1000+ The Living World Multiple Choice Question Answer [Solved]
Thursday 9th of March 2023
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1. 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.
Answer : C
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.
Answer : C
2. Match column-I with column-II and choose the correct combination from the options given below.
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
Answer : B
| Column-I | Column-II |
|---|---|
| A. National Botanical | I. Carolus Linneaus Research Institute |
| B. Indian Botanical | II. Taxon Garden |
| C. Binomial | III. Howrah (India) Nomenclature |
| D. A unit of | IV. 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
Answer : B
3. 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
Answer : A
A. International Code of Botanical Nomenclature
B. International Congress of Biological Names
C. Indian Code of Botanical Nomenclature
D. Indian Congress of Biological Names
Answer : A
4. The practical purpose of classification of living organisms is to
A. explain the origin of living organsims.
B. trace the evolution of living organsims.
C. name the living organisms.
D. facilitate identification of unknown organisms.
Answer : D
A. explain the origin of living organsims.
B. trace the evolution of living organsims.
C. name the living organisms.
D. facilitate identification of unknown organisms.
Answer : D
5. The order generally ends with
A. ales
B. aceae
C. eae
D. none of these
Answer : A
A. ales
B. aceae
C. eae
D. none of these
Answer : A
6. 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
A. (i) and (ii)
B. (i) and (iv)
C. (ii) and (iii)
D. (i) and (iii)
Answer : D
(i) Increase in mass
(ii) Differentiation
(iii) Increase in number of individuals
(iv) Response to stimuli
A. (i) and (ii)
B. (i) and (iv)
C. (ii) and (iii)
D. (i) and (iii)
Answer : D
7. Two plants can be conclusively said to belong to the same species if they
A. have same number of chromosomes.
B. can reproduce freely with each other and form seeds.
C. have more than 90 per cent similar genes.
D. look similar and possess identical secondary metabolites.
Answer : B
A. have same number of chromosomes.
B. can reproduce freely with each other and form seeds.
C. have more than 90 per cent similar genes.
D. look similar and possess identical secondary metabolites.
Answer : B
8. The disadvantage of using common names for species is that
A. the names may change.
B. one name does not apply universally.
C. one species may have several common names and one common name may be applied to two species.
D. all of the above
Answer : D
A. the names may change.
B. one name does not apply universally.
C. one species may have several common names and one common name may be applied to two species.
D. all of the above
Answer : D
9. One of the most important functions of botanical gardens is that
A. they provide a beautiful area for recreation.
B. one can observe tropical plants there.
C. they allow ex-situ conservation of germ plasm.
D. they provide the natural habitat for wildlife.
Answer : C
A. they provide a beautiful area for recreation.
B. one can observe tropical plants there.
C. they allow ex-situ conservation of germ plasm.
D. they provide the natural habitat for wildlife.
Answer : C
10. Which one of the following animals is correctly matched with its particular named taxonomic category ?
A. Tiger Tigris, the species
B. Cuttle fish Mollusca, a class
C. Humans Primata, the family
D. Housefly Musca, an order
Answer : A
A. Tiger Tigris, the species
B. Cuttle fish Mollusca, a class
C. Humans Primata, the family
D. Housefly Musca, an order
Answer : A
11. Which one of the following is the first step in taxonomy ?
A. Naming
B. Description
C. Identification
D. Classification
Answer : C
A. Naming
B. Description
C. Identification
D. Classification
Answer : C
12. Which one of the following statements is correct about biodiversity ?
A. It is the occurrence of varied type of organisms on earth.
B. Each different kind of plant, animal or organism represents a species.
C. The number of species that are known and described range between 1.71.8 million.
D. All of the above
Answer : D
A. It is the occurrence of varied type of organisms on earth.
B. Each different kind of plant, animal or organism represents a species.
C. The number of species that are known and described range between 1.71.8 million.
D. All of the above
Answer : D
13. 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
Answer : A
A. continuously, only upto a certain age
B. only upto a certain age, continuously
C. continuously, never
D. once, twice
Answer : A
14. Each category of taxonomic hierarchy refers to as a unit of ______.
A. systematic
B. identification
C. nomenclature
D. classification
Answer : D
A. systematic
B. identification
C. nomenclature
D. classification
Answer : D
15. 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.
