1) The grass is a ___ in this food chain. a) producer b) primary consumer c) secondary consumer 2) The grasshopper is a _______ in this food chain. a) producer b) primary consumer c) secondary consumer 3) What term best describes the frog, fox and owl in each food chain? a) producer b) primary consumer c) secondary consumer 4) What do the arrows in a food chain represent? a) direction of energy flow b) direction of travel c) direction of death 5) Which terms best describe an organism that makes its own food? a) producer b) autotroph c) both of these terms 6) Which terms best describe an organism that EATS it's food? a) consumer b) heterotroph c) both of these terms 7) Which correctly lists these terms in order from smallest (least complex) to biggest? a) ecosystem - population - community b) population - community - ecosystem c) community - population - ecosytem 8) What type of organism feeds on dead and decaying matter? Example: fungi a) producer b) consumer c) decomposer 9) What is part of an ecosystem where an organism lives and feeds? a) biome b) habitat c) ecosystem d) community 10) Nutrients in the soil from decaying remains of animals is a(n) ____________ factor a) biotic b) abiotic 11) All the biotic and abiotic factors in an area together a) ecology b) ecosystem c) community d) biome 12) A group of rhinos breaking off from a herd decreases the size of the population through ___________. a) immigration b) emigration c) death rate d) limiting factor 13) If water becomes scarce in your ecosystem, the water becomes a a) keystone speices b) limiting factor c) ecology d) biotic 14) Moss, Elk, Grizzly Bears make up a level of ecological organization is called a) community b) species c) ecosystem d) biosphere 15) Tigers are considered a _______________ because they regulate the size of other populations. a) organism b) biome c) keystone speices d) adaptations 16) The number of individuals in a specific unit area is called a) Population Density b) Habitat c) Biotic d) Birth 17) The study of how living things interact with each other and with their environment is called  a) Ecology b) Ecosystem c) Emigration d) Biome 18) The largest population that an area can support is called an area's a) limiting factor b) keystone species c) carrying capacity 19) Water is biotic a) True b) False 20) A penguin that travels across a Antarctica to join a different group of penguins is called a) limiting factor b) emigration c) immigration d) community

Ecology quiz

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