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Science 14 Part B Final Exam Mr. Pittman Name: _____________________ Answer the multiple choice on the scantron sheet. Answer the matching and written response in the exam booklet. Read the following questions carefully and answer them to the best of your ability. Good Luck!!!! Mark: __________/ 68 = __________% Part A: Multiple Choice (40 marks) 1. The function of the nucleus is to… a. control the flow of nutrients – “The Gateway” b. convert energy into useable forms – “The Powerhouse” c. direct all activities in the cell – “The Command Centre” d. store nutrients the cell needs – “The Storage Room” 2. Plants produce this gas, which is then used by animals for their life processes. a. carbon dioxide b. nitrogen c. oxygen d. hydrogen 3. The two products created by photosynthesis are ________________ and _________________. a. carbon dioxide and water b. oxygen and sugar c. oxygen and water d. water and sugar 4. What parts do you carry the microscope by ______________ and _________________? a. Stage & Arm b. Base & Nosepiece c. Base & Arm d. Stage & Nosepiece 5. The role of the digestive system is to… a. deliver food molecules to each cell in your body b. supply your blood with oxygen c. remove wastes from the body d. break down food into particles that can be used by your cells 6. The basic unit of life is the __________________. a. organism b. cell c. structure d. adaptation 7. The correct order from smallest to largest is… a. cell, tissue, organ, organ system b. tissue, cell, organ, organ system c. organ, tissue, cell, organ system d. cell, organ, organ system, tissue 8. The heart, arteries, and capillaries all belong to your _________________________. a. Digestive system b. Nervous system c. Circulatory system d. Respiratory system 9. When kidneys fail to perform their function properly a machine can do the job for them, allowing people to lead relatively normal lives. This machine is called a ________________________. a. Urinalysis machine b. Bladder contraption c. Dialysis machine d. Cholesterol machine 10. All living cells contain DNA. In the cells of plants and mammals, DNA is located in the ______________. a. cytoplasm b. nucleus c. vacuoles d. mitochondria 11. Plant cells are different from animal cells because they contain ________________. a. a cell membrane b. a cell wall c. vacuoles d. cytoplasm 12. The chemical digestion of food begins in this structure, which breaks down food and mixes it with gastric juices to form a pasty fluid using muscle contractions. a. stomach b. esophagus c. mouth d. small intestine 13. The correct order of food passage through the digestive system is a. small intestine, large intestine, rectum, anus b. stomach, pancreas, liver, small intestine c. appendix, small intestine, rectum, large intestine d. large intestine, stomach, rectum, liver 14. If a cell has chloroplasts, it is a/an… a. multi-cellular organism b. plant cell c. real cell d. animal cell 15. Which part of the cell is responsible for creating energy for the cell? a. ER b. Nucleus c. Mitochondrion d. vacuole Use the following picture to help you with questions 14, 15 & 16. 16. The part of the microscope - #6 is a. Diaphragm b. Objective lens c. Fine adjustment knob d. Course adjustment knob 17. The part of the microscope - #1 is a. Eyepiece b. Objective lens c. Base d. Arm 18. The part of the microscope -#3 is a. Eyepiece b. Base c. Arm d. Objective lens 19. Which of the following procedures clears a blocked artery by threading a balloon through a hollow tube to where the blocked artery is then inflating the balloon allowing blood to flow again? a. X-Ray b. Angioplasty c. Endoscope d. Electrocardiograms (EKG) 20. Which one of the following statements is NOT one of the guidelines from Canada's Food Guide? a. Eat a variety of foods. b. Choose whole grain often and eat a variety of fruits and vegetables. c. Eat low-fat food products and limit the intake of salt. d. Exercise if you are an athlete. 