Cambridge International Examinations Cambridge International General Certificate of Secondary Education

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1 * * ambridge International Examinations ambridge International General ertificate of Secondary Education IOLOGY 0610/12 Paper 1 Multiple hoice (ore) October/November 2018 dditional Materials: Multiple hoice nswer Sheet Soft clean eraser Soft pencil (type or H is recommended) 45 minutes RE THESE INSTRUTIONS FIRST Write in soft pencil. o not use staples, paper clips, 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 syllabus is approved for use in England, Wales and Northern Ireland as a ambridge International Level 1/Level 2 ertificate. This document consists of 17 printed pages and 3 blank pages. I18 11_0610_12/4RP ULES 2018 [Turn over

Rattus norvegicus Rattus rattus Which statement about the rats is correct? The rats are the same genus. The rats are the same species.

2 1 ll living organisms release energy from nutrient molecules within their cells. What is the name of this characteristic? 2 growth nutrition respiration sensitivity 2 The photographs show two different rats. Rattus norvegicus Rattus rattus Which statement about the rats is correct? The rats are the same genus. The rats are the same species. The rats can breed together to produce fertile offspring. The rats do not share any of the same features. 3 The diagram shows an arthropod. Which group of arthropods does it belong to? arachnids crustaceans insects myriapods ULES /12/O/N/18

3 3 4 Two types of cell, one animal and one plant, were examined using a light microscope. Which row shows the correct combination of cellular features that would be observed in the cells? cell structure observed animal cell plant cell chloroplast membrane vacuole cytoplasm cytoplasm nucleus chloroplast membrane membrane cell wall cytoplasm nucleus nucleus chloroplast cell wall membrane 5 The diagram shows part of a leaf in cross-section. X Structures X and Y are both part of the same Y cell. organ. tissue. vessel. 6 photograph shows a plant cell nucleus measuring 2 mm across. If the magnification of the cell is 500, what is the actual size of the nucleus? mm mm 0.04 mm 250 mm ULES /12/O/N/18 [Turn over

4 7 How do carbon dioxide and oxygen move into and out of a mesophyll cell? 4 active transport diffusion respiration transpiration 8 The diagram shows apparatus used to investigate osmosis. The volumes of solutions,, and were the same at the start of the investigation. fter one hour, the solutions had moved up the glass tubes. Which solution was the most concentrated at the start of the investigation? glass tube glass tube glass tube glass tube partially permeable membrane partially permeable membrane water solution solution solution solution ULES /12/O/N/18

5 9 The data show the concentrations of sugar and starch in an onion. 5 total sugar including reducing sugar / g per 100g starch / g per 100g The onion is tested with enedict s solution and iodine solution. Which set of results is correct? enedict s solution iodine solution blue blue-black blue brown brick red blue-black brick red brown 10 The apparatus shown is used for an experiment on starch digestion. Which test-tube contains the most sugar after 20 minutes? starch solution and salivary amylase starch solution starch solution and salivary amylase water-bath at 15 water-bath at 37 ULES /12/O/N/18 [Turn over

6 11 n experiment was carried out using the apparatus shown. 6 The carbon dioxide content of the water in each test-tube was measured at the start and again three hours later. In which test-tube would there be a decrease in carbon dioxide content? water water plant water snail black polythene to keep out light light light light 12 The diagram shows a cross-section of a leaf. Which is the xylem? 13 What is the result of a diet lacking iron? bleeding gums poor wound healing reduced number of red blood cells weak bones and teeth ULES /12/O/N/18

7 14 Which row shows an enzyme with the correct site of production and products? 7 enzyme enzyme produced by product(s) of digestion amylase salivary glands amino acids amylase stomach sugar protease salivary glands sugar protease stomach amino acids 15 The diagram shows a plant cell. What type of plant cell is this? guard cell mesophyll cell root cortex cell root hair cell ULES /12/O/N/18 [Turn over

8 16 The diagram shows two shoots at the start of an experiment on transpiration. 8 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 / g shoot Y / g The diagram shows a circulatory system. 2 3 capillaries of the lungs heart capillaries of the rest of the body 1 4 Which vessels carry oxygenated blood? 1 and 2 1 and 4 2 and 3 2 and 4 ULES /12/O/N/18

9 18 Some organisms cause transmissible diseases. What is defined as a disease-causing organism? 9 bacterium pathogen phagocyte virus 19 The graph shows changes in the volume of air in the lungs of a person at rest, over a period of 30 seconds. volume of air in lungs / dm time / s 30 Which graph shows changes in the volume of air in the lungs of the same person immediately after they have done five minutes of vigorous exercise? volume of air in lungs / dm volume of air in lungs / dm time / s time / s 2 2 volume volume of air in of air in lungs 1 lungs 1 / dm 3 / dm time / s 0 30 time / s ULES /12/O/N/18 [Turn over

