UNIVERSITY OF MRIGE INTERNTIONL EXMINTIONS International General ertificate of Secondary Education *3932117087* IOLOGY 0610/13 Paper 1 Multiple hoice October/November 2013 dditional Materials: RE THESE INSTRUTIONS FIRST Multiple hoice nswer Sheet Soft clean eraser Soft pencil (type or H is recommended) 45 minutes Write in soft pencil. o not use staples, paper clips, highlighters, glue or correction fluid. Write your name, entre number and candidate number on the nswer Sheet in the spaces provided unless this has been done for you. O NOT WRITE IN NY ROES. There are forty questions on this paper. nswer all questions. For each question there are four possible answers,, and. hoose the one you consider correct and record your choice in soft pencil on the separate nswer Sheet. Read the instructions on the nswer Sheet very carefully. Each correct answer will score one mark. mark will not be deducted for a wrong answer. ny rough working should be done in this booklet. Electronic calculators may be used. This document consists of 18 printed pages and 2 blank pages. I13 11_0610_13/4RP ULES 2013 [Turn over
1 The diagram shows how a plant, called a Venus fly-trap, reacts to a fly landing on it. 2 fly trapped a fly lands on a leaf the fly is digested by juices produced by the leaf Which characteristics of living things are shown by the plant in the diagram? excretion and growth growth and sensitivity nutrition and reproduction nutrition and sensitivity 2 The diagram shows the external features of an animal. To which class does it belong? amphibians fish mammals reptiles ULES 2013 0610/13/O/N/13
3 3 The diagram shows an arthropod. pincer legs To which group does it belong? annelids arachnids insects myriapods 4 The diagram shows a small animal. Use the key to identify the animal. 1 has wings... go to 2 has no wings... go to 3 2 has one pair of legs per segment... has two pairs of legs per segment... 3 has one pair of antennae... has two pairs of antennae... 5 Which diagram shows a liver cell? ULES 2013 0610/13/O/N/13 [Turn over
6 What is a feature of both plant and animal cells? 4 a cell membrane a cell wall a large vacuole chloroplasts 7 The diagram shows a student s drawing of guard cells. Which label line is incorrect? cell membrane cytoplasm stoma cell wall 8 The diagram shows structures that form the surface of the trachea. Which level of organisation is the structure labelled S? S cell organ organ system tissue ULES 2013 0610/13/O/N/13
9 What is a correct description of red blood cells? 5 thin region in the cell centre large nucleus 10 The diagrams show an experiment when set up and the same experiment two hours later. when set up two hours later concentrated sugar solution coloured with dye partially permeable membrane pure water dye has moved into this side What explains the movement of water and dye? movement of water movement of dye diffusion osmosis osmosis diffusion osmosis translocation translocation diffusion ULES 2013 0610/13/O/N/13 [Turn over
6 11 Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar? 12 Two enzyme-controlled reactions are shown. amino acids enzyme 1 proteins proteins enzyme 2 amino acids From these reactions, what deduction can be made about enzymes? Enzyme 1 has been changed to enzyme 2. Enzyme 2 slows down the production of amino acids. Enzymes can build up large molecules. Enzymes only break down large molecules. ULES 2013 0610/13/O/N/13
13 The graphs show the quantities of selected vitamins and mineral ions in four foods. 7 vitamin mg per 100 g vitamin µg per 100 g iron mg per 100 g calcium mg per 100 g 30 15 3 150 20 10 2 100 10 5 1 50 0 0 0 0 beans egg fish fruit beans egg fish fruit beans egg fish fruit beans egg fish fruit Which food is the richest source of the vitamin or mineral ions essential for the transport of oxygen by the blood? beans egg fish fruit 14 Four foods were tested for each of the following nutrients: fat (using ethanol); protein (using the biuret test); reducing sugar (using enedict s solution), Which food contains protein and fat? colour of result of food test purple / lilac brick-red / orange milky-white key = nutrient present = nutrient absent ULES 2013 0610/13/O/N/13 [Turn over
15 The diagram shows some of the organs of the human body. 8 P S Q R In which organs does the digestion of carbohydrates take place? P and Q P and R Q and R Q and S 16 The diagram shows the circulatory system of a mammal. capillary network in lungs X right atrium left atrium right ventricle left ventricle Y capillary network in body organs What describes the blood in vessels X and Y? X Y deoxygenated deoxygenated deoxygenated oxygenated oxygenated deoxygenated oxygenated oxygenated ULES 2013 0610/13/O/N/13
17 Which statements about plant transpiration are correct? 9 plants transpire most when plants transpire least when air is dry temperature is high light intensity is high air is humid light intensity is low temperature is low temperature is cold light intensity is high 18 The diagram shows two shoots at the start of an experiment on transpiration. shoot X shoot Y spring balance 30 g 30 g oil water What are the likely readings on the spring balances after three days? shoot X shoot Y 30 g 30 g 30 g 25 g 25 g 30 g 25 g 25 g ULES 2013 0610/13/O/N/13 [Turn over
19 The diagram shows some structures in the human neck and thorax. 10 Q The lining of tube Q has cilia. What is an important function of the cilia? to help in the exchange of gases to increase the internal surface area of tube Q to moisten the air entering and leaving the lungs to move mucus towards the throat 20 Which process uses the greatest amount of energy? gaseous diffusion protein synthesis respiration starch digestion ULES 2013 0610/13/O/N/13
