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International Relations·Easy

Consider the following statements regarding the functioning of an ecosystem: 1. The functioning of an ecosystem depends on the pattern of energy flow. 2. The energy pattern and flow are governed only by the first law of thermodynamics. Which of the statements given above is/are correct?

Consider the following statements regarding the functioning of an ecosystem:

1. The functioning of an ecosystem depends on the pattern of energy flow.

2. The energy pattern and flow are governed only by the first law of thermodynamics.

Which of the statements given above is/are correct?

Options

  1. a.

    1 only

    Correct answer
  2. b.

    2 only

  3. c.

    Both 1 and 2

  4. d.

    Neither 1 nor 2

Explanation

  • The functioning of an ecosystem depends on the pattern of energy flow, because all aspects of living components of an ecosystem depend on energy flow, which also helps in the distribution and circulation of organic and inorganic matter within the ecosystem.
  • The energy pattern and flow are governed by the first and the second laws of thermodynamics.
  • The first law states that in any system of constant mass, energy is neither created nor destroyed, but it can be transformed from one type to another type. In terms of ecosystem energy inflow or energy input into the system will be balanced by energy outflow from the system.
  • The second law of thermodynamics states that when the work is done, energy is dissipated and the work is done when one form of energy is transformed to another form. In the context of ecosystem, there is dissipation of energy from each transfer point (trophic level) and thus, the dissipated or lost energy is not again available to the ecosystem.

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