Q2 / 180 · AIIMS 2002 · Botany

Assertion : Living organisms are regarded as closed systems. Reason : Energy of living organisms cannot be lost or gained from the environment.

  • A
    If both the assertion and reason are true and reason is a correct explanation of the assertion.
  • B
    If both assertion and reason are true but assertion is not a correct explanation of the assertion.
  • C
    If the assertion is true but the reason is false.
  • Correct answer
    D
    If both assertion and reason are false.

Solution

Living organisms are regarded as open systems as they can lose or gain the mass or energy from the surrounding environment. All living organisms restore their lost energy either from the sunlight or indirectly from the food material.

Hence, the correct answer is option: 'D'.

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