Microscope Quiz 1 1. Describe the proper procedure for carrying a microscope. 2. Which objective lens should be in place when you put the microscope away? 3. Which adjustment knob do you use when using i) Lower-power objective lens? ii) Medium-power objective lens? iii) High-power objective lens? Name: _________________________________ Microscope Quiz 2 Circle the best answer for each of the following question. 1. Which objective lens must you always use when you first start looking at a slide? a. low-power c. high-power b. medium-power d. it does not matter 2. Which adjustment knob do you first use when you begin looking at a slide? a. coarse focus knob d. large focus knob b. fine focus knob e. it does not matter c. small focus knob 3. Which objective lens must be in place when you put away the microscope? a. low-power c. high-power b. medium-power d. it does not matter 4. Which objective lens do you use when you want the highest magnification? a. low-power c. high-power b. medium-power d. all objective lenses give the same magnification 5. If the ocular lens of a microscope is 10x and the objective lens is set at 40x, what is the total magnification of the microscope? a. 10x d. 400x b. 40x e. additional information is needed c. 50x 6. Which adjustment knob do you use when you are using the high-power objective lens? a. fine focus knob c. it does not matter b. coarse focus knob 7. What is a cover slip? a. The plastic cover that covers and protects the microscope b. The cover that is placed over the sample you view on a slide c. A glass cover that slips onto the objective lens d. The cover that is placed on the jars that protects the specimen e. None of the above 8. What is a wet mount? a. It is a permanent slide b. It is a temporary slide c. a horse left out in the rain d. none of the above 9. What should you use to clean the lenses of the microscope if they are dirty? a. your fingers d. lens paper b. your clothes c. paper towels e. tissue paper 10. Which of the following describes proper microscope care and technique? a. Be sure to carry the microscope upright, with one hand on the arm and the other under the base. b. Always begin focusing with the lowest power lens available. c. Only use the coarse focus knob with the low-power lens. d. All the above are examples of correct microscope care and technique. Microscope Quiz 3 1. If an objective lens of a compound light microscope has a magnification power of 40, why is the image magnified 400? 2. Explain how you would go about to prepare a wet mount slide. Name: _________________________________ Quiz 1 16 Circle the best answer. (2 marks in total) 1. Which of the following is part of the cell theory? (1 mark) A. All cells reproduce. B. All cells breathe. C. All cells get rid of waste. D. All cells arise from other cells. 2. Vacuoles are to storage as mitochondria are to (1 mark) A. Reproduction B. Cellular control C. Energy production D. Protein assembly E. None of the above Answer the following questions. 1. a) List the 5 characteristics of living things. (5 marks) ________________________________________________________________________ _______ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________ b) Is it possible for a living thing to only have several (and not all) of the 5 characteristics of living things? Explain. (3 marks) ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ _____________________ 2. List the main differences between plant and animal cells. (2 marks) __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ _____________________ __________________________________________________________________________ _______ 3. a) Explain the difference between prokaryotic and eukaryotic cells. (1 mark each) b) Provide an example of each. (1 mark each) Prokaryotic: ______________________________________________________________________ Example: __________________________________ Eukaryotic: ______________________________________________________________________ Example: __________________________________ Name: ______________________________ 10 E Block: Digestive System Labeling Quiz March 13, 2007 Digestive System Labeling Quiz (ANSWERS) Name: ______________________________ 15 March 15, 2007 Block: E Digestive System Matching Quiz Match the Term on the left with the best Descriptor on the right. used only once. (1 mark each) Term ____ 1. Liver ____ 2. Hydrochloric acid ____ 3. Enzyme ____ 4. Villi ____ 5. Mechanical digestion ____ 6. Chemical digestion ____ 7. Mucus ____ 8. Pharynx ____ 9. Esophagus ____ 10. Epiglottis ____ 11. Peristalsis ____ 12. Bolus ____ 13. Chyme ____ 14. Large intestine ____ 15. Pancreas Each Descriptor may be Descriptor A. A chemical in the stomach that