1) How many types of ecosystem are there? a) 8 b) 5 c) 4 d) 3 2) Are ecosystems biological and physical systems involving living things and their environment? a) True b) False 3) What are Abiotic factors? a) Any living factors in the ecosystem b) The nonliving parts of an organism's environment. 4) Which of these is an ecosystem? a) A desert b) Sunlight c) A thunderstorm 5) Which is not an example of an abiotic factor? a) A hurricane b) Forest trees c) Cloud cover 6) What are Biotic factors? a) The nonliving parts of an organism's environment. b) All the living organisms that inhabit an environment. 7) What is the difference between the biotic and abiotic factors? a) Biotic factors are living things and abiotic factors are nonliving things. b) Biotic factors are nonliving things and abiotic factors are living things. 8) Which of these is not an example of a biotic factor in an ecosystem? a) A pine tree b) A mouse c) Lichen on a rock

Ecosystem

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