ticked, 1 award no mark 3. (a) (i) one is more active accept one does sport or plays football 1 accept they have different metabolic rates accept one works harder or does more work (ii) carbohydrates answers may be in either order 1 accept a named carbohydrate, eg sugar or glucose or starch fats 1 (b) (i) (ii) any one from 1 a boy s bones or teeth are still growing accept 15 year-old male is growing or still developing by 30 the bones have already developed accept 30 year-old male has stopped growing (c) any one from 1 a pregnant female supplies the baby with protein accept she supplies the baby a pregnant female needs protein for herself and the baby accept she needs it for herself and the baby the baby needs protein (d) any one from 1

3 Y9 Synoptic Test Revision Mark Scheme Booklet 1 a 15 year-old female menstruates a 15 year-old female has periods [7] 4. (a) (i) the nucleus of the egg and the accept the sperm and the egg join 1 nucleus of the sperm accept a sperm fertilises an egg join or fuse a sperm meets an egg is insufficient (ii) the oviduct or fallopian tube 1 (iii) uterus accept womb 1 (b) any one from 1 the egg cannot pass down the oviduct the sperm and egg cannot meet sperm cannot get through do not accept the egg cannot reach the uterus (c) any one from 1 muscles contract contractions 5. (a) answers may be in either order cell wall 1 chloroplast accept starch grains' 1 (b) (i) photosynthesis 1 (ii) it decreases accept 'it gets less' or they are used up' 1 do not accept they die out' (c) glucose accept sugar' 1 any one from 1 for energy for respiration [6] 6. (a) (i) C and E 1 answers may be in any order both answers are required for the mark (ii) C 1 (iii) any one from 1 to trap or absorb light photosynthesis accept to make glucose or sugar or starch or carbohydrate or food

4 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (b) (i) A 1 (ii) any one from accept lungs 1 windpipe trachea airways bronchus bronchiole oviduct or fallopian tube (iii) to remove mucus accept to remove bacteria 1 accept to move mucus along accept to move or remove bacteria or dust particles it is a self cleaning mechanism is insufficient do not accept they clean dust or bacteria out of the lungs accept to move an ovum or egg along if the oviduct or fallopian tube is given as the answer to part ii (c) B 1 [7]

5 Y9 Synoptic Test Revision Mark Scheme Booklet 1 Atoms and elements/compounds and mixtures 8E & 8F 26 min 26 marks Q1-L3, Q2-L4, Q3-L4, Q5-L6, Q6-L7 1. (a) 4 It is lighter than air. copper for the base of a saucepan It is a good conductor of heat. gold for a ring It is a good conductor of electricity. helium in a balloon It stays shiny because it does not react with oxygen. mercury in a thermometer It is a liquid at room temperature. if more than one line is drawn from any element, award no mark for that element minimum mark zero

6 S N Y9 Synoptic Test Revision Mark Scheme Booklet 1 (b) helium 1 if more than one box is ticked, award no mark 2. (a) N at top and S at bottom both poles are required for the mark 1 (b) 1 S N S all three poles are required for the mark S (c) N S 1 all five poles are required for the mark (d) steel accept iron 1 accept nickel accept cobalt [4] 3. (a) very high melting point answers may be in either order 1 good conductor of heat do not accept good conductor 1 (b) (i) good conductor of electricity do not accept good conductor 1 (ii) can be compressed 1 [4] 4. (a) (i) a mixture 1 if more than one box is ticked, award no mark (ii) a compound 1 if more than one box is ticked, award no mark (iii) any one from 1 they are denser than the accept it is heavier than the liquid or the paint liquid accept the solid particles are more dense or heavier or too heavy accept the solid is denser do not accept solid particles are heavy without a comparison or qualifier eg too heavy the liquid is less dense than accept the liquid is less dense or the liquid is the solid lighter

7 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (b) any one from 1 it is insoluble in water water is not a solvent for the paint it dissolves in white spirit white spirit is a solvent for the paint it is waterproof is insufficient [4] 5. (a) copper 1 oxygen carbon answers may be in any order all three elements are required for the mark accept correct symbols for the elements accept sulphur' as one of the three elements (b) any one from 1 copper sulphide copper oxide sulphur dioxide carbon dioxide (c) sulphur dioxide do not accept carbon dioxide' 1 [3] 6. (a) (i) A 1 (ii) E 1 (iii) C 1 (b) any one from 1 a compound contains two or more accept a compound contains different elements chemically combined elements or atoms of different types or bonded joined together do not accept a compound contains two or more atoms joined together a mixture contains two or more elements or compounds or substances not chemically combined or bonded accept a mixture can be separated by physical means a mixture can be separated is insufficient (c) (i) any one from 1 name: oxygen formula: O 2 name: hydrogen formula: H 2 name: nitrogen formula: N 2 name: chlorine formula: Cl 2 accept any other element which exists as diatomic molecules in the gaseous state both the name and formula are required for the mark do not accept O or H or N or Cl

