Concerning 39 Ecosystem 39 which of the fllowing the statement are correct 1 It is a closed system 2...........

Environment and Ecology Concept of Ecosystems

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Concerning 'Ecosystem' which of the fllowing the statement are correct ?

1. It is a closed system.

2. It represents all living organisam and physiacal environment in any given space- time unit.

3. Its funtional unit is capable of energy transformation , circulaton and accumulaton.

select the correct answer using the code given below:

1 and 2

2 and 3

1 and 3

all of the above

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Explanation:

An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. These biotic and abiotic components are linked together through nutrient cycles and energy flows. Energy enters the system through photosynthesis and is incorporated into plant tissue. it is normally an open system. Ecosystems are controlled by external and internal factors.