break down food B. A flap that covers the airway tube during swallowing C. A liquid produced in the stomach D. A softened lump of food that has been chewed and covered in saliva E. A tube at the meeting point of the airway passage and the esophagus F. A tube that connects the pharynx and stomach G. Finger-like structure in the small intestine H. Makes bile I. Molecules that speed up the rate of reactions in the body J. Produces digestive enzymes that pass into the small intestine K. Slippery substance the lines various organs, such as the stomach L. Take undigested material from the small intestine and reabsorb the water and some minerals M. The breakdown of food by chemicals, such as enzymes, in the body N. The breakdown of food by chewing into pieces small enough to swallow O. The process in which muscles in the esophagus push the bolus down the stomach Digestive System Matching Quiz (ANSWERS) Match the Term on the left with the best Descriptor on the right. used only once. (1 mark each) Term ____ 1. Liver ____ 2. Hydrochloric acid ____ 3. Enzyme ____ 4. Villi ____ 5. Mechanical digestion ____ 6. Chemical digestion ____ 7. Mucus ____ 8. Pharynx ____ 9. Esophagus ____ 10. Epiglottis ____ 11. Peristalsis ____ 12. Bolus ____ 13. Chyme ____ 14. Large intestine ____ 15. Pancreas 1. H 10. B 2. 3. 4. 5. 11. O 12. D 13. C 14. L A I G N Each Descriptor may be Descriptor A. A chemical in the stomach that break down food B. A flap that covers the airway tube during swallowing C. A liquid produced in the stomach D. A softened lump of food that has been chewed and covered in saliva E. A tube at the meeting point of the airway passage and the esophagus F. A tube that connects the pharynx and stomach G. Finger-like structure in the small intestine H. Makes bile I. Molecules that speed up the rate of reactions in the body J. Produces digestive enzymes that pass into the small intestine K. Slippery substance the lines various organs, such as the stomach L. Take undigested material from the small intestine and reabsorb the water and some minerals M. The breakdown of food by chemicals, such as enzymes, in the body N. The breakdown of food by chewing into pieces small enough to swallow O. The process in which muscles in the esophagus push the bolus down the stomach 6. M 7. K 15. J 8. E 9. F Name: ______________________________ 18 March 26, 2007 Block: E Digestive System Quiz 1. The diagram on the right shows a particle of food being moved along the human digestive tract by alternate relaxation and contraction of the muscular walls of esophagus. What is the name of the process that causes the movement of the food down the esophagus? [1] ________________________ 2. A student who has eaten a sandwich consisting two slices of bread, chicken, lettuce, and mayonnaise. [1.5] a) Which organ is responsible for producing a substance that is used to break down globs of fat in mayonnaise into smaller droplets? ___________________ b) What is the name of this substance that is being produced? ___________________ c) Where is this substance stored in? ___________________ 3. What structural feature of the small intestine enables it to increase rate of nutrient absorption into our body? [1] ___________________ 4. a) Give an example of mechanism digestion. [0.5] ____________________________ b) Give an example of chemical digestion. [0.5] ______________________________ 5. List the four stages of digestion: [2] (i) ___________________ (iii) ___________________ (ii) ___________________ (iv) ___________________ 6. State the function of enzymes [1] _____________________________________________________________________ 7. a) While food is chewed in the mouth, what substance does it get mixed with? [1] __________________ b) What is the function of this substance? [1] ___________________________________________________________________ 8. Gastric juice is made up of 3 components. State any two components below. [1] ___________________ and ___________________ 9. After 2-6 hours being in the muscular and stretchable stomach, the bolus gets broken down into a liquid. What is this liquid called? [1] ____________________ 10. What is the name of the structure that blocks off the top of our trachea in order to prevent food from going down the wrong path and into our lungs? [1] ___________________ 11. Provide an example of how bacteria are beneficial to human’s digestive system. [1] _____________________________________________________________________ 12. State the four main organs in the excretory system: [2] (i) ___________________ (iii) ___________________ (ii) ___________________ (iv) ___________________ 13. Matching: Match the Term on the left with the best Descriptor on the right. Each