The document consists of multiple-choice questions and answers covering topics in IB Biology, specifically ecology, evolution, and human physiology, authored by Mariam Ohanyan. It includes details on chi-squared testing in ecology and the importance of quadrats for sampling species. The content is primarily organized by topics with a range of questions listed for each area of study.

1. EXAM PREPARATION
MULTIPLE CHOICE QUESTIONS
TOPIC 4-6
IB BIOLOGY
“AnaniaShirakatsy” International Scientific EducationalComplex
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2. Topic 4
ecology
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3. QUESTION 1
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4. ANSWER
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5. QUESTION
2
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6. ANSWER
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7. QUESTION 3
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8. ANSWER
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9. QUESTION 4
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10. ANSWER
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11. QUESTION 5
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12. Answer
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13. QUESTION 6
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14. ANSWER
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15. QUESTION 7
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16. ANSWER
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17. QUESTION
8
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18. ANSWER
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19. Chi squared testing in Ecology
Chi squared testing is used to test whether two species occur together
when using randomly placed quadrats in a sampling area. A quadrat is
a just a square of known size often 1m2.
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20. QUESTION 9
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21. ANSWER
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22. QUESTION 10
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23. ANSWER
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24. QUESTION
11
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25. ANSWER
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26. QUESTION 12
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27. ANSWER
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28. QUESTION 13
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29. ANSWER
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30. QUESTION 14
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31. ANSWER
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32. QUESTION
15
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33. ANSWER
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34. QUESTION 16
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35. ANSWER
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36. QUESTION
17
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37. ANSWER
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38. QUESTION
18
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40. QUESTION 19
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41. ANSWER
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42. QUESTION 20
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43. ANSWER
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44. TOPIC 5 EVOLUTION
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45. QUESTION 1
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46. ANSWER
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47. QUESTION 2
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48. ANSWER
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49. QUESTION
3
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51. QUESTION 4
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52. ANSWER
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53. QUESTION 5
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54. ANSWER
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55. QUESTION
6
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56. ANSWER
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57. QUESTION 7
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58. ANSWER
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59. QUESTION 8
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60. ANSWER
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61. QUESTION 9
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62. ANSWER
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63. QUESTION
10
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65. QUESTION 11
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66. ANSWER
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67. QUESTION 12
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68. ANSWER
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69. QUESTION
13
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71. QUESTION
14
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73. QUESTION 15
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75. QUESTION 16
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76. ANSWER
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77. QUESTION
17
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78. ANSWER
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79. QUESTION 18
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80. ANSWER
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81. QUESTION 19
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82. ANSWER
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83. QUESTION 20
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84. ANSWER
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85. TOPIC 6 HUMAN PHYSIOLOGY
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86. QUESTION 1
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87. ANSWER
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88. QUESTION 2
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89. ANSWER
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90. QUESTION 3
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91. Answer
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92. QUESTION 4
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93. ANSWER
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94. QUESTION
5
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96. QUESTION 6
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97. Answer
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98. QUESTION 7
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99. ANSWER
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100. QUESTION
8
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102. QUESTION 9
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103. Answer
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104. QUESTION 10
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105. Answer
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107. QUESTION 11
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108. ANSWER
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109. QUESTION 121/21/2018 By Mariam Ohanyan

110. ANSWER
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111. QUESTION 13
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112. ANSWER
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113. QUESTION
14
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115. Aortic pressure
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116. QUESTION 15
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117. ANSWER
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118. QUESTION 16
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119. ANSWER
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120. QUESTION
17
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121. ANSWER
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122. QUESTION 18
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123. ANSWER
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124. QUESTION 19
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125. ANSWER
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127. QUESTION 20
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128. ANSWER
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129. THANKYOU
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