Introduction to Biosphere MCQs Test Online PDF Download

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MCQ on Introduction to BiosphereQuiz PDF Download

MCQ: Average salinity or ratio of salt as per kilogram of water of ocean is

  1. 35 grams
  2. 38 grams
  3. 32 grams
  4. 34 grams

A

MCQ: Sum of all ecosystems is classified as

  1. aero sphere
  2. ionosphere
  3. biosphere
  4. ozonosphere

C

MCQ: On Earth, portion of upper mantle and crust are together known as its

  1. biosphere
  2. lithosphere
  3. hydrosphere
  4. ecosphere

B

MCQ: Evaporation from ice and snow is known as

  1. evaporation
  2. sublimation
  3. hydrogenation
  4. insolation

B

MCQ: Physical and biological components of planet are known as its

  1. hydrosphere
  2. atmosphere
  3. ecosphere
  4. biosphere

C