Q1. Regarding taxonomy, which statements are correct? (i) Taxonomy deals with identification, nomenclature and classification. (ii) Taxonomy is the branch of science for these processes. (iii) Taxonomy is used only for animals.
Correct Answer: (a)
Taxonomy is universal for all living kingdoms (Monera, Protista, Fungi, Plantae, Animalia).
Q2. Assertion: Phylum includes related classes.
Reason: Classes in a phylum share some common features.
Correct Answer: (a)
Phylum is a higher rank based on common structural plan (e.g., presence of dorsal hollow neural system).
Q3. Regarding genus, which statements are correct? (i) Genus is a group of related species. (ii) Species in a genus have more characters in common. (iii) Genus is the lowest taxonomic category.
Correct Answer: (a)
Species is always the unit below genus.
Q4. The scientific name of brinjal is:
Correct Answer: (a)
Brinjal and potato share the same genus Solanum but different specific epithets.
Q5. Match the rank with human and plant examples:
Column-I
Column-II
A. Class
1. Mammalia
B. Phylum
2. Chordata
C. Kingdom
3. Animalia
D. Division
4. Angiospermae
Correct Answer: (a)
Standard biological ranks for humans and flowering plants.
Q6. Match categories by hierarchy (Bottom up):
Column-I
Column-II
A. Family
1. Lower than Order
B. Order
2. Lower than Class
C. Class
3. Lower than Phylum
D. Phylum
4. Lower than Kingdom
Correct Answer: (a)
Hierarchy of categories from bottom to top.
Q7. Match the following:
Column-I
Column-II
A. Taxonomy
1. Identifying and naming
B. Systematics
2. Phylogeny/Evolution
C. Nomenclature
3. Binomial rules
D. Classification
4. Hierarchy of ranks
Correct Answer: (a)
Different facets of biological organization.
Q8. Match the higher categories in Column-I with their descriptions in Column-II:
Column-I
Column-II
A. Class
1. Includes related orders
B. Phylum
2. Includes related classes
C. Kingdom
3. Highest taxonomic category
D. Division
4. For plants, includes related classes
Correct Answer: (a)
Division is used for plants instead of Phylum.
Q9. Assertion: Species is a group of individuals with fundamental similarities.
Reason: Species can be distinguished based on distinct morphological differences.
Correct Answer: (a)
Species members can breed among themselves and are morphologically distinct from other species.
Q10. Assertion: Order is an assemblage of families.
Reason: Families in an order share some common features.
Correct Answer: (a)
Order aggregates families; for example, families Felidae and Canidae are both in Order Carnivora.
Q11. The scientific name of cat is:
Correct Answer: (a)
Cats belong to the genus Felis.
Q12. The scientific name of lion is:
Correct Answer: (a)
Lion is Panthera leo; 'Panthera' is the genus it shares with tigers and leopards.
Q13. Regarding class, which statements are correct? (i) Class includes related orders. (ii) Orders in a class share some common features. (iii) Class is the lowest taxonomic category.
Correct Answer: (a)
A class contains multiple orders; it's a high-level rank.
Q14. The scientific name of potato is:
Correct Answer: (a)
Potato belongs to the genus Solanum and its specific epithet is tuberosum.
Q15. Regarding species, which statements are correct? (i) Species is a group of individuals with fundamental similarities. (ii) Species can be distinguished based on distinct morphological differences. (iii) Species is the lowest taxonomic category.
Correct Answer: (d)
These points correctly define species in a taxonomic context.
Q16. Assertion: Class includes related orders.
Reason: Orders in a class share some common features.
Correct Answer: (a)
A class represents a category containing several related orders.
Q17. Regarding binomial nomenclature, which statements are correct? (i) Binomial nomenclature uses two words for naming. (ii) The first word is genus and the second is species. (iii) Binomial nomenclature is used for all organisms.
Correct Answer: (d)
All three statements correctly define the rules and scope of Linnaeus's naming system.
Q18. Regarding order, which statements are correct? (i) Order is an assemblage of families. (ii) Families in an order share some common features. (iii) Order is the lowest taxonomic category.
Correct Answer: (a)
Common characters are fewer in order compared to genus and family.
Q19. Assertion: Class includes related orders.
Reason: Orders in a class share some common features.
Correct Answer: (a)
Class is the category that includes related orders; for example, Order Primata and Order Carnivora are in Class Mammalia.
Q20. Match scientific components:
Column-I
Column-II
A. Identification
1. Correct description
B. Characterisation
2. Observing traits
C. Nomenclature
3. Standard naming
D. Classification
4. Arranging in groups
Correct Answer: (a)
Steps involved in taxonomic research.
Q21. Match categories by complexity:
Column-I
Column-II
A. Family
1. Solanaceae
B. Order
2. Polymoniales
C. Class
3. Dicotyledonae
D. Phylum
4. Chordata
Correct Answer: (a)
Representative examples of each category.
Q22. The term 'biodiversity' refers to:
Correct Answer: (a)
Biodiversity refers to the number and types of organisms present on Earth, currently estimated between 1.7-1.8 million species.
Q23. Assertion: Class includes related orders.
Reason: Orders in a class share some common features.
Correct Answer: (a)
Class is a higher category that includes several related orders based on broad similarities.
Q24. The scientific name of frog is:
Correct Answer: (a)
The common Indian bullfrog is Rana tigrina.
Q25. The scientific name of wheat is:
Correct Answer: (a)
The binomial name for wheat is Triticum aestivum.
Q26. Match terms with creators/definitions:
Column-I
Column-II
A. Binomial system
1. Linnaeus
B. Taxon
2. Concrete biological object
C. Species
3. Lowest level
D. Genus
4. Generic name
Correct Answer: (a)
Historical and conceptual taxonomy.
Q27. Assertion: Order is a higher category than family.
Reason: Order is an assemblage of families.
Correct Answer: (a)
Order is a higher category that includes one or more related families showing few similar characters.
Q28. Assertion: Taxonomy deals with identification, nomenclature and classification.
Reason: Taxonomy is the branch of science for these processes.
Correct Answer: (a)
Taxonomy provides the framework for organizing biological diversity.
Q29. The scientific name of human is:
Correct Answer: (a)
The correct scientific name is Homo sapiens, where 'Homo' is the genus and 'sapiens' is the species.
Q30. Regarding phylum, which statements are correct? (i) Phylum includes related classes. (ii) Classes in a phylum share some common features. (iii) Phylum is the lowest taxonomic category.
Correct Answer: (a)
Organisms in a phylum share a basic structural body plan.
Q31. Assertion: Genus comprises a group of related species.
Reason: Species in a genus have more characters in common.
Correct Answer: (a)
Genus aggregates species that share more common features compared to species of other genera.
Q32. Match the wheat taxonomy:
Column-I
Column-II
A. Class
1. Monocotyledonae
B. Division
2. Angiospermae
C. Genus
3. Triticum
D. Order
4. Poales
Correct Answer: (a)
Specific taxonomic classification of wheat.
Q33. Assertion: Family is a group of related genera.
Reason: Genera in a family have fewer similarities than species in a genus.
Correct Answer: (a)
Common traits decrease as you move from Species to Kingdom.
Q34. The first word in a biological name represents:
Correct Answer: (b)
Biological names are generally in Latin. The first word represents the Genus and the second represents the specific epithet.
Q35. Regarding binomial nomenclature, which statements are correct? (i) Binomial nomenclature uses two words for naming. (ii) The first word is genus and the second is species. (iii) Binomial nomenclature is used for all organisms.
Correct Answer: (d)
Every identified organism on Earth is assigned a name following this universal system.
Q36. Regarding genus, which statements are correct? (i) Genus is a group of related species. (ii) Species in a genus have more characters in common. (iii) Genus is the lowest taxonomic category.
Correct Answer: (a)
Genus is an aggregate of species, hence ranked higher.
Q37. The scientific name of gibbon is:
Correct Answer: (a)
The scientific name of the common gibbon is Hylobates lar.
Q38. The lowest taxonomic category is:
Correct Answer: (a)
Taxonomic studies consider a group of individual organisms with fundamental similarities as a species, which is the lowest category.
Q39. Regarding genus, which statements are correct? (i) Genus is a group of related species. (ii) Species in a genus have more characters in common. (iii) Genus is the lowest taxonomic category.
Correct Answer: (a)
Genus is a rank above species; hence it is not the lowest taxonomic category.
Q40. Assertion: Family is a group of related genera.
Reason: Genera in a family have fewer similarities than species in a genus.
Correct Answer: (a)
Families are characterized on both vegetative and reproductive features of plant species, showing broader similarities.
Q41. Match the naming rules:
Column-I
Column-II
A. First word
1. Genus (Capital)
B. Second word
2. Specific epithet (Small)
C. Language
3. Latin
D. Printed form
4. Italics
Correct Answer: (a)
International Rules of Binomial Nomenclature.
Q42. Assertion: Genus is a group of related species.
Reason: Species in a genus have more characters in common.
Correct Answer: (a)
A genus like Panthera includes leo, tigris, and pardus because they share specific structural similarities.
Q43. Match the taxonomic categories in Column-I with their definitions in Column-II:
Column-I
Column-II
A. Species
1. Group of individuals with fundamental similarities
B. Genus
2. Group of related species
C. Family
3. Group of related genera
D. Order
4. Assemblage of families
Correct Answer: (a)
Definitions represent the standard hierarchy of biological classification.
Q44. The branch of science that includes evolutionary relationships is:
Correct Answer: (c)
Systematics takes into account evolutionary relationships between organisms.
