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Which of the following are unique features of living organisms?

A. Growth and reproduction

B. Reproduction and ability to sense environment

C. Metabolism and interaction

D. All of the above

Correct Answer :

D. All of the above


All living beings share certain unified and basic characteristics. These include organisation, energy utilization, regulation or homeostasis, growth, development, reproduction and adaptation.

Related Questions

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Which of the following is less general in characters as compared to genus?

A. Species

B. Division

C. Class

D. Family

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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 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.

A. Herbarium

B. Museum

C. Zoological parks

D. Botanical gardens

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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-IColumn-II
(Common Name)(Taxonomic categoryFamily)
A. ManI. Poaceae
B. DaturaII. Anacardiaceae
C. MangoIII. Solanaceae
D. WheatIV. Hominidae

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

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

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

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

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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 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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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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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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Genus represents

A. an individual plant or animal.

B. a collection of plants or animals.

C. group of closely related species of plants or animals.

D. none of the above.

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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.

A. Species

B. Genus

C. Order

D. Family

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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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In angiosperm, characters of flowers are used in classification because

A. flowers are attractive.

B. flowers are large.

C. character of flowers are conserved.

D. none of the above.

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Herbarium is a

A. garden where medicinal plants are grown.

B. garden where herbaceous plants are grown.

C. dry garden.

D. chemical to kill plants.

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The most important feature of all living systems is to

A. utilize oxygen to generate energy.

B. replicate the genetic information.

C. produce gametes.

D. utilize solar energy for metabolic activities.

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Which of the following statement(s) is/are correct?

A. Only living organisms grow.

B. Plants grow only up to a certain age.

C. The growth in living organisms is from inside.

D. All of the above

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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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Identify the correct sequence of taxonomic categories.

A. Species ? Genus ? Order ? Class ? Family ? Phylum/Division ? Kingdom

B. Species ? Genus ? Family ? Class ? Phylum/Division ? Order ? Kingdom

C. Species ? Genus ? Family ? Order ? Class ? Phylum/Division ? Kingdom

D. Species ? Genus ? Family ? Order ? Class ? Phylum/Division ? Kingdom

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Which of the following statements is incorrect?

A. The scientific name for humans is Homo sapiens.

B. Organisms placed in the same genus are least closely related.

C. Moving from species to kingdom, more different species are included in each higher category.

D. Species that are in the same genus share very specific characteristics.

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The common characteristics between tomato and potato will be maximum at the level of their__________.

A. genus

B. family

C. order

D. division

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Statement 1 : Taxon and category are different things.
Statement 2 : Category shows hierarchical classification.

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; 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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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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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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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.

A. (i) and (ii) only

B. (i), (ii) and (iii) only

C. (ii) and (iv) only

D. All the five statements.

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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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Taxon is a

A. unit of classification.

B. species.

C. highest rank of classification.

D. group of closely related organisms.

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Statement 1: Flora contains the actual account of habitat and distribution of plants of a given area.
Statement 2 : Flora helps in correct identification.

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 2 is false.

D. Both the statements are false.

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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

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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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Which of the following organisms is not correctly matched with its particular ?

A. Human beings Sapiens, species

B. Lion Panthera, genus

C. Cats Felidae, genus

D. Datura Solanaceae, family

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In majority of higher animals and plants, _____ and _____ are mutually exclusive events.

A. growth; nutrition

B. nutrition; consciousness

C. growth; reproduction

D. reproduction; consciousness