Arrange the following common units of classification in ascending order:

I. Family.

II. Order

III. Species

IV. Variety

V. Genus

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TNPSC Group 1 Services Prelims 2015 Official Paper
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  1. II, I, III, IV, V
  2. V, IV, III, II, I
  3. III, V, IV, II, I
  4. IV, III, V, I, II

Answer (Detailed Solution Below)

Option 4 : IV, III, V, I, II
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Detailed Solution

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The correct order of words in a logical and meaningful order is:

IV. Variety → Subgroup within the species

III. Species → Group that can interbreed

V. Genus → Group of related species

I. Family → Group of related genera

II. Order → Group of related families

The correct order is 'IV, III, V, I, II'.

Hence, the correct answer is "Option 4".

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