A. Only (i)
B. Both (i) and (ii)
C. Both (ii) and (iv)
D. All of these
Answer : B
(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.
A. Only (i)
B. Both (i) and (ii)
C. Both (ii) and (iv)
D. All of these
Answer : B
16. Each statement in the key is called _______.
A. lead
B. catalogues
C. manuals
D. monographs
Answer : A
A. lead
B. catalogues
C. manuals
D. monographs
Answer : A
17. 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.
Answer : A
(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.
Answer : A
18. 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.
Answer : B
A. utilize oxygen to generate energy.
B. replicate the genetic information.
C. produce gametes.
D. utilize solar energy for metabolic activities.
Answer : B
19. 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
Answer : D
A. genus
B. species
C. variety
D. order
Answer : D
20. 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
Answer : A
(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
Answer : A
21. 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.
Answer : C
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.
Answer : C
22. Which one of the following taxonomical aid is used for identification of plants and animals based on similarities and dissimilarities?
A. Flora
B. Keys
C. Monographs
D. Catalogues
Answer : B
A. Flora
B. Keys
C. Monographs
D. Catalogues
Answer : B
23. Match column I with column II and choose the correct option.
A. A IV; B III; C V; D II; E I
B. A V; B IV; C II; D I; E III
C. A IV; B V; C II; D I; E III
D. A V; B III; C II; D I; E IV
Answer : B
| 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. A IV; B III; C V; D II; E I
B. A V; B IV; C II; D I; E III
C. A IV; B V; C II; D I; E III
D. A V; B III; C II; D I; E IV
Answer : B
24. Which of the following statements are correct?
(i) Genus comprises a group of related species.
(ii) Taxon represents a taxonomic group of individual organisms.
(iii) Family comprises a group of related genera.
(iv) Taxonomic category class includes related orders.
A. (i), (ii), and (iv)
B. (ii) and (iv)
C. (i), (iii) and (iv)
D. (ii), (iii) and (iv)
Answer : C
(i) Genus comprises a group of related species.
(ii) Taxon represents a taxonomic group of individual organisms.
(iii) Family comprises a group of related genera.
(iv) Taxonomic category class includes related orders.
A. (i), (ii), and (iv)
B. (ii) and (iv)
C. (i), (iii) and (iv)
D. (ii), (iii) and (iv)
Answer : C
25. Which of the following taxonomic aid provides information for the identification of names of species found in an area?
A. Monograph
B. Manual
C. Flora
D. Periodical
Answer : B
A. Monograph
B. Manual
C. Flora
D. Periodical
Answer : B
26. 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
Answer : D
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
Answer : D
27. 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.
Answer : A
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.
Answer : A
28. Match column-I (Biological name) with column-II (Class) and choose the correct option.
A. A IV; B II; C I; D III
B. A II; B IV; C III; D I
C. A II; B IV; C I; D III
D. A II; B I; C IV; D III
Answer : C
| Column-I | Column-II |
|---|---|
| (Biological name) | (Class) |
| A. Homo sapiens | I. Dicotyledonae |
| B. Musca domestica | II. Mammalia |
| C. Mangifera indica | III. Monocotyledonae |
| D. Triticum aestivum | IV. Insects |
A. A IV; B II; C I; D III
B. A II; B IV; C III; D I
C. A II; B IV; C I; D III
D. A II; B I; C IV; D III
Answer : C
29. In multicellular organisms, _____ refers to the production of progeny possessing features more or less similar to those of parents.
A. growth
B. reproduction
C. metabolism
D. consciousness
Answer : B
A. growth
B. reproduction
C. metabolism
D. consciousness
Answer : B
30. Which of the following statements are correct about herbarium?
A. It is a store house of collected plant specimens that are dried and preserved on sheets.
B. Herbarium sheets contain information about date and place of collection, names, family, collectors name, etc.
C. It serves as quick referral systems in taxonomical studies.
D. All of the above
Answer : D
A. It is a store house of collected plant specimens that are dried and preserved on sheets.
B. Herbarium sheets contain information about date and place of collection, names, family, collectors name, etc.
C. It serves as quick referral systems in taxonomical studies.
D. All of the above
Answer : D
31. 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.
