1) A single living thing a) Organism b) Population c) Community d) Abiotic 2) Stable ecosystem where few new plants colonize a) Primary community b) Climax community c) Biome d) Desert 3) Primary succession always begins with... a) Soil b) Grasses c) Barren rock d) Small animals 4) Lichens and mosses are sometimes called... a) Pioneer species b) Heterotrophs c) Carnivores d) Natural disasters 5) A series of steps in which organisms transfer energy by eating and being eaten a) Ecosystem b) Scientific method c) Genetic tree d) Food chain 6) Which of the following could lead to secondary succession a) Cutting down a few trees to build a house b) A couple days of rain c) 12 inches of snow d) A forest fire 7) An animal that can make it's own food a) Producer b) Consumer c) Carnivore d) Heterotroph 8) A producer can also be referred to as an... a) Omnivore b) Consumer c) Autotroph d) Mammal 9) Primary succession can take... a) About 40 years b) Hundreds of years c) A couple of days d) About 10 years 10) The first animals to show up during secondary succession are usually... a) Small animals b) Carnivores only c) Large animals d) Birds 11) An abiotic factor a) Sun b) Trees c) Flowers d) Birds 12) A biotic factor a) Weather b) Water c) Fish d) Sun 13) Choose a pioneer species a) Moss b) Grass c) Oak tree d) Roses

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