1) What is ecology? a) the study of insects b) the study of the relationships between organisms and their environment c) the study of our community d) the study of animal populations e) the study of mammals f) the study of our landscapes 2) What does this diagram show? a) caloric intake b) animal populations c) ecosystem d) heterotrophs e) producers and consumers f) trophic levels 3) Identify the decomposers.  a) b) c) d) 4) Identify the producers. a) b) c) d) 5) Identify the consumers. a) b) c) d) e) 6) Identify the apex predators. a) b) c) d) 7) Identify the herbivores. a) b) c) 8) Identify the carnivores. a) b) c) 9) Identify the omnivores. a) b) c) 10) The source of energy in the biosphere is... a) producer b) consumer c) decomposer d) heat of the Earth e) sunlight 11) A biosphere is defined as... a) a part of the earth water and atmosphere in which inhabit living organisms. b) a part of the soil where animals and plants are found. c) the atmosphere in which life exists. d) part of the atmosphere where life does not exist. 12) In the energy pyramid, how much of the energy at each level gets lost as heat or is used by the organism for survival? a) 10% b) 20% c) 40% d) 60% e) 90% f) 100% 13) What does every food chain start with? a) sun b) producers c) secondary consumers d) tertiary consumers e) consumers f) decomposers 14) Which picture best represents photosynthesis? a) A b) B c) D d) D e) E f) F 15) Which picture best represents chemosynthesis? a) Ac b) B c) D d) D e) E f) F 16) Which picture best represents mutalism? a) Ac b) B c) D d) D e) E f) F

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