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 baving 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 hy 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 from various groups are grown for scientific study, conservation, public education, acsthetics 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 ____.
Answers
(i) The scientific ordering of organisms in a hierarchial series of groups on the basis of their morphological evolutionary and other relationships is called biological classification.
(ii) The system of classifying the animals and plants from the point of view of their utility (value) to man is called practical classification.
(iii) 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.
(iv) Phylogenetic classification reflects the evolutionary relationships of organisms.
(v) Present scientific method of naming of organisms is called binomial nomenclature. It was introduced by Carolus Linnaeus.
(vi) Taxonomy 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 Taxon refers to a group of similar, genetically related organisms baving certain characters distinct from those of other groups
(viii) The various grouping levels or ranks in classification are known as Categories.
(ix) The term keys refers to a set of alternate characters in such a manner that helps in the identification of plants and animals hy selecting and eliminating the characters according to their presence or absence in the organism under study.
(x) A botanical garden at present is a place where plants from various groups are grown for scientific study, conservation, public education, acsthetics and recreation.
(xi) A herbanium is a collection of pressed, dried and preserved plants mounted on paper sheets properly labelled, systematically arranged and available for reference or study.
(xii) Various tools for collection and preservation of plants include cutters, digger, vasculum plant press and herbanium sheet.
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 baving 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 hy 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 from various groups are grown for scientific study, conservation, public education, acsthetics 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 ____.