NDA - The Living World 1000+ MCQ [Solved] PDF Download
Thursday 9th of March 2023
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1. 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
Answer : C
A. Class
B. Order
C. Division
D. Family
Answer : C
2. 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
3. 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.
Answer : C
A. a higher taxonomic category than taxon.
B. lower taxonomic category than taxon.
C. the plural of taxon.
D. the singular of taxon.
Answer : C
4. 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
5. 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
6. 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.
Answer : A
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.
Answer : A
7. 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
8. 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
9. 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
10. Which of the following is the only taxonomic categories that has a real existence?
A. Phylum
B. Species
C. Genus
D. Kingdom
Answer : B
A. Phylum
B. Species
C. Genus
D. Kingdom
Answer : B
11. 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
12. 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
Answer : C
A. Taxonomy
B. Identification
C. Biodiversity
D. Classification
Answer : C
13. 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
14. 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
15. 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.
Answer : B
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.
Answer : B
16. 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
17. 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
Answer : A
A. class
B. family
C. genus
D. species
Answer : A
18. 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
19. Which of the following statements regarding nomenclature is correct?
A. Generic name always begins with capita 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 capita 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
20. The fungi, the filamentous algae, the protonema of mosses, all easily multiply by _____.
A. budding
B. fission
C. regeneration
D. fragmentation
Answer : D
A. budding
B. fission
C. regeneration
D. fragmentation
Answer : D
21. 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
22. 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.
A. Only (i)
B. Both (ii) and (iii)
C. Both (i) and (iv)
D. All of these
Answer : D
(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.
A. Only (i)
B. Both (ii) and (iii)
C. Both (i) and (iv)
D. All of these
Answer : D
23. 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.
Answer : D
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.
Answer : D
24. 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
25. 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
26. 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.
Answer : A
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.
Answer : A
27. 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
28. 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
29. 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
30. As we go from species to kingdom in a taxonomic hierachy, the number of common characteristics
A. will decrease.
B. will increase.
C. remain same.
D. may increase or decrease.
Answer : A
A. will decrease.
B. will increase.
C. remain same.
D. may increase or decrease.
Answer : A
31. 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
32. 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
33. 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
34. 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.
Answer : C
A. garden where medicinal plants are grown.
B. garden where herbaceous plants are grown.
C. dry garden.
D. chemical to kill plants.
Answer : C
35. 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
36. Families are characterized on which of the following features of plant species?
A. External morphology
B. Anatomy of parts
C. Vegetative and reproductive parts
D. Seasonal similarities and variations
Answer : C
A. External morphology
B. Anatomy of parts
C. Vegetative and reproductive parts
D. Seasonal similarities and variations
Answer : C
37. Which one of the taxonomic aids can give comprehensive account of complete compiled information of any one genus or family at a particular time?
A. Taxonomic key
B. Flora
C. Herbarium
D. Monograph
Answer : D
A. Taxonomic key
B. Flora
C. Herbarium
D. Monograph
Answer : D
38. 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
39. In the given columns, column I contains the terms and column II contains its description. Select the correct match from the option given below.
A. A - I, B - II, C - III, D - IV
B. A - III, B - I, C - II, D - IV
C. A - III, B - I, C - IV, D - II
D. A - II, B - IV, C - III, D - I
Answer : C
| Column I | Column II |
|---|---|
| A. Growth | I. Production o f offspring. |
| B. Reproduction | II. Compos ed o f one or more cells . |
| C. Metabolism | III. Increase in mass and increase in number o f individuals . |
| D. Cellular organization | IV. Sum total of all chemical reactions occurring in body. |
A. A - I, B - II, C - III, D - IV
B. A - III, B - I, C - II, D - IV
C. A - III, B - I, C - IV, D - II
D. A - II, B - IV, C - III, D - I
Answer : C
40. The sum total of all the chemical reactions occurring in our body is known as
A. metabolism
B. growth
C. regeneration
D. reproduction
Answer : A
A. metabolism
B. growth
C. regeneration
D. reproduction
Answer : A
41. 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
Answer : C
A. Water
B. Temperature
C. Photoperiod
D. All of these
Answer : C
42. 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.
Answer : B
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.
Answer : B
43. 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
44. The keys are based on contrasting characters generally in a pair called _______.
A. flora
B. couplet
C. both (a) and (b)
D. manuals
Answer : B
A. flora
B. couplet
C. both (a) and (b)
D. manuals
Answer : B
45. 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
46. 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
Answer : D
A. Growth and reproduction
B. Reproduction and ability to sense environment
C. Metabolism and interaction
D. All of the above
Answer : D
47. 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
Answer : C
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
Answer : C
48. 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
49. 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.
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
Answer : A
| 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. 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
Answer : A
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
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
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