Statement 1 : Taxon and category are different things.
Statement 2 : Category shows hierarchical classification.
Statement- 1 and statement-2 are true and statement-2 is a correct explanation for statement -1
Statement -1 and Statement -2 are true; statement-2 is not a correct explanation for statement - 1
Statement - 1 is true and statement- 2 is false
Both the statements are false.
Correct Answer :
A. Statement- 1 and statement-2 are true and statement-2 is a correct explanation for statement -1
A category is a rank or level in the hierarchial classification of organisms. Taxon is a unit in classification which may represent any level of grouping of organisms based on certain common characteristics. There is some confusion in the use of taxon and category, for example Bryophyta is a taxon while division is a category.
Related Questions
The most important feature of all living systems is to
utilize oxygen to generate energy.
replicate the genetic information.
produce gametes.
utilize solar energy for metabolic activities.
Cell division occurs _______ in plants and _______ in animals.
continuously, only upto a certain age
only upto a certain age, continuously
continuously, never
once, twice
The practical purpose of classification of living organisms is to
explain the origin of living organsims.
trace the evolution of living organsims.
name the living organisms.
facilitate identification of unknown organisms.
Which one of the following taxonomical aid is used for identification of plants and animals based on similarities and dissimilarities?
Flora
Keys
Monographs
Catalogues
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.
Statement 1 and 2 are true and statement 2 is the correct explanation for statement 1.
Statement 1 and 2 are true but statement 2 is not a correct explanation for statement 1.
Statement 1 is true and statement 2is false.
Both the statements are false.
Which one of the taxonomic aids can give comprehensive account of complete compiled information of any one genus or family at a particular time?
Taxonomic key
Flora
Herbarium
Monograph
Which of the following statement(s) is/are not correct ?
(i) Reproduction is the production of progeny possessing features dissimilar to their parents.
(ii) The fungi, the filamentous algae, the protonema of mosses, all multiply by budding.
(iii) Many organisms like mules, sterile worker bees do not reproduce.
(iv) Reproduction is not an all-inclusive defining characteristic of living organisms.
Only (i)
Both (i) and (ii)
Both (ii) and (iv)
All of these
Which of the following characters given below displays the description of lowest taxonomic category of the organisms of plant and animal kingdom?
It includes one or more than one order.
It is a group containing one or more families.
It is a group of related individuals that resemble one another.
It is a group of organisms that are closely related and share similar characteristics.
Which of the following taxonomic aid provides information for the identification of names of species found in an area?
Monograph
Manual
Flora
Periodical
Taxon is a
unit of classification.
species.
highest rank of classification.
group of closely related organisms.
Which of the following is the only taxonomic categories that has a real existence?
Phylum
Species
Genus
Kingdom
Which of the following statements is incorrect?
The scientific name for humans is Homo sapiens.
Organisms placed in the same genus are least closely related.
Moving from species to kingdom, more different species are included in each higher category.
Species that are in the same genus share very specific characteristics.
Keys are generally _______ in nature.
physical
chemical
analytical
qualitative
Match the taxonomic categories given in column I with their feature given in column II.
| Column I | Column II |
|---|---|
| A. Taxon | I. Basic unit of classification |
| B. Species | II. A taxonomic group of any rank |
| C. Phylum | III. Division is the same category in case of plants |
| D. Genus | IV. Identified based on a number of similar characters |
| E. Order | V. Group of related species having more character in common with others species |
A - V, B - II, C - IV, D - III, E - I
A - III, B - I, C - IV, D - II, E - V
A - II, B - I, C - III, D - V, E - IV
A - III, B - II, C - IV, D - I, E - V
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.
(i) & (ii) only
(ii) & (iv) only
(i), (ii) & (iii) only
All of the above
Which of the following term is used to refer the number of varieties of plants and animals on earth ?
Taxonomy
Identification
Biodiversity
Classification
The order generally ends with
ales
aceae
eae
none of these
Which of the following statements regarding growth is incorrect?
In plants, growth by cell division is seen only upto a certain stage.
Growth exhibited by non-living objects is by accumulation of material on the surface.
A multicellular organism grows by cell division.
Growth in in vitro culture of unicellular organisms can be observed by counting the number of cells.
Which of the following shows the correct example of taxonomic category - Genus?
Potato, tomato and brinjal belong to Solanum.
Monkey, gorilla and gibbon placed in Mammalia.
Solanum, Petunia, and Datura placed in Solanacea.
Mangifera indica, Solanum tuberosum, and Panthera leo.
Which of the following taxonomic categories is being described by the given statements (i-iii) ?
(i) It is the basic unit of classification.
(ii) It is defined as the group of individuals which resemble in their morphological and reproductive characters and interbreed among themselves and produce fertile offsprings.
(iii) Human beings belong to the species sapiens which is grouped in the genus Homo.
Species
Genus
Order
Family
Which of the following statement(s) is/are correct for Metabolsim ?
It is the sum total of all physical reactions taking place inside a living system.
All plants, animals, fungi and microbes exhibit metabolism.
Isolated metabolic reactions in-vitro are not living but are living reactions.
All of the above
Taxonomic hierarchy refers to
step-wise arrangement of all categories for classification of plants and animals.
a group of senior taxonomists who decide the nomenclature of plants and animals.
a list of botanists or zoologists who have worked on taxonomy of a species or group.
classification of a species based on fossil record.
Couplet represents the choice made between two opposite options which results in
rejection of both the option.
acceptance of both the option.
either acceptance or rejection of both the option.
acceptance of only one and rejection of the other.
Two animals which are the members of the same order must also be the members of the same __________.
class
family
genus
species
Which of the following taxonomical aids is being described by the given statements (i-iv) ?
(i) They generally established in educational institutes.
(ii) They have collections of preserved plant and animal specimens for study and reference.
(iii) Insects are preserved in boxes after collecting, killing and pinning.
(iv) They often have collections of skeletons of animals too.
Herbarium
Museum
Zoological parks
Botanical gardens
Which of the following factors exclusively affects reproduction in seasonal breeders, both plants and animals?
Water
Temperature
Photoperiod
All of these
Statement 1 : The species is reproductively isolated natural population.
Statement 2 : Prokaryotes cannot be kept under different species on the basis of reproductive isolation.
Statement-1 and Statement-2 are True and statement-2 is a correct explanation for statement-1
Statement -1 and statement -2 are True and statement-2 is not a correct explanation for statement-1
Statement-1 is true and statement-2 is false
Both the statements are false.
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.
(i) and (iii)
All except (v)
All except (iii)
All of these
Study the following statements and select the correct description of botanical garden.
(i) Plant species are grown for identification purposes.
(ii) Labeling of each plant consists of its botanical name/ scientific name and its family.
(iii) Specimens are preserved in the jars and containers.
(iv) It is a type of store house which contains dried, pressed and preserved plant specimens on sheet.
(v) Plant specimen contains a labeling of information about date and place of collection.
(i) and (ii) only
(i), (ii) and (iii) only
(ii) and (iv) only
All the five statements.
Which one of the following is the first step in taxonomy ?
Naming
Description
Identification
Classification