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Key is a taxonomical aid used for the identification and classification of plants and animals.
(a)True
(b)False

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Important Questions on The Living World
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Column –I | Column — II | ||
(a) | Herbarium | (i) | It is a place having a collection of preserved plants and animals. |
(b) | Key | (ii) | A list that enumerates methodically all the species found in an area with brief description adding identification. |
(c) | Museum | (iii) | Is a place where dried and pressed plant specimens mounted on sheets are kept. |
(d) | Catalog | (iv) | A booklet containing a list of characters and their alternates which are helpful in the identification of various taxa. |

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Assertion : Herbariums are plant repositories which are used as reference specimens. Recently these are digitalized for global use.
Reason Herbarium helps in the classification of plants and gives complete description about the taxonomy.
The correct answer is:

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(a) In zoological parks, conditions similar to natural habitats are provided to the animals.
(b) Keys are generally analytical in nature.
(c) In a herbarium sheet, local names are not mentioned.
(d) Taxonomical aids are useful in knowing bioresources.

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