21. The nutrient that should make up 55-65% of your diet is.. a. fats b. proteins c. water d. carbohydrates 22. Meat, fish, poultry, eggs, dried beans and peas are examples of _______________________. a. fats b. proteins c. carbohydrates d. minerals 23. Which of the following is not a function of water in the body? a. Dilutes and disposes of body wastes and toxins. b. Dissolves and transports nutrients. c. Controls body temperature. d. Main energy source for the body. 24. There is a concern about the burning of fossil fuels because of the release of _________________. a. carbon dioxide b. carbon monoxide c. nitrogen oxides d. oxygen 25. Which of the following lists shows human activities that could all damage the natural habitats of animals and plants? a. cultivating cropland, draining wetlands, planting forests b. draining wetlands, planting trees along edges of fields, logging c. cultivating cropland, rebuilding wetlands, logging d. logging, draining wetlands, cultivating cropland 26. An example of a biotic factor in the environment is _______________________. a. wind b. soil c. water d. bacteria 27. A food chain starts with ___________________. a. a human b. the consumer c. a decomposer d. a producer 28. In a pyramid of energy, how much energy is transferred from one level to the next? a. 10% b. 20% c. 50% d. 100% 29. Evaporation, condensation, and precipitation are all parts of ____________________. a. making fog b. the mud cycle c. a normal Alberta weather forecast d. the water cycle 30. Living organisms interacting with each other and their non-living environment make up a/an ____________. a. biosphere b. ecosystem c. habitat d. species 31. Use the chart below to determine the estimated calorie requirement for a moderately active 27 year old female. a. 1800 Kilocalories b. 2400 Kilocalories c. 2000-2200 Kilocalories d. 2600-2800 Kilocalories 32. All organisms are connected within an ecosystem. Plants are the most important because they make their own food and they are the… a. carnivores b. herbivores c. consumers d. producers 33. Plants are able to reduce pollution by using this gas… a. nitrogen b. oxygen c. chlorine d. carbon dioxide 34. Good healthy soil contains soil-dwellers and decomposers. The group that lists all decomposers is… a. bacteria & mushrooms b. crows & raccoons c. centipedes & mice d. magpies & crows 35. Food chains and food webs are models in science, which visually show us the different relationships within an ecosystem. The primary difference between the food chain and the food web is… a. a food chain shows how energy is stored b. a food web shows how energy is used c. a food web is a complex system of food chains d. a food chain is a combination of different food webs 36. The arrows in a food chain show the…. a. loss of energy b. movement of matter c. level of energy d. transfer of energy 37. When clothes dry on a washing line it is because the water turns to water vapour. What is the name for this process? a. condensation b. evaporation c. precipitation d. transpiration 38. The process of water vapour moving from the leaves of a tree to the surrounding atmosphere (via the stomata) is the process of ________________. a. condensation b. evaporation c. precipitation d. transpiration 39. Energy can be created and destroyed. Is this statement true or false? a. True b. False 40. Atmospheric nitrogen (N2) is in a form that is not usable to plants and animals. Is this statement true or false? a. True b. False Part B: Matching (7 marks) Match the term in column A with the description in column B. Print the correct letter for the description in the space provided. (7 marks) Answer Column A Column B 41. digestive system (a) allows organisms to reproduce 42. circulatory system (b) controls involuntary responses 43. respiratory system (c) responsible for getting oxygen into the body and carbon dioxide out 44. reproductive system (d) makes it possible for the body to move 45. nervous system (e) transports food and gases 46. muscular system (f) breaks down food molecules and releases nutrients that can be converted into energy in the bloodstream 47. skeletal system (g) supports and protects the body and its organs Part C: Written Response (21 marks) Answer in full sentences unless indicated otherwise. 48. Label the producer and the secondary consumer in the food chain below. (2 marks) Grass Rabbit Fox Wolf 49. Draw an energy pyramid for the food chain below. (4 marks) 50. In the following animal cell below circle, label, and provide the function of three organelles. (6 marks) 51. Draw a food web that contains at least 10 organisms. (5 marks) *You do not need to draw the organisms….names are suffienct.* 52. Identify and describe two problems where humans have had a negative impact on the environment. Then suggest two ways we can improve those impacts we have made. (4 marks) Congratulations you have completed SCIENCE 14!! Thanks for the great semester