8 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (ii) any one from 1 name: carbon dioxide formula: CO 2 name: water formula: H 2 O name: sulphur dioxide formula: SO 2 name: nitrogen dioxide or nitrogen oxide formula: NO 2 accept any compound with the formula XY 2, eg magnesium chloride MgCl 2 both the name and formula are required for the mark [6]

9 Y9 Synoptic Test Revision Mark Scheme Booklet 1 Energy and electricity/gravity and space 9I & 9J 29 min 31 marks Q1-L4, Q2-L4, Q3-L5, Q4-L6, Q5-L6 1. (a) (i) four arrows, all towards the centre of the Earth 1 A D B C all four arrows, correctly drawn, are required for the mark the arrows may be drawn outside the Earth (ii) ball hanging towards the centre of the Earth at B, C and D 1 all three positions, B, C and D, are required for the mark (b) (i) 365 days accept (ii) 24 hours accept 24 1 [4] 2. (a) (i) 5 1 (ii) 60 1 (iii) thermal accept heat 1

10 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (b) radio 1 (c) light bulb accept bulb or light or lamp 1 3. (a) (i) circuit A: series 1 circuit B: parallel both answers are required for the mark (b) (i) the circuit or heating element will stop working 1 accept it will not work or it will be off accept the whole circuit has no current through it accept it becomes cooler do not accept it breaks the heater or element or it (ii) any one from 1 the circuit or element will continue to work one wire will not heat the window accept the bottom one has no current through it nothing or it will not be affected are insufficient accept it will work less well accept the bottom wire becomes cooler do not accept it becomes cooler do not accept it does not work properly (c) (i) thermal accept heat 1 (ii) from solid to liquid to gas 1 all three states are required for the mark accept from solid to liquid to vapour or steam accept from ice to water to vapour or gas 4.(a) (i) the dots for Mars, the Earth and Venus should be in a straight line, the 1 shortest possible distance apart Sun Earth V M

11 Y9 Synoptic Test Revision Mark Scheme Booklet 1 (ii) any one from 1 it is brightest accept it is brighter it looks biggest or bigger accept it is bigger accept you can see it at night (b) gravity 1 (c) any one from 1 it is circular it is always the same distance from the Earth (d) winter 1 any one from 1 the Northern hemisphere is tilted away from do not accept the Earth is tilted the Sun away from the Sun Britain is in the part of the Earth which is tilted away from the Sun the Sun s rays hit the Earth at more of an angle accept the Sun appears lower in the sky angle accept night is longer than day [6] 5. (a) (i) electrical to chemical if more than one box is ticked, award no mark 1 (ii) chemical to electrical to sound 1 if more than one box is ticked, award no mark (b) Q 1 R 1 P 1 6. (a) The first marking point is for the transfer of energy from water to turbine. The second marking point is for the transfer of energy from turbine to generator. The third marking point is for the transfer of energy away from the generator. any two from 2 potential energy in the water to kinetic energy in the turbine accept P.E. to K.E. accept transferred from the water to the turbine accept K.E. in the water to K.E. in the turbine accept P.E. in the water to K.E. in the water kinetic energy in the turbine to kinetic energy in the generator accept transferred from the turbine to the generator

12 Y9 Synoptic Test Revision Mark Scheme Booklet 1 kinetic energy in the generator to electrical energy in the circuit accept KE. to electrical energy accept from the generator to the circuit accept transferred from the generator by electricity accept KE. in the turbine to electrical energy in the circuit accept potential energy in the water to electrical energy in the circuit for both marks accept P.E. to electrical energy or from the water to the circuit for one mark (b) any one from 1 because the Moon s pull or gravity is always there because the tides or the water cannot run out or be used up accept because there are tides every day or because there is an endless supply (c) from wave energy or from the waves 1 accept Ocean Thermal Energy Conversion or OTEC do not accept hydro-electric power (d) it is easier to control or it can be turned on when it is needed 1 accept the tides only give power at certain times or you can build an oil-fired power station anywhere or it is smaller` any one from oil is non-renewable it causes pollution accept oil will run out accept it gives out greenhouse gases or it can cause oil spills [6]