Answer : C
A. flowers are attractive.
B. flowers are large.
C. character of flowers are conserved.
D. none of the above.
Answer : C
32. Which of the following is less general in characters as compared to genus?
A. Species
B. Division
C. Class
D. Family
Answer : A
A. Species
B. Division
C. Class
D. Family
Answer : A
33. Which of the following statement(s) is/are correct for Metabolsim ?
A. It is the sum total of all physical reactions taking place inside a living system.
B. All plants, animals, fungi and microbes exhibit metabolism.
C. Isolated metabolic reactions in-vitro are not living but are living reactions.
D. All of the above
Answer : B
A. It is the sum total of all physical reactions taking place inside a living system.
B. All plants, animals, fungi and microbes exhibit metabolism.
C. Isolated metabolic reactions in-vitro are not living but are living reactions.
D. All of the above
Answer : B
34. 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 statement are false.
Answer : B
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 statement are false.
Answer : B
35. 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
Answer : A
(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
Answer : A
36. 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
Answer : C
A. Human beings Sapiens, species
B. Lion Panthera, genus
C. Cats Felidae, genus
D. Datura Solanaceae, family
Answer : C
37. 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
Answer : B
(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
Answer : B
38. The famous botanical garden Kew is located in
A. England
B. Lucknow
C. Berlin
D. Australia
Answer : A
A. England
B. Lucknow
C. Berlin
D. Australia
Answer : A
39. 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).
A. Only (i)
B. Both (iii) and (iv)
C. Only (iv)
D. All of these
Answer : B
(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).
A. Only (i)
B. Both (iii) and (iv)
C. Only (iv)
D. All of these
Answer : B
40. Which of the following statements regarding growth is incorrect?
A. In animals growth is seen up to a certain age.
B. Increase in body mass is considered as growth.
C. Growth by cell division occurs continuously throughout their life span in animals.
D. Increase in mass and number of individuals is the characteristics feature of animal growth.
Answer : C
A. In animals growth is seen up to a certain age.
B. Increase in body mass is considered as growth.
C. Growth by cell division occurs continuously throughout their life span in animals.
D. Increase in mass and number of individuals is the characteristics feature of animal growth.
Answer : C
41. 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
Answer : D
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
Answer : D
42. 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.
Answer : B
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.
Answer : B
43. Which of the following characters given below displays the description of lowest taxonomic category of the organisms of plant and animal kingdom?
A. It includes one or more than one order.
B. It is a group containing one or more families.
C. It is a group of related individuals that resemble one another.
D. It is a group of organisms that are closely related and share similar characteristics.
Answer : C
A. It includes one or more than one order.
B. It is a group containing one or more families.
C. It is a group of related individuals that resemble one another.
D. It is a group of organisms that are closely related and share similar characteristics.
Answer : C
44. 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
Answer : B
(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
Answer : B
45. 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.
Answer : B
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.
Answer : B
46. The living organisms can be unexceptionally distinguished from the non-living things on the basis of their ability for
A. interaction with the environment and progressive evolution.
B. reproduction.
C. growth and movement.
D. responsiveness to touch.
Answer : B
A. interaction with the environment and progressive evolution.
B. reproduction.
C. growth and movement.
D. responsiveness to touch.
Answer : B
47. X being a higher category is the assemblage of families which exhibit a few Y characters. The Z characters are less in a number as compared to different genera included in a family. Identify X, Y, and Z.
A. X - Order; Y - Similar; Z - Similar
B. X - Genus; Y - Similar; Z - Different
C. X - Species; Y - Different; Z - Similar
D. X - Class; Y - Different; Z - Different
Answer : A
A. X - Order; Y - Similar; Z - Similar
B. X - Genus; Y - Similar; Z - Different
C. X - Species; Y - Different; Z - Similar
D. X - Class; Y - Different; Z - Different
Answer : A
48. The common characteristics between tomato and potato will be maximum at the level of their__________.
A. genus
B. family
C. order
D. division
Answer : B
A. genus
B. family
C. order
D. division
Answer : B
49. 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.
Answer : D
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.
Answer : D
50. 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.
Answer : C
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.
Answer : C
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