LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

ECOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An ecosystem possesses
A
only living components
B
only non living
C
both living and non living
D
None of the above
Explanation: 

Detailed explanation-1: -An ecosystem consists of all of the natural elements in a specific environment and the relationships among them. Ecosystems possess not only living components, such as plants and animals but also non-living components, like air, water, soil, and rocks.

Detailed explanation-2: -Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity. Every factor in an ecosystem depends on every other factor, either directly or indirectly.

Detailed explanation-3: -An ecosystem is a community of living things and their non-living environment, and may be as large as a desert or as small as a puddle. An ecosystem must contain producers, consumers, decomposers, and dead and inorganic matter. All ecosystems require energy from an external source – this is usually the sun.

Detailed explanation-4: -An ecosystem is a community of organisms and their physical environment interacting together. Environment involves both living organisms and the non-living physical conditions. These two are inseparable but inter-related. The living and physical components are linked together through nutrient cycles and energy flows.

Detailed explanation-5: -Every ecosystem has two components, namely, biotic components and abiotic components. Biotic components refer to all living organisms in an ecology while abiotically refers to the non-living things. These biotic and abiotic interactions maintain the equilibrium in the environment.

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