Fill in the blanks :
(i) The scientific ordering of organisms in a hierarchial series of groups on the basis of their morphological, evolutionary and other relationships is called............... classification.
(ii) The system of classifying the animals and plants from the point of view of their utility (value) to man is called...... .... classification.
(iii) ............ classification is based on one or a few superficial resemblances rather than on natural or evolutionary relationships. It was introduced by ................ .
(iv) ............ classification reflects the evolutionary relationships of organisms.
(v) Present scientific method of naming of organisms is called ............... It was introduced by ................. .
( vi) ............. is the branch of science that deals with the framing of laws and principles of classifying the organisms on the basis of their evolutionary relationships.
( vii) A natural ................... refers to a group of similar, genetically related organisms having certain characters distinct from those of other groups.
(viii) The various grouping levels or ranks in classification are known as ............... .
(ix) The term ................. refers to a set of alternate characters in such a manner that helps in the identification of plants and animals by selecting and eliminating the characters according to their presence or absence in the organism under study.
(x) A. .............. : at present is a place where plants frQm various groups are grown fur scientific study, conservation, public education, aesthetics and recreation.
(xi) A .......... .is a collection of pressed, dried and preserved plants mounted on ............ , properly labelled, systematically arranged and available for reference or study
(xii) Various tools for collection and preservation of plants include cutters, digger, ............. , plant press and............ .

Explanation

### Step-by-Step Solution:

1. **Fill in the first blank**: The scientific ordering of organisms in a hierarchical series of groups based on their morphological, evolutionary, and other relationships is called **biological classification**.

2. **Fill in the second blank**: The system of classifying animals and plants from the point of view of their utility (value) to man is called **practical classification**.

3. **Fill in the third blank**: **Artificial classification** is based on one or a few superficial resemblances rather than on natural or evolutionary relationships. It was introduced by **Pliny the Elder**.

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