Descriptor may be used only once. [2.5] ____ 1. Term Kidneys Descriptor A. A muscular tube that leads urine to outside of the ____ 2. ____ 3. ____ 4. ____ 5. Bladder Ureters Urethra Feces B. C. D. E. body Filter blood and remove waste The digested, solid waste products of the digestion process Urine is filled here Urine is passed out of each kidney and into this muscular tube Name: ANSWERS Digestive System Quiz 1. The diagram on the right shows a particle of food being moved along the human digestive tract by alternate relaxation and contraction of the muscular walls of esophagus. What is the name of the process that causes the movement of the food down the esophagus? [1] Peristalsis 2. A student who has eaten a sandwich consisting two slices of bread, chicken, lettuce, and mayonnaise. [1.5] a) Which organ is responsible for producing a substance that is used to break down globs of fat in mayonnaise into smaller droplets? Liver b) What is the name of this substance that is being produced? Bile c) Where is this substance stored in? Gall bladder 3. What structural feature of the small intestine enables it to increase rate of nutrient absorption into our body? [1] Villi 4. a) Give an example of mechanism digestion. [0.5] Teeth in mouth b) Give an example of chemical digestion.[0.5] Amylase in saliva/pepsin in stomach 5. List the four stages of digestion: [2] (i) Ingestion (iii) Absorbing (ii) Digesting (iv) Eliminating 6. State the function of enzymes [1] Speed up reactions that could not normally occur or only occur slowly at body temperature 7. a) While food is chewed in the mouth, what substance does it get mixed with? [1] Saliva b) What is the function of this substance? [1] Saliva moistens the food so it slides down our throat easily; enzyme in saliva help break down complex carbohydrates into simple carbohydrates. 8. Gastric juice is made up of 3 components. State any two components below. [1] Mucus, hydrochloric acid, and enzymes (pepsin) 9. After 2-6 hours being in the muscular and stretchable stomach, the bolus gets broken down into a liquid. What is this liquid called? [1] chyme 10. What is the name of the structure that blocks off the top of our trachea in order to prevent food from going down the wrong path and into our lungs? [1] Epiglottis 11. Provide an example of how bacteria are beneficial to human’s digestive system. [1] Use undigested material to make vitamin (Vitamin K) – helps our blood to clot 12. State the four main organs in the excretory system: [2] (i) Kidneys (iii) Bladder (ii) Ureters (iv) Urethra 13. Matching: Match the Term on the left with the best Descriptor on the right. Each Descriptor may be used only once. [2.5] B 1. D 2. E 3. A 4. C 5. Term Kidneys Bladder Ureters Urethra Feces A. B. C. D. Descriptor A muscular tube that leads urine to outside of the body Filter blood and remove waste The digested, solid waste products of the digestion process Urine is filled here E. Urine is passed out of each kidney and into this muscular tube Name: ______________________________ 19 March 28, 2007 Block: E Nutrients Quiz 1. Our body requires nutrients for many reasons. We have discussed 5 in class. State three of them below: [3] (a) __________________________ (b) __________________________ (c) __________________________ 2. Define the word "diet". [1] _____________________________________________________________________ 3. There are 5 different types of nutrients. Carbohydrate is one of them. State the rest of them. [2] (a) __________________________ (c) __________________________ (b) __________________________ (d) __________________________ 4. What is another name for simple carbohydrates? [1] __________________ 5. a) What is the difference between simple and complex carbohydrates? [1] _____________________________________________________________________ _____________________________________________________________________ b) Explain why it is better in the long run to eat complex carbohydrates than simple carbohydrates. [2] _____________________________________________________________________ _____________________________________________________________________ _____________________________________________________________________ 6. There are 2 types of fats. Give the name of the type of fats that is also known as "BAD fat". [1] _____________________________ 7. State 2 functions of fats in our body. [2] (a) __________________________________________________________________ (b) __________________________________________________________________ 8. Why is it not good to break down proteins for energy? [1] _____________________________________________________________________ _____________________________________________________________________ 