10 10 20 s we breathe out, is through the lungs. Which words correctly complete gaps 1 and 2? 1 2 carbon dioxide excreted carbon dioxide respired oxygen excreted oxygen respired 21 person carries out vigorous exercise without drinking any water. What would happen to the concentration and volume of the person s urine immediately after exercise? urine concentration urine volume decrease decrease decrease increase increase decrease increase increase 22 The diagram shows a reflex arc. Which label points to the sensory neurone? hot pan ULES /12/O/N/18

11 11 23 What does the central nervous system consist of? brain, spinal cord and peripheral nerves brain and spinal cord only brain only spinal cord and peripheral nerves only 24 Where is alcohol broken down in the body? bladder kidneys liver stomach 25 The diagram shows parts of a flower. Which structure represents the site of fertilisation? ULES /12/O/N/18 [Turn over

12 12 26 The diagram shows the female reproductive system. Where does implantation normally occur? 27 Which precautions could help to prevent the spread of IS? 1 avoiding the mixing of blood 2 using a femidom 3 using the contraceptive pill 4 using a condom 1 and 3 1, 2 and 4 2, 3 and 4 2 and 4 only ULES /12/O/N/18

13 28 The diagram shows a timeline of a woman s menstrual cycle, which lasts for 28 days menstruation (period) On which days of the menstrual cycle is a woman most likely to become pregnant? days 1 4 days 7 10 days days What is the transmission of genetic information from generation to generation known as? cell division inheritance meiosis mitosis ULES /12/O/N/18 [Turn over

14 14 30 The diagram shows the chromosomes in one human cell XX What can be concluded from the chromosomes in this cell? The cell is from a man. The cell is from a woman. There are only 23 chromosomes per cell. There are only 46 pairs of chromosomes per cell. 31 The allele for detached earlobes is dominant to the allele for attached earlobes. Two parents are heterozygous for detached earlobes. What is the probability of their first child having attached earlobes? 0% 25% 50% 75% 32 Which is an example of discontinuous variation? height skin colour tongue rolling weight ULES /12/O/N/18

15 33 Farmers have bred Holstein-Friesian cattle to produce more milk than older breeds of cattle. 15 Which process was used to produce these cattle? adaptation genetic engineering natural selection selective breeding 34 The diagram shows a food web. hedgehog robin caterpillar greenfly beetle rose plant cabbage plant Which row shows a food chain in this food web? producer primary consumer secondary consumer hedgehog caterpillar robin cabbage plant greenfly beetle cabbage plant beetle robin rose plant hedgehog greenfly ULES /12/O/N/18 [Turn over

16 16 35 The diagram shows part of the carbon cycle. Which arrow represents photosynthesis? burning carbon dioxide in air animals plants decomposers 36 The population of rabbits in a woodland halves over a ten year period. Rabbits are herbivores. What could have caused this change? an increased food supply an increased light intensity an increased number of predators an increased water supply 37 The production of ethanol for biofuels involves two stages. Firstly, starch is converted to glucose by Secondly, glucose is converted to ethanol by during Which row correctly completes gaps 1, 2 and 3? enzymes bacteria aerobic respiration enzymes yeast anaerobic respiration pectinase bacteria aerobic respiration pectinase yeast anaerobic respiration ULES /12/O/N/18

17 17 38 Scientists have produced yellow rice called Golden Rice. Golden Rice has been produced by the insertion of genes into rice plants. What is involved in the production of Golden Rice? genetic engineering mutation natural selection selective breeding 39 What is a negative impact on the environment caused by deforestation? decrease in land for livestock production decreased levels of carbon dioxide in the air increase in flooding increased levels of soil 40 Which is a greenhouse gas? herbicides insecticides methane oxygen ULES /12/O/N/18

18 18 LNK PGE ULES /12/O/N/18

19 19 LNK PGE ULES /12/O/N/18

20 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. To avoid the issue of disclosure of answer-related information to candidates, all copyright acknowledgements are reproduced online in the ambridge International Examinations opyright cknowledgements ooklet. This is produced for each series of examinations and is freely available to download at after the live examination series. 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 /12/O/N/18

Cambridge International Examinations Cambridge International General Certificate of Secondary Education

Cambridge International Examinations Cambridge International General Certificate of Secondary Education *9885623081* ambridge International Examinations ambridge International General ertificate of Secondary Education IOLOGY 0610/13 Paper 1 Multiple hoice (ore) October/November 2018 dditional Materials: