Practice Questions




Diversity in the Living World


1. Who is known as ‘the Darwin of the 20th century’?

(a) Lamarck

(b) Ernst Mayr

(c) Carolus Linnaeus

(d) Robert May


2. The number of known and described species that are in the range of, (approximately)

(a) 1.3 to 1.4 million

(b) 1.4 to 1.5 million

(c) 1.7 to 1.8 million

(d) 1.9 to 2.2 million


3. Twin characteristics of growth are

(a) Increase in mass

(b) Increase in number

(c) Both (a) and (b)

(d) Increase in length and volume

 

4. Growth in living organism

(a) Is from outside

(b) Is from inside

(c) Both (a) and (b)

(d) Does not take place

 

5. Which of the following does not grow?

(a) Amoeba

(b) Yeast

(c) Dead body

(d) Planarian

 

6. Growth cannot be taken as a defining property of living organisms because

(a) All living organism do not show growth.

(b) Non-living things also grow from inside.

(c) Non-living things also grow.

(d) Some living organism does not exhibit the process of reproduction.

 

7. Select the total number from the following organism that multiply by budding.

Hydra, Sponges, yeast, earthworm, Planarian, honey bee

(a) 2

(b) 3

(c) 4

(d) 5

 

8. For which organism, the growth is synonymous with reproduction?

(a) Unicellular algae
(b) Amoeba

(c) Bacteria

(d) All of these

 

9. Which of the following multiply through fragmentation?

(a) Fungi

(b) Filamentous algae

(c) Planarian

(d) All of these

 

10. Mark the correct statement.

(a) The growth in living organisms is from inside.

(b) Plants grow only up to a certain age.

(c) Only living organisms grow.

(d) All of these

 

11. The growth and reproduction are mutually exclusive events in

(a) Plants only

(b) Animals only

(c) Higher animal and plants

(d) Primitive organisms

 

12. Reproduction cannot be an all-inclusive defining characteristic of living organisms because

(a) All living organism do not show growth.

(b) Many organism do not reproduce.

(c) Non-living things show reproduction.

(d) All living organism show small period of reproductive phase in their life.

 

13. Living organism shows

(a) Self-replication

(b) Evolution

(c) Self-regulation and response to external stimuli

(d) All of these

 

14. The sum total of chemical reactions occurring in our body is called

(a) Metabolism

(b) Homeostasis

(c) Catabolism

(d) Anabolism

 

15. Select the incorrect statement from the following.

(A) NBRI is situated at Lucknow.

(B) Plant families like Convolvulaceae and Solanaceae are included in the order polymoniales

mainly based on the floral characters.

(C) All living organisms such as from present, past and future are linked to one another by the

sharing of the common genetic material but to varying degree.

(D) The order Solanum, Datura and Petunia are placed in family Solanaceae.

 

(a) (A) only (b)

(B) and (D) only

(c) (D) only

(d) (B) and (C) only

 

16. Which of the following statement is incorrect?

(a) All plants, animals, fungi and microbes exhibit metabolism.

(b) Interactions among the molecular components of the organelles result into the properties

of cell organelles.

(c) Properties of cellular organelles are present in the molecular constituents of the organelles.

(d) Cellular organization of the body is the defining feature of life forms.

 

17. Properties of organs are

(a) Present in the constituent cells

(b) Due to different cells in them

(c) Due to their similar origin

(d) A result of interactions among the constituent tissues

 

18. Which two points are known as the twin characteristics of growth?

(1) Increase in mass

(2) Metabolism

(3) Increase in the number of individuals

(4) Sense of environment

 

(a) (1) and (2)

(b) (1) and (4)

(c) (2) and (3)

(d) (1) and (3)

 

19. Growth by cell division occurs _____________ in plants and _____________ in animals

(a) Continuously, only up to a certain age

(b) Only up to a certain age, continuously

(c) Continuously, never

(d) Continuously, continuously

 

20. Which of the following match is incorrect?

Common name                     Genus                          Order                            Class

(a) Man                                        Homo                             Primata                          Mammalia

(b) Mango                                Mangifera                       Sapindales                     Dicotyledonae

(c) Housefly                                Musca                           Coelopetra                         Insecta

(d) Wheat                                   Tritium                              Poales                      Monocotyledonae

 

21. Which set of organisms multiply through fragmentation?

(a) Planaria, hydra, yeast

(b) Echinoderms, fungi, bacteria

(c) Fungi, filamentous algae, protonema of mosses

(d) Amoeba, hydra, virus

 

22. Which of the following organism does not reproduce?

(a) Mules

(b) Sterile worker bees

(c) Sterile human couple

(d) All of these

 

23. Which one 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.

 

24. Which of the following is self-conscious?

(a) Human being

(b) Tiger

(c) Lion

(d) Frog

 

25. Metabolic reactions take place

(a) In vitro

(b) In vivo

(c) both (a) and (b)

(d) only in unicellular organisms

 

26. Organisms that can sense and respond to environmental cues

(a) Eukaryotes only

(b) Prokaryotes only

(c) Both (a) and (b)

(d) Those with a well-developed neuroendocrine system

 

27. Growth, development and functioning of living body is due to

(a) Decrease in entropy

(b) Increase in Gibbs-free energy

(c) Metabolism

(d) Adaptations

 

28. A living organism can be exceptionally differentiated from a non-living thing on the basis of

its ability for

(a) Reproduction and Excretion

(b) Growth and Movement

(c) Responsiveness to touch and temperature

(d) Interaction with environment and progressive evolution

 

29. Two components of binomial nomenclature are

(a) Generic name

(b) Specific epithet

(c) Both (a) and (b)

(d) Subspecies

 

30. In Mangifera indica Linn, Linn stands for

(a) Latin

(b) Lower organism

(c) Linnaeus

(d) Lamarck

 

31. Alsatian is a breed of

(a) Dog

(b) Cat

(c) Cow

(d) Horse

 

32. Modern taxonomy studies require

(a) Knowledge of external and internal structure.

(b) Knowledge of structure of cell.

(c) Knowledge development process and ecological information of organisms.

(d) All of these

 

33. Which of the following term include all other terms?

(a) Classification

(b) Nomenclature

(c) Taxonomy

(d) Systematics

 

34. Linnaeus evolved a system of nomenclature called

(a) Trinomial

(b) Vernacular

(c) Binomial

(d) Polynomial

 

35. Binomial nomenclature seems to be difficult because a scientific name is derived from

(a) Hindi

(b) Sanskrit

(c) Latin

(d) Arabic

 

36. A group of plants or animals with similar traits of any rank is

(a) Species

(b) Order

(c) Genus

(d) Taxon

 

37. Binomial nomenclature means

(a) Two names in which one is given by zoologist and other by botanist.

(b) One scientific name consisting of a generic name and a specific epithet.

(c) Two names in which one is latinized and other is french.

(d) Two names in which one is scientific and other is local.

 

Taxonomy

38. Basic unit of taxonomic hierarchy is

(a) Species

(b) Kingdom

(c) Class

(d) Phylum

 

39. Botanical name of mango is

(a) Mangifera indica

(b) Solanum tuberosum

(c) Solanum melongena

(d) Panthera leo

 

40. Botanical name of potato is

(a) Mangifera indica

(b) Solanum tuberosum

(c) Solanum melongena

(d) Panthera leo

 

41. Zoological name of lion is

(a) Mangifera indica

(b) Solanum tuberosum

(c) Solanum melongena

(d) Panthera leo

 

42. The branch connected with characterization, nomenclature, identification and classification is

(a) Ecology

(b) Taxonomy

(c) Morphology

(d) Eugenics

 

43. The third name in trinomial nomenclature is

(a) Species

(b) Subgenus

(c) Subspecies

(d) Holotype

44. In binomial nomenclature

(a) Both genus and species are printed in italics.
(b) Genus and species may be of same name.
(c) Both the initial letters in genus and species is capital.
(d) Genus is written after the species.

45. As we go from higher species to kingdom, the number of common characterstic goes on
_______.

(a) Increasing 
(b) Decreasing 
(c) Remains same 
(d) None of these

46. The binomial nomenclature was given by

(a) Lamarck 
(b) Ernst Mayr
(c) Carolus Linnaeus 
(d) Darwin

47. The term ‘taxon’ is used for

(a) The ranks of species and genus 
(b) The ranks up to phylum
(c) The species epithet only 
(d) Any rank of taxonomic hierarchy

48. The taxonomic aid that provides information for the identification of names of species found in an area is

(a) Monograph 
(b) Manual 
(c) Catalogue 
(d) Periodical

49. The Indian Botanical Garden is located in

(a) Howrah 
(b) Lucknow 
(c) Mumbai 
(d) Mysore

50. The famous botanical garden ‘Kew’ is located in

(a) England 
(b) Lucknow 
(c) America 
(d) Australia


51. Identify the correct sequence of taxonomic categories.

(a) Species–order–kingdom–phylum 
(b) Species–family–genus–class
(c) Genus–species–order–phylum 
(d) Species–genus–order-phylum


52. Which biological name is wrongly written?

(a) Apis indica 
(b) Triticum aestivum
(c) Felis domesticus 
(d) Mangifera Indica


53. The descending arrangement of categories is called

(a) Classification 
(b) Taxonomy 
(c) Hierarchy 
(d) Key

54. Petunia is a

(a) Variety 
(b) Subspecies 
(c) Species 
(d) Genus

55. Which one of the following is not a category?

(a) Species 
(b) Class 
(c) Phylum 
(d) Convolvulaceae

56. In the hierarchy of classification, the order is present between

(a) Family and genus 
(b) Phylum and kingdom
(c) Family and class 
(d) Family and species

57. Select the incorrect statement from the following.

(a) Each statement in key is called lead.
(b) Taxonomic keys are tools that helps in identification based on characterstics.
(c) ICZN stands for International Code of Zoological Nomenclature.
(d) Ernst Mayr used the system a Nature as the title of his publication.

58. The place where we store dry plants for information purpose is called

(a) Key 
(b) Museum 
(c) Monograph 
(d) Herbarium

59. Which is not a part of taxonomic hierarchy?

(a) Genus and species 
(b) Order and class
(c) Kingdom and class 
(d) Catalogue and herbarium

60. Find out the incorrect statement from the following:

(a) Closely related species differ in morphological features.
(b) Genus comprises a group of related species.
(c) Taxonomic studies are useful in agricultural, forestry and industries.
(d) Notochord and ventral hollow neural system are common features of phylum chordata.

61. ICBN stands for

(a) International Code for Biosphere Nomenclature
(b) International Code for Botanical Nomenclature
(c) International Class for Biological Nobel leurette
(d) International Committe for Biological Naming

62. Zoological name of tiger is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Panthera tigris

63. Zoological name of leopard is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Panthera pardus

64. Zoological name of house fly is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Musca domestica

65. Zoological name of man is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Homo sapiens

66. Botanical name of wheat is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Triticum aestivum

67. Zoological name of cat is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Felis domesticus

68. Botanical name of makoi is

(a) Mangifera indica 
(b) Solanum tuberosum
(c) Solanum melongena 
(d) Solanum nigrum

69. Potato and brinjal belongs to the genus

(a) Mangifera 
(b) Solanum 
(c) Allium 
(d) Brassica

70. Genera Petunia and Datura belongs to the family

(a) Solanaceae 
(b) Fabaceae 
(c) Liliaceae 
(d) any of the above

71. Select the total number of family from the following:

Felis, Felidae, Solanaceae, Liliaceae, Canidae, Hominidae, Poaceae, Muscidae, Insecta,
Convolvulaceae

(a) 5 
(b) 6 
(c) 7
(d) 8

72. Family Solanaceae and Convolvulaceae belongs to the order

(a) Poales 
(b) Polymoniales 
(c) Diptera 
(d) Dicot

73. Common features of Chordata are

(a) The presence of notochord in any stage of life
(b) Dorsal hollow neural system
(c) Paired pharyngeal gill slits
(d) All of these

74. Which of the following is a common feature of category ‘insecta’?

(a) Presence of ostium
(b) Presence of coxal gland for excretion
(c) Three pair of jointed legs in thoracic region
(d) Exoskeleton of cutin

75. Which of the following represent the family of mango?

(a) Sapindales 
(b) Anacardiaceae 
(c) Poales 
(d) Poaceae

76. House fly belongs to the order

(a) Diptera 
(b) Carnivora 
(c) Primata 
(d) Insecta

77. Which is not required for the preservation of insect?

(a) Collecting 
(b) Killing 
(c) Pinning 
(d) Pressing

78. IBG is situated at

(a) Kew 
(b) Howrah 
(c) Lucknow 
(d) Jodhpur

79. A museum has a collection of

(a) Preserved plants 
(b) Preserved animals
(c) Skeleton of animals 
(d) All of these

80. Which of the following animals is usually stuffed and preserved?

(a) Large birds 
(b) Mammals
(c) Small lizards 
(d) Both (a) and (b)

81. Zoological parks are places for
(a) Wild animals 
(b) Pet animals
(c) Wild plants 
(d) Endangered crops

82. Zoological park is a place where

(a) Wild animals are kept in protected environment under human care.
(b) We can learn about wild animal’s food habit.
(c) We can learn about wild animal’s behavior.
(d) All of these

83. The keys are based on contrasting characters generally in pairs called

(a) Duplex 
(b) Couplet 
(c) Dimer 
(d) All of these

84. Which of the following is incorrect about keys?

(a) Key is a taxonomical aid used for the identification of plants and animals based on the
similarities and dissimilarities.
(b) Separate taxonomic keys are required for each taxonomic category such as family, genus
and species for identification purposes.
(c) Keys are generally analytical in nature.
(d) Key is another taxonomical aid used for the nomenclature of plants and animals based on
the similarities and dissimilarities.

85. Which of the following is a mean of recording description?

(a) Flora and manuals 
(b) Monographs
(c) Catalogues 
(d) All of these

86. Flora contains information about the habitat and distribution of

(a) Animals of a given area 
(b) Plants of a given area
(c) Some useful plants of a given area 
(d) Some useful animals of a given area

87. Monographs contains the information of

(a) genus 
(b) species 
(c) family 
(d) any one taxon

88. Manuals contain information for

(a) Habitat and distribution of animals in a given area
(b) Habitat and distribution of plants in a given area
(c) Identification of names of species found in an area
(d) Habitat and distribution of some useful animals in a given area

89. Organisms vary in

(a) Size and colour 
(b) Habitat
(c) Physiological and morphological features 
(d) All of these

90. Live specimens of organisms are found in

(a) Herbaria 
(b) Museum
(c) Zoological parks and botanical gardens (d) All of these

91. The name of a plant written on herbarium sheet is its

(a) English name 
(b) Local name 
(c) Botanical name 
(d) All of these

92. NBRI is situated in

(a) Kolkata 
(b) Lucknow 
(c) Delhi 
(d) Jodhpur

93. Which is the prime source of taxonomical studies?

(a) Collection of actual specimen 
(b) Nomenclature
(c) Characterization 
(d) Identification

94. Tiger, dog and cat are placed in order of

(a) Insectivora 
(b) Carnivora 
(c) Primata 
(d) Lagomorpha

95. Monkey, gorilla and gibbons belongs to which of the following order and class respectively

(a) Primata and prototheria 
(b) Primata and mammalia
(c) Carnivora and eutheria 
(d) Carnivora and mammalia



Assertion and Reason Questions



Read the assertion and reason carefully to mark the correct option out of the options given
below:
(a) If both the assertion and the reason are true and the reason is a correct explanation of the
assertion.
(b) If both the assertion and reason are true but the reason is not a correct explanation of the
assertion.
(c) If the assertion is true but the reason is false.
(d) If both the assertion and reason are false.



104. Assertion: Systematics is an important branch of biology.

Reason: Systematics name the organisms and divides them into groups and subgroups
according to the set rules to make their study easy.

105. Assertion: Members of a species breed only with others of the same species.

Reason: In some cases, members of different species may also breed, producing sterile or
fertile offspring.

106. Assertion: No non living object exhibit metabolism.

Reason: Cellular organization is absent in non-living organisms.

107. Assertion: Metabolic reactions can be demonstrated outside the body in cell free systems.

Reason: An isolated metabolic rection performed in test tube is neither living nor non-living.

108. Assertion: Conservative characters are more useful in classification.

Reason: These characters do not change during evolution. Therefore, their similarities show
relationships among organisms.

109. Assertion: Linnaeus insisted that the scientific names should be Latinized.

Reason: This gives beauty to the names.

110. Assertion: There is no difference between the terms taxon and category.

Reason: Aves is a taxon that includes the category ‘birds’.

111. Assertion: Each rank or taxon represents a unit of classification.

Reason: Taxonomic categories are distinct biological entities and not merely morhpological
aggregates.

112. Assertion: Human being has self-conciousness.

Reason: Human is an organism who is aware of himself.

113. Assertion: In unicellular organism, the reproduction is synonymous with growth.

Reason: Increase in the number of cells is also called growth.

114. Assertion: Growth is not taken as a defining property of living organism.

Reason: Non living organism can also grow by accumulation of material on their surface.

115. Assertion: Growth in plant is said to be open.

Reason: In plant, growth by cell division occurs throughout their life.

116. Assertion: In Planaria we call regeneration as true regeneration.

Reason: A fragmented organism regenerates the lost part of its body and becomes a new organism.

117. Assertion: Growth and reproduction is synonymous in amoeba .

Reason: Amoeba is unicellular organism.

118. Assertion: All organisms handle chemicals entering in their bodies.

Reason: All organisms are aware of their surroundings.

119. Assertion: All living organism present, past and future are linked to one another.

Reason: Because all organism sharing common genetic material, but to varying degrees.

120. Assertion: Properties of tissues are arises due to interaction of cells.

Reason: Properties of tissues are present in constituent cells.

121. Assertion: Scientific names of all organisms are based on agreed principles and criteria pro-
vided by ICBN.

Reason: ICBN is International code for biological nomenclature.

122. Assertion: Binomial system provided by Linnaeus is used by biologist all over the world.

Reason: This naming system using a two word format is convenient.

123. Assertion: Earliest classifications were based on the uses of various organisms.

Reason: In early days human beings needed to find sources for their basic needs of food,
clothing and shelter.

124. Assertion: Cockroach belongs to Insecta.

Reason: Cockroach posses three pair of jointed legs in their thoracic region.



Previous year questions



1. The Indian rhinoceros is a natural inhabitant of which one of the Indian states?
[AIPMT MAINS 2010]

(a) Uttarakhand 
(b) Uttar Pradesh
(c) Himachal Pradesh 
(d) Assam


2. Which one of the following aspects is an exclusive characteristic of living things?
[AIPMT MAINS 2011]

(a) Isolated metabolic reactions occurs in vitro.
(b) Increase in mass from inside only.
(c) Perceptions of events happening in the environment and their memory.
(d) Increase in mass by accumulation of material both on surface as well as internally.


3. Which one of the following is common to multicellular fungi, filamentous algae and proto-
nema of mosses?
[AIPMT PRE 2012]

(a) Diplontic life cycle 
(b) Members of kingdom Planate
(c) Mode of Nutrition 
(d) Multiplication by fragmentation


4. Which one of the following is not a correct statement?
[AIPMT MAINS 2013]

(a) Herbarium houses dried pressed and preserved plant specimens
(b) Botanical gardens have collection of living plants for reference
(c) A museum has collection of photographs of plants and animals
(d) Key is a taxonomic aid for identification of specimens.


5. Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature? [NEET - I, 2016]

(a) Biological names can be written in any language
(b) The first word in a biological name represents the genus name, and the second is a specific
epithet
(c) The names are written in Latin and are italicized
(d) When written by hand, the names are to be underlined


6. The label of a herbarium sheet does not carry information on [NEET - II, 2016]

(a) Name of collector 
(b) Local names
(c) Height of the plant 
(d) Date of collection


7. Match Column – I with Column – II for housefly classification and select the correct option
using the codes given below: [NEET - II, 2016]

Column – I                    Column – II
A. Family                      1. Diptera
B. Order                        2. Arthropoda
C. Class                       3. Muscidae
D. Phylum                    4. Insecta

(a) A–3, B–2, C–4, D–1 
(b) A–4, B–3, C–2, D–1
(c) A–4, B–2, C–1, D–3 
(d) A–3, B–1, C–4, D–2


8. Study the four statements (A-D) given below and select the two correct ones out of them:
[NEET - II, 2016]

A. Definition of biological species was given by Ernst Mayr.
B. Photoperiod does not affect reproduction in plants.
C. Binomial nomenclature system was given by R. H. Whittaker
D. In unicellular organisms, reproduction is synonymous with growth

The two correct statements are

(a) C and D 
(b) A and B
(c) A and D 
(d) B and C



NCERT Exemplar Questions



1. As we go from species to kingdom in a taxonomic hierarchy, the number of common
characteristics

(a) Will decrease 
(b) Will increase
(c) Remain same 
(d) May increase or decrease


2. Which of the following ‘suffixes’ used for the units of classification in plants indicates a
taxonomic category of ‘family’?

(a) –Ales 
(b) –Onae
(c) –Aceae 
(d) –Ae


3. The term ‘systematics’ refers to

(a) The identification and classification of plants and animals.
(b) The nomenclature and identification of plants and animals.
(c) The diverse kind of organisms and their relationship.
(d) The different kinds of organisms and their classification.


4. 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) Different kinds of organisms and their classification.


5. The taxonomic unit ‘Phylum’ in the classification of animals is equivalent to which hierarchical level in the classification of plants?

(a) Class
(b) Order
(c) Division 
(d) Family


6. Botanical garden and zoological parks have

(a) Collection of endemic living species only.
(b) Collection of exotic living species only.
(c) Collection of endemic and exotic living species.
(d) Collection of only local plants and animals.


7. Taxonomic key is one of the taxonomic tools in the identification and classification of plants and animals. It is used in the preparation of

(a) Monographs 
(b) Flora
(c) Both (a) and (b) 
(d) None of these


8. All living organisms are linked to one another because

(a) They have common genetic material of the same type.
(b) They share common genetic material but to varying degrees.
(c) All have common cellular organization.
(d) All of these


9. Which of the following is a defining characteristic of living organisms?

(a) Growth 
(b) Ability to make sound
(c) Reproduction 
(d) Response to external stimuli


10. Match the following by choosing the correct option:

a. Family                  i. Tuberosum
b. Kingdom             ii. Polymoniales
c. Order                   iii. Solanum
d. Species               iv. Plantae
e. Genus                  v. Solanaceae

Options

(a) i – d, ii – c, iii – e, iv – b, v – a
(b) i – e, ii – d, iii – b, iv – a, v – c
(c) i – d, ii – e, iii – b, iv – a, v – c
(d) i – e, ii – c, iii – b, iv – a, v – d




Answer Keys -


Practice Questions

1. (b) 
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47. (d) 
48. (b) 
49. (a) 
50. (a)
51. (d) 
52. (d) 
53. (c) 
54. (d) 
55. (d) 
56. (c) 
57. (d) 
58. (d) 
59. (d) 
60. (d)
61. (b) 
62. (d) 
63. (d) 
64. (d) 
65. (d) 
66. (d) 
67. (d) 
68. (d) 
69. (b) 
70. (a)
71. (d) 
72. (b) 
73. (d) 
74. (c) 
75. (b) 
76. (a) 
77. (d) 
78. (b) 
79. (d) 
80. (d)
81. (a) 
82. (d) 
83. (b) 
84. (d) 
85. (d) 
86. (b) 
87. (d) 
88. (c) 
89. (d) 
90. (c)
91. (d) 
92. (b) 
93. (a) 
94. (b) 
95. (b) 
96. (c) 
97. (b) 
98. (c) 
99. (a) 
100. (c)
101. (d) 
102. (c) 
103. (c)


Assertion and Reason Questions

104. (a) 
105. (b) 
106. (a) 
107. (b) 
108. (a) 
109. (c) 
110. (d) 
111. (b) 
112. (a) 
113. (a)
114. (a) 
115. (a) 
116. (a) 
117. (a) 
118. (a) 
119. (a) 
120. (c) 
121. (d) 
122. (a) 
123. (a)
124. (a)


Previous Year Questions

1. (d) 
2. (b) 
3. (d) 
4. (c) 
5. (a) 
6. (c) 
7. (d) 
8. (c)


NCERT Exemplar Questions

1. (a) 
2. (c) 
3. (c) 
4. (c) 
5. (c) 
6. (c) 
7. (c) 
8. (d) 
9. (d) 
10. (a)