9. Does our body require a small or large amount of minerals and vitamins? [1] _______ 10. State the names of the common mineral and common vitamins that we discussed in class. (a) Common mineral [1]: _________________ (b) Common vitamin [1]: ________________ 11. Is water a nutrient? [1] __________ 12. State the function of water. [1] _____________________________________________________________________ Name: ANSWER KEY March 28, 2007 Block: E Nutrients Quiz 1. Our body requires nutrients for many reasons. We have discussed 5 in class. State three of them below: - Energy - Repair - Growth - Maintenance - Development 2. Define the word "diet". The amount and type of food we should eat to maintain our health. 3. There are 5 different types of nutrients. Carbohydrate is one of them. State the rest of them. (i) Proteins (iii) Minerals (ii) Fats (iv) Vitamins 4. What is another name for simple carbohydrates? Sugar 5a) What is the difference between simple carbohydrates and complex carbohydrates? Complex carbohydrates need to be broken down in to simple carbohydrates (glucose) before it can be used by the body as energy whereas simple carbohydrates can be used for energy right away. b) Explain why it is better in the long run to eat complex carbohydrates than simple carbohydrates. Our body breaks down simple carbohydrates very quickly; however, it takes a LONG time to break down complex carbohydrates before it can be used as energy. So if our diet is high in simple carbohydrates and low in complex carbohydrates, we will feel hungry very often and will need to eat very frequently. 6. There are 2 types of fats. Give the name of the type of fats that is also known as "BAD fat". Saturated Fats 7. State 2 functions of fats in our body. - Used to build cell membranes - Can be stored for future energy use - Storing energy for later during times of desperate needs - Can keep us warm - Act like a cushion and protect our organs from getting damaged 8. Why is it not good to break down proteins for energy? Because proteins are building blocks for many structures in cells. 9. Does our body require a small or large amount of minerals and vitamins? Small 10. State the names of the common mineral and common vitamins that we discussed in class. Common mineral: calcium Common vitamin: vitamin D 11. Is water a nutrient? No 12. State the function of water. - Helps transport nutrients and wastes - Helps cool the body through sweat Name: ______________________________ 9 March 30, 2007 Block: E Circulatory System Labeling Quiz Bonus: Using arrows, indicate the correct direction of blood flow through the four chambers of the heart. Name: ______________________________ 20 Block: E Circulatory System Quiz April 5, 2007 Answer the following questions in the space provided. stated otherwise. Each question is worth 1 mark unless 1. What type of muscles is the heart mostly made up of? _______________________________ 2. The heart is divided into four parts called chambers. 3. a) What is the name for the upper chambers? ______________________________________ b) Do the upper chambers pump the blood out of the heart? (Yes/No) ___________________ c) What is the name for the lower chambers? ______________________________________ d) Do the lower chambers move blood from the body and into the heart? (Yes/No) ________ 4. For blood to circulate our whole body once, how many times does the blood have to pass through the heart? ______________ 5. What is the function of one-way valves between the chambers? ___________________________________________________________________________ 6. There are two general types of blood vessels: arteries and veins. a) Which one of these two move blood away from the heart? __________________________ b) Which one of these two carry deoxygenated blood back to the heart? _________________ 7. Capillaries allow the diffusion of 3 substances. Name any 2 of them. [2] ___________________________________________________________________________ 8. Give 2 functions of blood. [2] __________________________________________________________________________________ ____________________________________________________________________ 9. Blood is comprised of four components. Name any 3 of them. [3] __________________________________________________________________________________ ____________________________________________________________________ 10. a) What substance does hemoglobin pick up as blood pass through the lungs? ____________ b) What substance does hemoglobin pick up as blood travel from the tissues back to the lungs? ______________________ 11. Does the number of white blood cells increase or decrease when we get an infection? ______________________ 12. How do platelets help stop the bleeding and seal the wound when we cut ourselves? _____________________________________________________________________ Name: ANSWER KEY April 5, 2007 Block: E Circulatory System Quiz Answer the following questions in the space provided. stated otherwise. Each question is worth 1 mark unless 1. What type of muscles is the heart mostly made up of? Cardiac 2. The heart is divided into four parts called chambers. 