11 21 The table shows the approximate composition of air breathed out by a mammal. gas air breathed out / % nitrogen 80 oxygen 16 carbon dioxide 4 Where did the nitrogen in the air breathed out come from? It was a product of proteins broken down in the mammal. It was a product of respiration. It was in the air that was breathed in. It was exchanged for oxygen which was taken into the blood. 22 person has a high-protein diet. What describes the level of urea in the blood leaving the liver and in the urine leaving the kidneys? urea in blood leaving liver urea in urine leaving kidneys high high high low low high low low ULES 2013 0610/13/O/N/13 [Turn over
23 The diagram shows some blood vessels near the surface of the skin. 12 skin surface blood flow X Y Z If vasoconstriction occurs at X, what happens to the blood flow at Y and Z? Y Z decreases decreases decreases stays constant increases increases increases stays constant 24 t night, a man looks at the stars and then begins to read a map using a bright lamp. How do the shape of his lenses and the size of his pupils change? lenses pupils fatter larger fatter smaller thinner larger thinner smaller 25 What is the main function of sweating? to excrete urea to remove excess salts to clean the pores to cool the body ULES 2013 0610/13/O/N/13
26 Which method of birth control works by preventing an egg from being released? 13 condom contraceptive pill rhythm method vasectomy 27 The diagram shows the human female reproductive system. X Sometimes a woman may be unable to have a baby because the tube at X becomes blocked. Which processes are prevented? fertilisation implantation ovulation key = prevented = not prevented 28 The graph shows the growth curve of a plant. 3 4 dry mass 2 seed 1 time t which two stages is growth not occurring? 1 and 4 2 and 3 3 and 4 1 and 2 ULES 2013 0610/13/O/N/13 [Turn over
29 The diagram shows a typical human growth curve from birth to 20 years. 14 height / cm 175 150 125 100 75 50 25 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 age / years uring which years is the growth rate greatest? 0 2 years 8 10 years 12 14 years 18 20 years 30 lbinism in humans is caused by a recessive allele. Parents who do not suffer from the condition produce an albino child. What is the probability that their second child will be born albino? 25% 50% 75% 100% 31 n individual has the genotype b. What is the correct description of this genotype? heterozygous, with two different alleles of the same gene heterozygous, with two different genes of the same allele homozygous, with two different alleles of the same gene homozygous, with two different genes of the same allele ULES 2013 0610/13/O/N/13
32 The diagram shows the inheritance of flower colour in pea plants. 15 parents purple flowers white flowers genotypes PP pp W gametes P p X F1 genotypes Pp Pp phenotype purple flowers white flowers Y gametes P p P p Z F2 genotypes phenotype ratio PP Pp purple flowers 3 : Pp pp white flowers 1 t which stages in the diagram does meiosis occur? W and Y W and Z X and Y X and Z 33 In an ecosystem, what happens to most of the chemical energy in the decomposers? It becomes heat. It is transferred back to the producers. It is transferred back to both producers and consumers. It is destroyed. 34 The three-toed sloth is a mammal that lives in the forests of entral merica. Sloths are eaten by wild cats such as jaguars and also by snakes. The sloths mainly eat leaves. What is the original source of the energy supplied to the jaguars? leaves sloths snakes Sun ULES 2013 0610/13/O/N/13 [Turn over
16 35 The diagram shows a food web. foxes carnivorous insects herbivorous insects What type of organism is X? hawks toads and lizards spiders voles vegetation, fruits and seeds X rabbits a carnivore a decomposer a herbivore a producer 36 The diagram shows part of the water cycle. sea cows What must occur for water in the sea to reach the cows? condensation only condensation, then evaporation evaporation, then condensation evaporation only ULES 2013 0610/13/O/N/13
17 37 The diagram represents part of the carbon cycle. carbon dioxide in air plants animals fossil fuels What is missing from this diagram? dead matter an arrow from animals to plants an arrow from carbon dioxide in the air to animals an arrow from carbon dioxide in the air to fossil fuels an arrow from plants to animals 38 The graphs show the changes in the populations of predator and prey over a period of time. Which point on the graph shows a decrease in predator population? number of individuals time 39 Which feature of deforestation has the greatest effect on the atmosphere? extinction of forest animal species increased risk of flooding reduction of photosynthesis soil erosion ULES 2013 0610/13/O/N/13 [Turn over
40 In a pyramid of numbers, what does the top of the pyramid represent? 18 carnivores decomposers herbivores Sun ULES 2013 0610/13/O/N/13
19 LNK PGE ULES 2013 0610/13/O/N/13
20 LNK PGE 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 (ULES) 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. ambridge International Examinations is part of the ambridge ssessment Group. ambridge ssessment is the brand name of University of ambridge Local Examinations Syndicate (ULES), which is itself a department of the University of ambridge. ULES 2013 0610/13/O/N/13