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GCSE OCR Biology B Paper 2
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#1. In osmosis – are particles travelling with or against the concentration gradient?
#2. What is groundwater?
#3. What are cells that line structures in the body and have cilia?
#4. Name one hormone that is produced in the pancreas?
#5. Arteries carry blood around the body, do they carry blood away from or towards the heart?
Remember – Arteries Away
#6. What is stroke volume?
#7. Is the following statement accurate? Lightning can cause atmospheric nitrogen to be released into the rain and be washed into the soil?
#8. What is the word equation for photosynthesis? ? In some examples you might also see sunlight and chlorophyll above and below the arrow.
#9. What is an active site?
#10. True or false – plants remove carbon from the atmosphere during photosynthesis
#11. What is the role of the cell membrane?
Select all that apply:
#12. Glucose enters the body via the?
#13. In which part of the cell does anaerobic respiration take place?
#14. Capillaries are only one cell thick and have thousands of branches. What is the function of capillaries?
#15. Is the following statement accurate: nitrogen be can be moved back and forth from the atmosphere and into the soil by bacteria.
#16. Name two resources that both animals and plants need to survive and reproduce? ? structure your answer like this: ..... and .....
#17. Cells are adapted to perform a specific function. Why do cells in the pancreas have lots of ribosomes?
#18. Which of the following is part of the central nervous system (CNS)?
#19. What do we call animals that eat both other animals and plants?
#20. The female gametes (egg cells) are adapted to their function. Which of the following are adaptations of egg cells?
Select all that apply:
#21. What are two systems which allow your body to respond to its surroundings?
Select all that apply:
#22. Which of these is a population?
#23. What is enzyme specificity?
#24. What effects does adrenaline have on the heart?
Select all that apply:
#25. True or false – A concentration gradient is a term used to explain how the moon moves in the night sky?
#26. Which of the following are the 4 factors that affect the rate of photosynthesis?
Select all that apply:
#27. Why is the rate of an enzyme controlled reaction highest at an optimum pH?
#28. What is the Induced Fit Model of enzyme action?
#29. How do most plants get their nitrogen?
#30. How are cells that line the small intestine specialised?
#31. Which square instrument do we use for randomly sampling population sizes?
#32. What is the role of the superior vena cava?
#33. What are enzymes?
#34. What are abiotic factors?
#35. What does μm stand for?
#36. Which of the following is part of the central nervous system (CNS)?
#37. Increases in thyroxine concentration in the blood cause a decrease in the amount of thyroxine released. What kind of feedback mechanism is this?
#38. Which type of white blood cell engulfs (surrounds) foreign cells in order to digest them?
#39. What is the heart rate measured in?
#40. Where are relay neurones found?
#41. Where are nitrogen-fixing bacteria found in plants such as peas and beans?
#42. Through which process would air in a space station move if someone opened a door to space?
#43. What is the role of effectors?
#44. How do we describe the periodic changes in population size of predators and prey – explained by increases in numbers of predators due to increased numbers of prey and then decreasing numbers of prey due to increasing numbers of predators and so on?
#45. Which of the following descriptions best matches the hormonal system?
#46. What is the role of the acrosome on a sperm cell?
#47. Name one hormone that is released from the ovaries?
#48. What are nitrogen-fixing bacteria?
#49. The 5 kingdoms of life are Animals, Plants, Fungi, Protists and Prokaryotes. Which kingdom do algae belong to?
#50. What is the role of lipase?
#51. Which of the following are 3 of the adaptations of leaves for efficient photosynthesis?
Select all that apply:
#52. What is the balanced chemical equation for photosynthesis?
#53. What is the equation for magnification?
There are two equations for magnification, both tell you how many times larger the image appears than it actually is.
One equation links the magnification of the two lenses and the other equation links magnification to the size of the object and image.
#54. What is the role of ribosomes?
#55. What is the Lock and Key Model of enzyme action?
#56. Hormones are released by a range of glands, name one gland that releases hormones. ? do not include the word "gland" or "glands"
#57. Which of the following sub-cellular structures provides structure and support for the cell?
Select all that apply:
#58. Which type of factor is competition?
#59. Which of the following plants have a mutualistic relationship with nitrogen-fixing bacteria?
Select all that apply:
#60. In active transport – are particles travelling with or against the concentration gradient?
#61. What are cilia?
#62. True or false – A passive process is automatic and does not require energy?
#63. Which of the following is the correct word equation for aerobic respiration?
#64. Which type of factor is disease?
#65. What are substrates?
#66. The drug called Digitalis slows the heart rate. Where does the drug come from?
#67. Which structures in the lungs increase the surface area and therefore the speed and amount of gas exchanged?
#68. Urea is produced when amino acids are broken down. Which organ processes urea?
#69. What is the cell wall made from in plants?
#70. What is the function of white blood cells?
#71. Which type of white blood cells produce antibodies that stick to the antigens of pathogens?
#72. When an impulse reaches an axon terminal what happens?
#73. What is the field of view of a microscope?
#74. Which of the following are waste products produced by the body?
Select all that apply:
#75. Is respiration an exothermic or an endothermic reaction?
#76. Which of the following is the source of oil and gas?
#77. By which process does water in the atmosphere become part of clouds?
#78. Place the measurement units in order from from biggest to smallest. micrometres, picometres, kilometres, metres, nanometres, millemetres ? Use British Spelling - Metres* NOT Meters
#79. Which of these is the correct explanation for why photosynthesis is slower at lower temperatures?
#80. What is the correct order of groups in the Linnaean Classification system?
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#81. Through which process do nutrients enter root hair cells from the soil?
#82. What is the function of the cell wall?
#83. Why do we use systematic or random sampling of an area to determine the distribution or abundance of organisms?
#84. Which part of the heart separates the two sides?
#85. Where does blood from the pulmonary artery travel to?
#86. Specialised cells have different compositions of sub cellular structures in order to perform their role. Why would specialised cells have lots of mitochondria?
#87. Nitrogen is often found in a particular form in the soil what is this form?
#88. Growth is increased during puberty. Why is this?
#89. By which process does water in the clouds move onto land?