3. a) What is the name for the upper chambers? Atria b) Do the upper chambers pump the blood out of the heart? (Yes/No) No c) What is the name for the lower chambers? Ventricles d) Do the lower chambers move blood from the body and into the heart? (Yes/No) No 4. For blood to circulate our whole body once, how many times does the blood have to pass through the heart? Twice 5. What is the function of one-way valves between the chambers? Keep our blood flowing in the right direction 6. There are two general types of blood vessels: arteries and veins. a) Which one of these two move blood away from the heart? Arteries b) Which one of these two carry deoxygenated blood back to the heart? Veins 7. Capillaries allow the diffusion of 3 substances. Name any 2 of them. [2] Oxygen, nutrients, and glucose 8. Give 2 functions of blood. [2] (i) Helps to fight germs and infections, (ii) heal wounds, (iii) control body temperature, (iv) carry substances around our body 9. Blood is comprised of four components. Name any 3 of them. [3] Red blood cells, White blood cells, Platelets, and Plasma 10. a) What substance does hemoglobin pick up as blood pass through the lungs? Oxygen b) What substance does hemoglobin pick up as blood travel from the tissues back to the lungs? Carbon dioxide 11. Does the number of white blood cells increase or decrease when we get an infection? Increase 12. How do platelets help stop the bleeding and seal the wound when we cut ourselves? By thickening the blood Name: ______________________________ 11 Respiratory System Labeling Quiz Name: ______________________________ 13 Respiratory System Labeling Quiz 2 1. a) Name the slippery liquid substance that lines the nose and trachea. [1] ___________ b) State 2 functions of this substance. [2] __________________________________________________________________________ ____________________________________________________________ 2. [1] The alveoli at the end of each bronchiole are surrounded by a network of blood vessels called ______________________________. 3. What is the name of the process in which carbon dioxide passes into the alveoli and oxygen passes into the capillaries in the lungs? [1] ____________________________ 4. The process of breathing is controlled by the movements of two muscles. a) Give the name of the muscles that are in the chest. [1] _______________________ b) Give the name of the flat, dome-shaped sheet of muscle that lies under the lungs. [1] ____________________ 5. a) [2] During inhalation, your diaphragm _________________ (flattens/relaxes) and your ribs goes ____________________ (up and out/down and in). b) [1] Does the space inside your chest get larger or smaller during inhalation? ____________________ c) [2] During exhalation, your diaphragm ____________________ (flattens/relaxes) and your ribs goes ____________________ (up and out/down and in). d) [1] Does the space inside your chest get larger or smaller during exhalation? ____________________ Name: ANSWER KEY Respiratory System Labeling Quiz 2 1. a) Name the slippery liquid substance that lines the nose and trachea. [1] Mucus b) State 2 functions of this substance. [2] Warms and moistens the air so that air can travel more easily along the passages Traps dirt and germs in the air with the help of tiny hairs called cilia 2. [1] The alveoli at the end of each bronchiole are surrounded by a network of blood vessels called capillaries. 3. What is the name of the process in which carbon dioxide passes into the alveoli and oxygen passes into the capillaries in the lungs? [1] Gas exchange 4. The process of breathing is controlled by the movements of two muscles. a) Give the name of the muscles that are in the chest. [1] Intercostal muscles b) Give the name of the flat, dome-shaped sheet of muscle that lies under the lungs. [1] Diaphragm 5. a) [2] During inhalation, your diaphragm flattens (flattens/relaxes) and your ribs goes up and out (up and out/down and in). b) [1] Does the space inside your chest get larger or smaller during inhalation? Larger c) [2] During exhalation, your diaphragm relaxes (flattens/relaxes) and your ribs goes down and in (up and out/down and in). d) [1] Does the space inside your chest get larger or smaller during exhalation? Smaller