Freshwater and Marine Biomes — Unit test Answers

Which method to determine population size is the least invasive?a.mark/recaptureb.direct observationc.samplingd.indirect observation

For the following organisms, choose the correct order of increasing trophic level.a.fungi, deer, wolf and grassb.fungi, grass, wolf and deerc.grass, deer, wolf and fungid.grass, fungi, wolf and deer

Consider the following food chain:Garden plants are eaten by snails, which are eaten by birds, which are eaten by the household cat.