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    2.

    Taxonomic hierarchy refers to

    A

    Stepwise arrangement of all categories for classification of plants and animals

    B

    A group of senior taxonomists, who decide the nomenclature of plants and animals

    C

    A list of botanists or zoologists, who have worked on taxonomy of a species or group

    D

    Classification of a species based on fossil record

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    3.

    Polyphyletic groups are problematic in taxonomy because they:

    A

    Include all descendants of a common ancestor.

    B

    Include the most recent common ancestor and all its descendants.

    C

    Do not include the most recent common ancestor of all members.

    D

    Represent a single evolutionary lineage.

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    5.

    Species are consider as

    A

    Artificial concept of human mind which cannot be defined in absolute terms

    B

    Real units of classification devised by taxonomists

    C

    Real basic units of classification

    D

    The lowest units of classification

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    9.

    Which of the following statements regarding universal rules of nomenclature is wrong?

    A

    Cations are named first, followed by anions.

    B

    The oxidation state of a metal is indicated by a Roman numeral in parentheses when necessary.

    C

    Numerical prefixes are used to denote the number of atoms of each element in a molecular compound.

    D

    The suffix '-ide' is always used for the second element in a binary compound.

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