HSC Biology - maintaning a balance

by: adelaidewelling37

Addresses almost every dot point in Maintaining A Balance

  1. 1

    What is the role of enzymes in the metabolism

  2. 2

    Describe the chemical composition of an enzyme

  3. 3

    What are the two models of enzyme/substrate complexes

  4. 4

    Which of these DOES NOT affect enzyme activity

  5. 5

    Which correctly describes the steps in a feedback mechanism

  6. 6

    An ectotherm is:

  7. 7

    which is NOT an example of plant structural adaptations that help reduce water loss

  8. 8

    What is pH

  9. 9

    What word descirbes an enzyme that has been irreversabily damaged structurally, unable to function again.

  10. 10

    homeostasis is present in:

  11. 11

    What are the two stages of homeostasis

  12. 12

    Homeostasis is controlled by which system(s) ?

  13. 13

    Identity components of the Central Nervous System (CNS) and Peripheral Nervous System (PNS) in maintinging homoestasis

  14. 14

    With the exception of some bacteria and Achae, life can exist between temps of (degrees C):

  15. 15

    Mammal's can be active only between body temperatures of (degrees C):

  16. 16

    Which is NOT a reason for the maintanance of a stable body temperature?

  17. 17

    Most aquatic animals are:

  18. 18

    Which is NOT a type of heat transfer?

  19. 19

    Which is NOT a method employed by plants to reduce salt intake

  20. 20

    What is enantiostasis

  21. 21

    How is Carbon Dioxide carried in the blood?

  22. 22

    What is the order for increasing toxicity of these nitrogenous wastes ?

  23. 23

    Which is NOT an adaptive advantage of haemoglobin?

  24. 24

    Which blood vessel has valves?

  25. 25

    Why does the body need oxygen?

  26. 26

    What does xylem and phloem respectively carry in a plant?

  27. 27

    What process occurs in phloem

  28. 28

    What process occurs in Xylem

  29. 29

    Which vascular tissue has lignin lining, and which has sieve and companion cells

  30. 30

    How large is a red blood cell in um?

  31. 31

    How large is a white blood cell in um?

  32. 32

    Which is NOT a types of artificial blood?

  33. 33

    Which is NOT a reason for why creation of arteficial blood would be beneficial?

  34. 34

    Who would benefit from a plasma trasnfusion?

  35. 35

    Which is the least invasive method of gaining a blood / gas composion reading from a body?

  36. 36

    Which is the best method of gaining a very accurate blood/gas reading from a body?

  37. 37

    Which hormone reaborbs sodium as a means of increasing water reabsorption in the nephron

  38. 38

    What are two types of Renal Dialysis?

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