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Systematics refers to the

A. identification and classification of plants and animals.

B. nomenclature and identification of plants and animals.

C. diversity of kinds of organisms and their relationship.

D. different kinds of organisms and their classification.

Correct Answer :

C. diversity of kinds of organisms and their relationship.


Systematics, often used interchangeably with taxonomy, is the study of diversity of organisms, their comparative and evolutionary relationships on the basis of findings from various fields of biology.

Related Questions

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Which of the following statements regarding nomenclature is correct?

A. Generic name always begins with capital letter whereas specific name with small letter.

B. Scientific name should be printed in italics.

C. Scientific name when typed or handwritten should be underlined.

D. All of the above

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Binomial nomenclature means

A. one name given by two scientists.

B. one scientific name consisting of a generic and specific epithet.

C. two names, one latinized, other of a person.

D. two names of same plant.

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Which one of the following is the first step in taxonomy ?

A. Naming

B. Description

C. Identification

D. Classification

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Which of the following statements regarding growth is incorrect?

A. In plants, growth by cell division is seen only upto a certain stage.

B. Growth exhibited by non-living objects is by accumulation of material on the surface.

C. A multicellular organism grows by cell division.

D. Growth in in vitro culture of unicellular organisms can be observed by counting the number of cells.

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Which of the following aspects is an exclusive characteristic of living things ?

A. Isolated metabolic reactions occur in vitro.

B. Increase in mass from inside only.

C. Perception of events happening in the environment and their memory.

D. Increase in mass by accumulation of material both on surface as well as internally.

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Statement 1: Information given on the label of herbarium sheets does not include family.
Statement 2: Families are characterized on the basis of reproductive features of plant species only.

A. Statement 1 and 2 are true and statement 2 is the correct explanation for statement 1.

B. Statement 1 and 2 are true but statement 2 is not a correct explanation for statement 1.

C. Statement 1 is true and statement 2is false.

D. Both the statements are false.

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4

Match the common name given in column I with their taxonomic category order given in column II and choose the correct combination from the options given below.
Column-IColumn-II
(Taxonomic categoryOrder)(Common name)
A. WheatI. Primata
B. MangoII. Diptera
C. HouseflyIII. Sapindales
D. ManIV. Poales

A. A I, B II, C IV, D III

B. A IV, B III, C II, D I

C. A II, B IV, C I, D III

D. A III, B IV, C II, D I

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The famous botanical garden Kew is located in

A. England

B. Lucknow

C. Berlin

D. Australia

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Which one of the following is not a correct statement?

A. Botanical gardens have collection of living plants for reference.

B. A museum has collection of photographs of plants and animals.

C. Key is a taxonomic aid for identification of specimens.

D. Herbarium is a store house that contains dried, pressed and preserved plant specimens.

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Which of the following factors exclusively affects reproduction in seasonal breeders, both plants and animals?

A. Water

B. Temperature

C. Photoperiod

D. All of these

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Which of the following statements (i - vi) are correct ?
(i) Growth cannot be taken as a defining property of living organism.
(ii) Dead organism does not grow.
(iii) Reproduction cannot be an all inclusive defining characteristic of living organisms.
(iv) No non-living object is capable of replicating itself.
(v) Metabolism in a test tube is non-living.
(vi) Metabolism is a defining feature of all living organisms.

A. (i) and (iii)

B. All except (v)

C. All except (iii)

D. All of these

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Which of the following is not a characteristic of life?

A. Reproduction

B. Complex chemical organization

C. Adaptation to environmental changes

D. Differentiation from cells to tissues

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Match the taxonomic categories given in column I with their feature given in column II.
Column IColumn II
A. TaxonI. Basic unit of classification
B. SpeciesII. A taxonomic group of any rank
C. PhylumIII. Division is the same category in case of plants
D. GenusIV. Identified based on a number of similar characters
E. OrderV. Group of related species having more character in common with others species

A. A - V, B - II, C - IV, D - III, E - I

B. A - III, B - I, C - IV, D - II, E - V

C. A - II, B - I, C - III, D - V, E - IV

D. A - III, B - II, C - IV, D - I, E - V

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The fungi, the filamentous algae, the protonema of mosses, all easily multiply by _____.

