Questions 79-84 are based on the following food-web diagram Number of links in t
ID: 3282881 • Letter: Q
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Questions 79-84 are based on the following food-web diagram Number of links in the food web C L/[S (S - 1)/2] Index of connectance Number of species in the food web 79. For the food-web on the left a. b. c. Species a and b are basal species and species c and d are top predators Species a and c are basal species and species b and d are top predators Species c and d are basal species and species a and b are top predators 80. Species d is a specialist a. True b. False 81. Species c is a specialist a. True b. False 82. Species a and b are primary consumers a. True b. False 83. Index of connectance for the left food-web b. 0.33 c. 0.5 d. 0.35 e. 0.667 84. Index of connectance for the right food-web - b. 0.33 c. 0.5 d. 0.35 e. 0.667 85. A.G. Tanesley (1935): "Any unit that includes all of the organisms (i.e.: the "community") in a given area interacting with the physical environment so that a flow of energy leads to clearly defined trophic structure, biotic diversity, and material cyclesi.e.: exchange of materials between living and nonliving parts) within the system is a(n) a. Individual b. Population c. Community d. Ecosystem e. BiosphereExplanation / Answer
Answer 79. species a & b are basal species and c & d are top predators.
Answer 80. false , d is not a specialist
Answer 81. true, c is a specialist
Answer 82. true ., because there are only two levels, i considered that below top predators there are primary consumers.
Answer 83 c . 0.5 ,because no. of links = 3 , no. of species=4
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