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The Living World

Short Answer Type

1. Why are living organisms classified?

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2. Why are the classification systems changing every now and then?

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3. What different criteria would you choose to classify people that you meet often?

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4. What do we learn from identification of individuals and populations?

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5.
Given below is the scientific name of Mango. Identify the correctly written name.

Mangifera Indica
Mangifera indica

In binomial nomenclature, the generic name of a species always starts with a capital letter whereas the specific name starts with a small letter. Therefore, the correct scientific name of Mango is Mangifera indica.

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6. Define a taxon. Give some examples of taxa at different hierarchical levels.

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7. Can you identify the correct sequence of taxonomical categories?

(a) Species $bold rightwards arrow$ Order $bold rightwards arrow$ Phylum $bold rightwards arrow$ Kingdom
(b) Genus $bold rightwards arrow$ Species $bold rightwards arrow$ Order $bold rightwards arrow$ Kingdom
(c) Species $bold rightwards arrow$ Genus $bold rightwards arrow$ Order $bold rightwards arrow$ Phylum