A. budding

B. fission

C. regeneration

D. fragmentation

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The keys are based on contrasting characters generally in a pair called _______.

A. flora

B. couplet

C. both (a) and (b)

D. manuals

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If an organism is in the same class but not in the same family then it may belong to same

A. genus

B. species

C. variety

D. order

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ICBN stands for

A. International Code of Botanical Nomenclature

B. International Congress of Biological Names

C. Indian Code of Botanical Nomenclature

D. Indian Congress of Biological Names

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Which of the following statements are not correct ?
(i) Lower the taxon, more are the characteristics that the members within the taxon share.
(ii) Order is the assemblage of genera which exhibit a few similar characters.
(iii) Cat and dog are included in the same family Felidae.
(iv) Binomial nomenclature was introduced by Carolus Linnaeus.

A. (i), (ii) and (iii)

B. (ii), (iii) and (iv)

C. (i) and (iv)

D. (ii) and (iii)

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The taxonomic unit phylum in the classification of animals is equivalent to which hierarchial level in classification of plants ?

A. Class

B. Order

C. Division

D. Family

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Statement 1 : The species is reproductively isolated natural population.
Statement 2 : Prokaryotes cannot be kept under different species on the basis of reproductive isolation.

A. Statement-1 and Statement-2 are True and statement-2 is a correct explanation for statement-1

B. Statement -1 and statement -2 are True and statement-2 is not a correct explanation for statement-1

C. Statement-1 is true and statement-2 is false

D. Both the statements are false.

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Select the correct statements (i-v) regarding taxonomic categories.
(i) Each step or rank in hierarchy is called taxonomic category.
(ii) Species is a group of individual organisms with fundamental similarities capable of breeding among themselves.
(iii) Taxonomic studies of all unknown organisms have led to the development of common categories like kingdom, phylum or division, class, order, family, genus and species.
(iv) Lower the category, greater is the difficulty of determining the relationship to other taxa at the same level.

A. (i) & (ii) only

B. (ii) & (iv) only

C. (i), (ii) & (iii) only

D. All of the above

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Which of the following shows the correct example of taxonomic category - Genus?

A. Potato, tomato and brinjal belong to Solanum.

B. Monkey, gorilla and gibbon placed in Mammalia.

C. Solanum, Petunia, and Datura placed in Solanacea.

D. Mangifera indica, Solanum tuberosum, and Panthera leo.

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Cell division occurs _______ in plants and _______ in animals.

A. continuously, only upto a certain age

B. only upto a certain age, continuously

C. continuously, never

D. once, twice

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Couplet represents the choice made between two opposite options which results in

A. rejection of both the option.

B. acceptance of both the option.

C. either acceptance or rejection of both the option.

D. acceptance of only one and rejection of the other.

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Taxonomic hierarchy refers to

A. step-wise 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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Two animals which are the members of the same order must also be the members of the same __________.

A. class

B. family

C. genus

D. species

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Refer the botanical name of wheat Triticum aestivum and identify the statement which correctly describes it.

A. The second word belongs to genus and starts with a small letter.

B. Both the words Triticum aestivum denote the specific epithet.

C. The first word Triticum denotes the genus which starts with a capital letter.

D. The first word Triticum denotes the specific epithet while the second word denotes the genus.

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Which of the following term is used to refer the number of varieties of plants and animals on earth ?

A. Taxonomy

B. Identification

C. Biodiversity

D. Classification

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Taxa differs from taxon due to being

A. a higher taxonomic category than taxon.

B. lower taxonomic category than taxon.

C. the plural of taxon.

D. the singular of taxon.

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Match column-I with column-II and choose the correct combination from the options given below.
Column-IColumn-II
A. National BotanicalI. Carolus Linneaus Research Institute
B. Indian BotanicalII. Taxon Garden
C. BinomialIII. Howrah (India) Nomenclature
D. A unit ofIV. Lucknow classification

A. A III; B IV; C I; D II

B. A IV; B III; C I; D II

C. A IV; B III; C II; D I

D. A IV; B I; C III; D II