1) Sunlight is a(n) a) abiotic factor b) biotic factor 2) mammals are a) abiotic factors b) biotic factors 3) water is a(n) a) biotic factor b) abiotic factor 4) rocks are a) biotic factors b) abiotic factors 5) temperature is a(n) a) abiotic factor b) biotic factor 6) bacteria are a) abiotic factors b) biotic factors 7) Fungi are a) biotic factors b) abiotic factors 8) air is a(n) a) abiotic factor b) biotic factor 9) reptiles are a) abiotic factors b) biotic factors 10) A community is all the organisms of the same species that live in the same area at the same time. a) True b) False 11) There is one population of animals shown in the illustration. a) True b) False 12) Environmental factors in an ecosystem include nonliving, or abiotic factors. a) True b) False 13) ________________ factors are nonliving. a) biotic b) abiotic c) web d) decomposers e) producers f) predator 14) What is a producer? a) Makes own food b) Eats plants c) Breaks down waste d) Consumes animals 15) What is a decomposer's "job" or service? a) Eats plants only b) Breaks down waste and return it into the environment c) Consumes animal carcasses d) Produces energy for plants to grow 16) Which is a herbivore? a) Lion b) Cow c) Eagle d) Shark 17) What is a carnivore? a) Eats plants b) Eats animals c) Absorbs sunlight d) Breaks down waste 18) What is an omnivore? a) Eats only plants b) Eats only animals c) Eats both plants and animals d) Produces energy 19) What is photosynthesis? a) Plant growth and development b) A chemical process that lets plants create food energy c) Animal digestion process d) Water absorption through the large intestine 20) What is a food chain showing? a) Energy transfer b) Plant growth c) Animal migration d) Water cycle 21) Which is a primary consumer? a) Grass b) Rabbit c) Wolf d) Mushroom

Ecosystem organization

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