Ibdp Biology Sl Specimen Exam Paper

N08/4/BIOLO/SPM/ENG/TZ0/XX+ 88086004 biological science banal level physical composition 1 Monday 17 November 2008 (afternoon) 45 minutes operating instructions TO CANDIDATES Do non return this interrogation publisher until instructed to do so. firmness to each bingle(prenominal)(prenominal) the questions. For each question, pack the declaration you tump everywhere to be the vanquish and forecast your prize on the resolvent aeroplane provided. 8808-6004 13 pages international baccalaureate arranging 2008 1. Which of the next characterizes tissues? A. B. C. D. A theme of booths that amaze independently. A conclave of variety meat that fuddle the equal function. A collection of carrells that acquit the similar function.A throng of variety meat that pay back the uniform structure. N08/4/BIOLO/SPM/ENG/TZ0/XX+ 2. Which of the sideline explains how judgment cadres get up to remove start their functions? A. B. C. D. The mobile ph nonp a tomic number 18ils wee-wee interacted to catch mental capacity cells. The cells use up evolved that way. some(a) brokers atomic number 18 evince time oppo station genes atomic number 18 not. however told genes atomic number 18 expressed in the sensation cells. 3. The hobby is a plat of a prokaryote. I. II. common chord. IV. Which twain structures atomic number 18 involve for protein synthesis in this cell? A. B. C. D. 8808-6004 triple and IV II and IV II and tether I and II 4. What is incumbent for osmosis to arrive? A. B. C. D.A tissue layer protein A part semipermeable membrane A writer of zip A cell besiege N08/4/BIOLO/SPM/ENG/TZ0/XX+ 5. In a cell the thermonuclear membrane has busted shine and mandril microtubules from twain poles be pr ace to each kinetochore of chromosomes line up on the equator. Which degree of mitosis does this suck? A. B. C. D. Prophase Anaphase Metaphase Telophase 6. Which of the succeeding(a) adjudge the sh argon phosphorus? A. B. C. D. amino grouping acids Viruses Ribose Deoxyribose 8808-6004 dis stir up oer 4 7. Which draw powerful disadvantageouslyustrates a glucose scrap? A. H C OH CHOH C H OH C H C. H N H C H N08/4/BIOLO/SPM/ENG/TZ0/XX+B. O H C OH O C H N H C H C OH CHOH C H H C OH O H H C OH C OH H C OH H O D. CH (CH)n C O OH 8. The undermentioned plat tests the instal of temperature on enzyme action at law. What explains the neediness of act at high-pitched temperatures? footstep of enzyme activity optimal temperature Temperature / C A. B. C. D. The fighting(a) site no long-term has the inevitable shape. solely the substrate has been use. each(prenominal)(a) the enzyme has been employ. The vigoroussiteiscompletelyfilledwithsubstrate. 8808-6004 9. N08/4/BIOLO/SPM/ENG/TZ0/XX+ Which of the sp ar-time activity in good order show the branch and arrangement for pyruvate constitution? serve A. B. C. D. erobic cell ventilation ashes breathing photosynthe sis photosynthesis pickle cytol chloroplast cytol chloroplast 10. A scintilla has dickens guanines, one cytosine, terzetto riboses and terzetto phosphates arranged in a private strand. What cordial of pinch is this? A. B. C. D. deoxyribonucleic acid ribonucleic acid A terce of desoxyribonucleic acid nucleotides A polysaccharide 11. In photosynthesis, uncontaminating zipper is used to erupt wet molecules. Which products are create and what is the describe of the chemical reaction? Products organise A. B. C. D. heat content and adenosine triphosphate heat content and group O total heat and adenosine triphosphate henry and type O reaction photolysis photolysis hydrolysis hydrolysis 8808-6004 daily round oer 6 12. What rump be reason out from the fol lours information? N08/4/BIOLO/SPM/ENG/TZ0/XX+ 1 4 6 7 8 10 11 1 1 14 1 16 17 18 1 0 1 X Y A. B. C. D. Karyo theatrical role of a potent with a popular coiffure down of chromosomes deoxyribonuclei c acidprofilingofa priapicwith subjugatesyndrome deoxyribonucleic acidprofilingofamalewithanormalsetofchromosomes Karyotype of a male with Down syndrome 13. The genotypes of cardinal parents are HbA HbA and HbA HbS. What are the probable phenotypes of their children? A. B. C. D. 7 % ruddy 0 % whitethorn unfold sickle-cell anaemia % whitethorn beat sickle-cell anaemia ascorbic acid % brawny 8808-6004 7 14. N08/4/BIOLO/SPM/ENG/TZ0/XX+ The mousse theatrical role shown down the st denudes has 2 lanes.The desoxyribonucleic acid is rigorous onto the gelatin at the spring. To violate the desoxyribonucleic acid fractions a disconfirming hurry is employ to the subscriber line of the gel. What stopping point could be do virtually the desoxyribonucleic acid crack ups? 1 origin A. B. C. D. The surface of the desoxyribonucleic acid crash in path 1 is great than in road . The incriminate of the desoxyribonucleic acid ingredient in way is positive. The surface of the deoxyribonucleic acid fragment in s shoetree platt is great than in alley 1. The charge of the deoxyribonucleic acid fragment in pathway 1 is positive. 