Practice mode / Ecosystem Sequence of changes in community and its non-living environment over a period of time is A Option A: Niche B Option B: Succession C Option C: Alterations D Option D: Neo-ecology Correct answer B. Succession Show answer Report a problem How we write and check questions
Question 01 / Ecosystem Which statement about the ecosystem is true? A Option A: Producers are heterotrophic organisms B Option B: Consumers are autotrophic organisms C Option C: Fungi and bacteria are decomposers D Option D: Consumers release chemical elements as ions Correct answer C. Fungi and bacteria are decomposers Show answer Open question
Question 02 / Ecosystem Abiotic components include A Option A: Atmosphere B Option B: Hydrosphere C Option C: Lithosphere D Option D: All of these Correct answer D. All of these Show answer Open question
Question 03 / Ecosystem The biosphere covers about A Option A: 8-10 km B Option B: 5-10 km C Option C: 15-30 km D Option D: 16-20 km Correct answer D. 16-20 km Show answer Open question
Question 04 / Ecosystem Study of a single population’s relationship to its environment is called A Option A: Ecology B Option B: Synecology C Option C: Autecology D Option D: Niche Correct answer C. Autecology Show answer Open question
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