UNIT B Cells & Systems Final Exam - OCR PDF

UNIT B - Cells & Systems FINAL EXAM PART A Name: _______________________ Section: ____ SECTION 1 1. Name the six characteristics of all living things. (5 marks) 1. _____________________________________________________ 1. ____________________________________________________ 2. _______________________...

UNIT B - Cells & Systems FINAL EXAM PART A Name: _______________________ Section: ____ SECTION 1 1. Name the six characteristics of all living things. (5 marks) 1. _____________________________________________________ 1. ____________________________________________________ 2. ____________________________________________________ 3. ____________________________________________________ 4. ____________________________________________________ 5. ____________________________________________________ 2. Which term describes the sum of all different processes that occur in an organism? A. B. C. D. Stimulus Reproduction Metabolism Growth 3. Organisms that contain only one cell are referred to as ______________________________. Organisms that contain more than one cell are referred to as _____________________________. 4. For each of the following determine if it is a PHYSICAL or BEHAVIORAL ADAPTATION. (Write Physical or Behavioral in the space provided) An organism that uses camouflage to blend into its environment. ________________ An organism with thick blubber to resist the cold. ______________________ Organism that defends a specific area. ________________________ An organism that hibernates during the winter. _______________________ Fins of marine organisms. ______________________ Organisms active during the night to avoid predators. ______________________ 5. Francesco Redi conducted an experiment to disprove which theory? A. B. C. D. Theory of Relativity Theory of Spontaneous Generation Theory of Evolution Theory of Gravity 6. What is a stimulus in the context of living organisms? A. B. C. D. The removal of waste products from the body A living thing that provides energy to other organisms Anything that causes a response in an organism The process of cell division 7. Match each word in the list to its definition. Cell Tissue Organs Organ Systems Organisms a group of tissues that perform a specific function basic unit of life a group of specialized cells with a similar structure that function together as a unit. group of organ systems that create a biological living entity a group of organs that work together to perform one or more specific functions 8. What did Aristotle observe that led to his idea of spontaneous generation? A. B. C. D. Mice exiting a bale of hay gave rise to living organisms Territorial behaviors in animals Living organisms decaying in water bodies Bird migration patterns SECTION 2 9. What are the two types of microscopes scientists and students commonly use? 1. _____________________________________________ 2. _____________________________________________ 10. What was the magnification of each of the three objective lenses on our compound light microscope? A. B. C. D. 100, 200, 400 4, 10, 40 40, 100, 200 4, 10, 20 11. What is the function of pseudopods in amoebas? A. B. C. D. Removing waste products Reacting to stimuli Reproduction Capturing food 12. How do paramecium move through freshwater? A. B. C. D. Streamlining cytoplasm Extending cilia Using pseudopods Sweeping food into an oral groove 13. Which factor below does not affect the amount of detail you see through a microscope? A. B. C. D. Quality of Slide Power of Objective Lens Type of organism Type of Microscope 14. Plant and animal cells have specialized structures called …... A. B. C. D. Cells Tissues Organelles Organ Systems 15. Indicate with a check mark, which is an onion cell below. ロ ロ 16. Match the animal and plant cell structures with its definition on the right. A. Nucleus ____ B. Mitochondria ____ C. Cell Membrane ____ D. Vacuoles ____ E. Cytoplasm ____ F. Cell Wall ____ G. Chloroplasts ____ 1 “Solar panels” of the cell that carry out photosynthesis. 2 The“Kitchen” of the cell containing the nutrients 3 “Controllable gateway” that lets needed materials in and waste out. 4 “Command Center” that controls all activities of the cell. 5 “Powerhouse” of the cell that converts energy the cell receives into a form it can use. 6 “Frame” of the cell found in plants. 7 “Storage room” where all substances are stored in the cell. 17. Diffusion is the movement of molecules from an area of _____________________ concentration to one of _________________ concentration. 