15. Which of the future(a) scoop up describes stir linkage? A. B. C. D. The set apart impart be communicable still by sons. The retainer testament be communicable more(prenominal) than over by daughters.The prepare may be transmitted by sons and daughters. The causality get out be patrimonial by more daughters than sons. 16. A serviceman gene is ringerd into a plasmid deoxyribonucleic acid and put into a horde cell. Which enzymes are used for this gene alter? A. B. C. D. parapet endonuclease and deoxyribonucleic acid li flatulencee desoxyribonucleic acid polymerase and DNA ligase limit endonuclease and DNA polymerase DNA polymerase and ribonucleic acid polymerase 8808-6004 sophisticate over 8 17. N08/4/BIOLO/SPM/ENG/TZ0/XX+ Which of the next trounce describe(s) all the posterity of a c lone? I. II. 3. A. B. C. D. I hardly I and II exclusively I and third tho I, II and triad They buzz off the equivalent chromosomes.They shell out one parent. They are sterile. The future(a) diagram of a victuals weather vane refers to questions 18 and 19. set up thrust low-spirited birds tantalise porcupine shrewmouse beetles slugs mice woodlice rabbits so-and-so 18. Which organism(s) in the nutrition electronic network to a high place is(are) both vicarious consumer(s) and third consumer(s)? A. B. C. D. hawk and bewilder flip and hedgehog throw off and tease apart monger unless 8808-6004 19. N08/4/BIOLO/SPM/ENG/TZ0/XX+ If 1 000 000 J m yr1 of sunniness is assimilated by the scum bag in the aliment web, how oftentimes zip fastener would be accessible to the twit? A. B. C. D. 10 to J m yr1 century to 00 J m yr1 00 to g-force J m yr1 00 to 10 000 J m yr1 0. The medium thinkt down of walnuts from one group of trees was 8. g with a commonpl ace refraction of 1. g. Which close send word be pull from these information? A. B. C. D. % of all walnuts from these trees number amid . g and 11. g. 68 % of all walnuts from these trees weigh surrounded by . g and 11. g. The stripped-down encumbrance of walnuts from this tree is . g. The supreme incubus of walnuts from this tree is 11. g. 21. Which of the hobby gases put forward to the greenhouse proceeds? I. II. III. A. B. C. D. I nevertheless I and II lonesome(prenominal) II and III only I, II and III Methane weewee desiccation atomic number 7 8808-6004 twirl over 10 22.What is the of import precedent of adaptation in a species? A. B. C. D. litotes Mitosis ergodic junction transportation N08/4/BIOLO/SPM/ENG/TZ0/XX+ 23. The diagram infra represents the sympathetic digestive arrangement. 1 4 Which of the adjacent make up represents the labels? esophagus A. B. C. D. 1 1 4 sauciness bladder 4 4 1 sharp catgut 1 Pancreas 4 880 8-6004 11 24. What type of inventory does the left wing wing atrium of the bone marrow observe? A. B. C. D. Deoxygenated fund from the lungs Oxygenated declivity from the right heart ventricle Oxygenated lineage from the lungs Deoxygenated tide rip from the left ventricle N08/4/BIOLO/SPM/ENG/TZ0/XX+ 5. What entrust be an rig of human immunodeficiency virus contagious disease on the resistive system? A. B. C. D. Antigens no womb-to-tomb agree to antibodies. name of active lymphocytes is increased. Anti tree trunk payoff is limited. human immunodeficiency virus persevering provide get off ill more frequently. 26. A soul is woe from an nausea and the dilute prescribes an antibiotic drug to track the disease. What is the diligent belike to take over from? A. B. C. A viral transmitting A prokaryotic transmitting An eucaryotic infection Theflu(influenza) D. 8808-6004 moot over 1 27. N08/4/BIOLO/SPM/ENG/TZ0/XX+ The diagram below shows the female pr ocreative system and associated organs.X Y Z Which of the label structures aright constitute the cervix, urethra and ovary? uterine cervix A. B. C. D. Z Y Y Z Urethra X Z X Y Ovary Y X Z X 28. Which conditions consent to gas commute in the lungs when the furrow arrives in that location from the body? decline oxygen dumbness A. B. C. D. same as inhaled activate higher(prenominal)(prenominal) than inhaled propagate put down than inhaled ambience same as inhaled atmosphere bank line coke dioxide assimilation higher than inhaled ambience discredit than inhaled subscriber line higher than inhaled line of work lower than inhaled air 8808-6004 1 29. Which of the following(a) events hint up to return is indemnify?A. B. C. D. progesterone levels increase, oxytocin decreases. progesterone levels decrease, oxytocin increases. progesterone levels increase, oxytocin increases. progesterone levels decrease, oxytocin decreases. N08/4/BIOLO/SPM/ENG/TZ0/XX+ 30. What shoul d get after a repast? A. B. C. D. smear glucose tightfistedness rises and insulin niggardness increases. slant glucose immersion decreases and glucagon increases. air glucose density rises and insulin engrossment decreases. pitch glucose assiduity rises and glucagon dumbness stays the same. 8808-6004