Which of the following is the only taxonomic categories that has a real existence?
Phylum
Species
Genus
Kingdom
Correct Answer :
B. Species
Species is the lowest or basic taxonomic category which consists of one or more natural populations of individuals that resemble one another more closely than individuals of other species, interbreed freely, have a distinct genetic set up and are reproductively isolated from others e.g., Panthera Leo (Lion), Mangifera indica (Mango), Solanum tuberosum (Potato).
Related Questions
Which of the following statement(s) is/are correct ?
(i) All living organisms have ability to respond the environment stimuli which could be physical, chemical or biological.
(ii) Plants respond to external factors like light, water, temperature, other organisms, pollutants, etc.
(iii) Photoperiod affects the process of reproduction.
(iv) Human being is the only organism who has self consciousness.
Only (i)
Both (ii) and (iii)
Both (i) and (iv)
All of these
Which two points are known as the twin characteristics of growth?
(i) Increase in mass
(ii) Differentiation
(iii) Increase in number of individuals
(iv) Response to stimuli
(i) and (ii)
(i) and (iv)
(ii) and (iii)
(i) and (iii)
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.
Two animals which are the members of the same order must also be the members of the same __________.
class
family
genus
species
Refer the botanical name of wheat Triticum aestivum and identify the statement which correctly describes it.
The second word belongs to genus and starts with a small letter.
Both the words Triticum aestivum denote the specific epithet.
The first word Triticum denotes the genus which starts with a capital letter.
The first word Triticum denotes the specific epithet while the second word denotes the genus.
Each statement in the key is called _______.
lead
catalogues
manuals
monographs
In majority of higher animals and plants, _____ and _____ are mutually exclusive events.
growth; nutrition
nutrition; consciousness
growth; reproduction
reproduction; consciousness
Each category of taxonomic hierarchy refers to as a unit of ______.
systematic
identification
nomenclature
classification
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
Match column I with column II and choose the correct option.
| Column-I | Column-II |
|---|---|
| A. Family | I. tuberosum |
| B. Kingdom | II. Polymoniales |
| C. Order | III. Solanum |
| D. Species | IV. Plantae |
| E. Genus | V. Solanaceae |
A IV; B III; C V; D II; E I
A V; B IV; C II; D I; E III
A IV; B V; C II; D I; E III
A V; B III; C II; D I; E IV
Identify the correct sequence of taxonomic categories.
Species ? Genus ? Order ? Class ? Family ? Phylum/Division ? Kingdom
Species ? Genus ? Family ? Class ? Phylum/Division ? Order ? Kingdom
Species ? Genus ? Family ? Order ? Class ? Phylum/Division ? Kingdom
Species ? Genus ? Family ? Order ? Class ? Phylum/Division ? Kingdom
Which of the following is not a characteristic of life?
Reproduction
Complex chemical organization
Adaptation to environmental changes
Differentiation from cells to tissues
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 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
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
Herbarium is a
garden where medicinal plants are grown.
garden where herbaceous plants are grown.
dry garden.
chemical to kill plants.
Which of the following statement(s) is/are correct ?
(i) Classification is the providing of standardize names to the organisms such that a particular organism known by the same all over the world.
(ii) Taxonomy is the correct description of an organism and to recognition in its scientific name.
(iii) The system of naming with two components (binomial nomenclature) is proposed by Carolus Linneaus.
(iv) Zoological names are based on International Code for Zoological Nomenclature (ICZN).
Only (i)
Both (iii) and (iv)
Only (iv)
All of these
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
Match the common name given in column I with their taxonomic category family given in column II and choose the correct combination from the options given below.
| Column-I | Column-II |
|---|---|
| (Common Name) | (Taxonomic categoryFamily) |
| A. Man | I. Poaceae |
| B. Datura | II. Anacardiaceae |
| C. Mango | III. Solanaceae |
| D. Wheat | IV. Hominidae |
A IV, B III, C II, D I
A IV, B III, C I, D II
A I, B II, C III, D IV
A I, B III, C II, D IV
The sum total of all the chemical reactions occurring in our body is known as
metabolism
growth
regeneration
reproduction
Which one of the following taxonomical aid is used for identification of plants and animals based on similarities and dissimilarities?
Flora
Keys
Monographs
Catalogues
Two plants can be conclusively said to belong to the same species if they
have same number of chromosomes.
can reproduce freely with each other and form seeds.
have more than 90 per cent similar genes.
look similar and possess identical secondary metabolites.
The famous botanical garden Kew is located in
England
Lucknow
Berlin
Australia
In angiosperm, characters of flowers are used in classification because
flowers are attractive.
flowers are large.
character of flowers are conserved.
none of the above.
Which of the following statement(s) is/are not correct ?
(i) Genus comprises a group of related species which has more characters in common in comparison to species of other genera.
(ii) Three different genera such as Solanum, Datura and Petunia are placed in the family malvaceae.
(iii) In case of plants, classes with a few similar characters are assigned to a higher category called phylum.
Both (i) and (ii)
Only (iii)
Both (ii) and (iii)
All of these
Which of the following statements regarding growth is incorrect?
In animals growth is seen up to a certain age.
Increase in body mass is considered as growth.
Growth by cell division occurs continuously throughout their life span in animals.
Increase in mass and number of individuals is the characteristics feature of animal growth.
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 of the following statements are correct about herbarium?
It is a store house of collected plant specimens that are dried and preserved on sheets.
Herbarium sheets contain information about date and place of collection, names, family, collectors name, etc.
It serves as quick referral systems in taxonomical studies.
All of the above
Statement 1: Flora contains the actual account of habitat and distribution of plants of a given area.
Statement 2 : Flora helps in correct identification.
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 2 is false.
Both the statements are false.
Which of the following is less general in characters as compared to genus?
Species
Division
Class
Family