[PDF] Cambridge Secondary Checkpoint - Science (1113) October 2016 Paper 1 MS.pdf | Plain Text

This document consists of 10 printed pages. IB16 10_1113_01/3RP © UCLES 2016 [Turn over Cambridge International Examinations Cambridge Secondary 1 Checkpoint SCIENCE 1113/01 Paper 1 October 2016 MARK SCHEME Maximum Mark : 50

2 © UCLES 2016 1113/01/O/N/16 Question number 1 Part Mark Answ er Further Information 4 each correct link = 1 mark Ignore any links from muscle if more than one link for an organ = 0 marks for that organ Total 4 Question number 2 Part Mark Answ er Further Information (a) 1 gravel Accept bottom layer (b) 1 10 (cm 3) (c) 1 clay and higher up (the measuring cylinder ) / above silt must have both clay and explanation for one mark Accept larger particles nearer the bottom Accept clay (floats ) on top (of silt) Accept reverse argument (d) 2 Sandy soils have more sand particles than clay soils. Between the sand particles t here are large air spaces. Sandy soils are less likely to become waterlogged. all correct = 2 marks two correct = 1 mark one correct = 0 marks Accept other indication of correct answer e.g. ticking but circle takes precedence Total 5

3 © UCLES 2016 1113/01/O/N/16 [Turn over Question num ber 3 Part Mark Answ er Further Information (a) 1 Accept other indications of correct answer e.g. underlining or ticking but circle takes precedence more than one letter circled = 0 marks (b) 1 Accept other indications of correct answer e.g. unde rlining or ticking but circle takes precedence more than one letter circled = 0 marks (c) 1 Accept other indications of correct answer e.g. underlining or ticking but circle takes precedence more than one letter circled = 0 marks (d) 1 Accept oth er indications of correct answer e.g. underlining or ticking but circle takes precedence more than one letter circled = 0 marks Total 4

4 © UCLES 2016 1113/01/O/N/16 Question number 4 Part Mark Answ er Further Information (a) 2 brown hair colour  three correct ticks = 2 ma rks two correct ticks = 1 mark one correct tick = 0 marks three correct ticks and one incorrect = 1 mark two incorrect ticks = 0 marks Accept other indications of correct answer but ticks take precedence green eye colour  her gender (female)  playing the piano speaking French and Italian (b) (i) 1 nucleus Accept chromosomes / genes / DNA / RNA (ii) 2 any two from egg / ovum sperm (idea of) fertilisation Accept female gamete Do not accept ovule for egg Accept male gam ete Accept when gametes / sex cells / reproductive cell = 1 mark fuse / join together / form zygote = 1 mark Total 5

5 © UCLES 2016 1113/01/O/N/16 [Turn over Question number 5 Part Mark Answ er Further Information (a) (i) 1 F Accept fluorine (ii) 1 Li Accept lithium (iii) 1 Mg Acc ept magnesium (b) 2 two electrons on inner ring = 1 mark four electrons on the outer ring = 1 mark Accept x or circles or e Total 5 Question number 6 Part Mark Answ er Further Information 2 four correct = 2 marks two or three correct = 1 mark one correct = 0 marks Total 2

6 © UCLES 2016 1113/01/O/N/16 Question number 7 Part Mark Answ er Further Information (a) 1 (body) mass / (body) temperature / distance / time (taken) / speed / recovery time / breathing rate Accept (body) weight / BMI Accept how fast she breathes / how long she cycles / volume of air she breathes / amount of oxygen taken in breathing is not sufficient Ignore reference to calories / reference to energy / pulse rate / heart rate / body fat (b) 3 table drawn with space for the power and heart rate data and correct heading s units shown in the heading s only all data entered correctly Accept power and heart rate (per minute) Do not accept heart beats Accept watts / W Accept beats per min / bpm / heart rate per minute Tot al 4

7 © UCLES 2016 1113/01/O/N/16 [Turn over Question number 8 Part Mark Answ er Further Information (a) (i) 1 sulfuric (acid ) Accept H2SO 4 (ii) 1 burning condensation fermentation neutralisation oxidation Accept other ways of indicating correct answer e.g. ticking or underlining but circle takes precedence more than one answer circled = 0 marks (b) 2 D F C (E) B A DFC in correct place = 1 mark BA in correct place = 1 mark (c) 1 eye protection / tie (long) hair back / (heat proof) gloves / (idea of ) apron or lab coat / standing up / use clamps or equivalent to hold apparatus Accept common names for eye protection Total 5

8 © UCLES 2016 1113/01/O/N/16 Question number 9 Part Mark Answ er Further Information (a) 1 9.8 (b) 1 2.8 (4 th box in first row) (c) 1 air resistance increases with area . Accept ora answer must be a trend or pattern linking air resistance and area e.g. increased area = stronger air resistance Total 3 Question number 10 Part Mark Answ er Further Information (a) 3 all four lines correct = 3 marks two or three lines correct = 2 marks one line correct = 1 mark two lines from a fruit = 0 marks for that fruit (b) 1 prevent overcrowding / reduce competition / colonise new territory / allow it to spread Accept so plants can grow in other places Total 4

9 © UCLES 2016 1113/01/O/N/16 [Turn over Question number 11 Part Mark Answ er Further Information 1 w ater and oxygen both cor rect for the mark, either order Accept correct formulae H 2O and O 2 Do not accept air Total 1 Question number 12 Part Mark Answ er Further Information (a) 1 A (and) B both required , either order Accept Venus and Mercury (b) 1 (A) Mercury (D) Mars (F) Saturn all correct = 1 mark (c) 1 The planet that takes the shortest time to orbit the Sun is A . more than one letter = 0 marks Accept Mercury Accept other ways of indicating the answer e.g. circling or ticking but the answer in the sentence takes precedence Total 3

10 © UCLES 2016 1113/01/O/N/16 Question number 13 Part Mark Answ er Further Information (a) 2 yes no no no yes five correct = 2 marks three or four cor rect = 1 mark one or two correct = 0 marks (b) 1 The Moon can be seen from the Earth because light from the Sun is reflected . Accept reflecting / reflect Do not accept refracted Total 3 Question number 14 Part Mark Answ er Further Information (a) 1 no n-renewable (energy) Ignore unrenewable (b) 1 both required = 1 mark any incorrect answer = 0 marks Total 2