1) What does an ecosystem include? a) Only living things b) Only nonliving things c) Both living and nonliving d) Only plants 2) Which of the following is a biotic factor? a) Plants b) Sunlight c) Water d) Rocks 3) Which of the following is an abiotic factor? a) Animals b) Bacteria c) Plants d) Water 4) What is a single organism called? a) Population b) Individual c) Community d) Species 5) A group of the same species living in one area is called a: a) Population b) Community c) Ecosystem d) Habitat 6) All the populations of different species living together form a: a) Ecosystem b) Species c) Population d) Community 7) After a forest fire, which bird population increased? a) Black-backed woodpeckers b) Clark’s nutcrackers c) Sparrows d) Robins 8) What do Clark’s nutcrackers eat? a) Beetle larvae b) Pine seeds c) Insects d) Berries 9) What happens to a population when resources are plentiful? a) It remains stable b) It decreases c) It increases d) It fluctuates 10) What is it called when a population grows faster and faster as resources increase? a) Declining growth b) Limited growth c) Stable growth d) Exponential growth

Ecosystem and Population Dynamics Quiz

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