1) Which of the following pictures shows a BIOTIC FACTOR? a) b) c) d) 2) What ecological relationship is shown on the picture? a) Predation b) commensalism c) Parasitism d) mutualism 3) What ecological relationship is shown on the picture? a) Predation b) commensalism c) Parasitism d) mutualism 4) the picture is a__________ a) BIOTIC b) ABIOTIC 5) Which of the following pictures shows an ECOSYSTEM? a) b) c) d) 6) Which of the following pictures shows an an ARTIFICIAL ecosystem? a) b) 7) Which of the following pictures shows an an NATURAL ecosystem? a) b) 8) which of the following is COMMENSALISM? a) b)

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