18. The cell membrane acts like a filter allowing certain particles in and out of the cell. This membrane is called a ….. A. B. C. D. Selective membrane Permeable membrane Selectively permeable membrane Semi-permeable membrane 19. How do unicellular organisms, such as amoeba, reproduce? A. Sexual reproduction B. Meiosis C. Mitosis 20. There are four components that make up blood. Match each with its function below. Plasma ____ White Blood Cells ____ Red Blood Cells ____ Platelets ____ 21. Why can red blood cells not reproduce themselves? A. No nucleus B. Lose their nucleus when they mature C. Not enough D. Takes too long 22. Match the four (4) types of tissue to its definition on the right. A. Nervous Tissue ____ B. Connective Tissue ____ C. Muscle Tissue ____ D. Epithelial Tissue ____ 23. Determine which of the following states each of the following cells is in from the word list. Isotonic Hypertonic Hypotonic _________________________ __________________________ __________________________ 24. True or False. As you increase the magnification of the objective lens, the field of view increases. A. TRUE B. FALSE 25 Which factor below does not affect the amount of detail you see through a microscope? A. B. C. D. Quality of Slide Power of Objective Lens Type of organism Type of Microscope SECTION 3 26. Which of the following body systems is responsible for transporting oxygen to your cells and removing waste? A Circulatory System B. Nervous System C. Respiratory System D. Digestive System E. Excretory System 27. Which of the following body systems is responsible for breaking down the food you eat into small enough pieces to be used by your cells? A Circulatory System B. Nervous System C. Respiratory System D. Digestive System E. Excretory System 28. Which of the following body systems is responsible for supplying your blood with oxygen and removing carbon dioxide from the body and returning it to the air? A Circulatory System B. Nervous System C. Respiratory System D. Excretory System E. Digestive system 29. Which of the following body systems is responsible for removing poisonous waste from the body? A Circulatory System B. Nervous System C. Respiratory System D. Excretory System E. Circulatory System 30. Which of the following body systems is responsible for responding to both external and internal stimuli? A Circulatory System B. Nervous System C. Respiratory System D. Excretory System E. Digestive System DIGESTIVE SYSTEM 31. Which of the following is not one of the energy sources broken down during digestion and used by your cells? A. B. C. D. Proteins Lipids (Oils, Fats) Carbohydrates Calories 32. There are two types of digestion. Which type of digestion is found within the stomach? A. Chemical digestion B. Mechanical digestion 33. Match each part of the digestive system with its function. Salivary glands Liver Gallbladder Stomach Gastric Juice Villi ____ ____ ____ ____ ____ ____ 34. What is the role of peristalsis in the digestive system? A. B. C. D. Moving food from the stomach to the small intestine by wave-like contractions Carrying oxygen to the lungs Absorbing nutrients in the small intestine Breaking down food CIRCULATORY SYSTEM 35. Label each of the following parts of the heart from the word list below. Inferior vena cava Superior vena cava Aorta Pulmonary Artery Left Atrium Left Ventricle Right Ventricle Right Atrium 36. Match the following structure to its function. Kidneys ____ Liver ____ Bladder ____ Ureters ____ 37. What are the three broad functions of the Central Nervous System (CNS)? A. Controlling voluntary responses, managing emotions, processing visual data B. Sending out sensory signals, processing motor commands, controlling involuntary responses C. Transmitting motor signals, processing sensory information, controlling heart rate D. Taking in sensory information, processing information, sending out motor signals 38. Which part of the body connects the spinal cord to the brain? A. B. C. D. Medulla oblongata Hippocampus Cerebellum Cerebrum 39. What is an example of a response that the spinal cord can generate without involving the brain? A. B. C. D. Controlling breathing rate Interpreting visual signals Initiating a reflex action like pulling your hand away from a hot surface Regulating body temperature 40. Label the following parts of the connection between neurons and briefly describe their function. (6 marks) SOMA DENDRITE AXON