Q45. Assertion: Order is an assemblage of families.
Reason: Families in an order share some common features.
Correct Answer: (a)
Families with similar floral or structural characters are grouped into orders.
Q46. The scientific name of tiger is:
Correct Answer: (a)
The scientific name of the tiger is Panthera tigris.
Q47. Assertion: Binomial nomenclature uses two words for naming.
Reason: The first word is genus and the second is species.
Correct Answer: (a)
By convention, every scientific name has two components: the generic name and the specific epithet.
Q48. Assertion: Kingdom is the highest taxonomic category.
Reason: All organisms are grouped into kingdoms.
Correct Answer: (a)
In the animal classification system, Kingdom Animalia is the highest level, comprising all diverse animals.
Q49. The scientific name of mango is:
Correct Answer: (b)
In binomial nomenclature, the specific epithet starts with a small letter. Thus, Mangifera indica is correct.
Q50. Assertion: Kingdom is the highest taxonomic category.
Reason: All organisms are grouped into kingdoms.
Correct Answer: (a)
Organisms are placed in kingdoms based on fundamental cellular and organizational differences.
Q51. Assertion: Systematics includes evolutionary relationships.
Reason: Systematics is based on evolutionary relationships.
Correct Answer: (a)
Systematics explores the diversity of organisms and their historical connections.
Q52. Assertion: Family has a group of related genera.
Reason: Genera in a family have fewer similarities than species in a genus.
Correct Answer: (a)
As we go higher in the hierarchy, the number of common characteristics decreases.
Q53. Assertion: Phylum includes related classes.
Reason: Classes in a phylum share some common features.
Correct Answer: (a)
Phylum Chordata, for instance, includes classes like Mammalia, Reptilia, and Amphibia based on common features like a notochord.
Q54. Match the lion's hierarchy:
Column-I
Column-II
A. Species
1. leo
B. Genus
2. Panthera
C. Family
3. Felidae
D. Order
4. Carnivora
Correct Answer: (a)
Standard biological classification of the lion.
Q55. Match human classification:
Column-I
Column-II
A. Class
1. Mammalia
B. Phylum
2. Chordata
C. Kingdom
3. Animalia
D. Division
4. Spermatophyta (example)
Correct Answer: (a)
Human and generic division categories.
Q56. Regarding species, which statements are correct? (i) Species is the lowest taxonomic category. (ii) All organisms in a species share fundamental similarities. (iii) Species can be distinguished based on distinct morphological differences.
Correct Answer: (d)
A species is a group of individual organisms with fundamental similarities and is the basic/lowest unit of classification.
Q57. Assertion: Systematics includes evolutionary relationships.
Reason: Systematics is based on evolutionary relationships.
Correct Answer: (a)
Systematics (from 'systema') refers to the systematic arrangement of organisms including their evolutionary history.
Q58. Regarding family, which statements are correct? (i) Family is a group of related genera. (ii) Genera in a family have fewer similarities than species in a genus. (iii) Family is the lowest taxonomic category.
Correct Answer: (a)
Common characteristics decrease as we move up from species to family.
Q59. Regarding order, which statements are correct? (i) Order is an assemblage of families. (ii) Families in an order share some common features. (iii) Order is the lowest taxonomic category.
Correct Answer: (a)
Similarity of features reduces as categories become more inclusive like order.
Q60. The term 'taxon' refers to:
Correct Answer: (b)
Each unit of classification (category) represents a rank and is commonly termed as a taxon.
Q61. Regarding kingdom, which statements are correct? (i) Kingdom is the highest taxonomic category. (ii) All organisms are grouped into kingdoms. (iii) Kingdom is the lowest taxonomic category.
Correct Answer: (a)
Taxonomy begins with broad kingdoms and narrows down to specific species.
Q62. Regarding order, which statements are correct? (i) Order is an assemblage of families. (ii) Families in an order share some common features. (iii) Order is the lowest taxonomic category.
Correct Answer: (a)
Families like Felidae and Canidae are in the order Carnivora, but order is a middle-tier rank.
Q63. Match the taxonomic levels:
Column-I
Column-II
A. Family
1. Group of related genera
B. Order
2. Assemblage of families
C. Class
3. Includes related orders
D. Phylum
4. Includes related classes
Correct Answer: (a)
Higher taxonomic ranks decrease in common characteristics.
Q64. The process of assigning a scientific name to an organism is called:
Correct Answer: (c)
Nomenclature is the system of providing a distinct and proper name to an organism so that it is known by the same name all over the world.
Q65. Assertion: Taxonomy deals with identification, nomenclature and classification.
Reason: Taxonomy is the branch of science for these processes.
Correct Answer: (a)
Identification, nomenclature, and classification are the core pillars of taxonomic studies.
Q66. Match higher plant categories:
Column-I
Column-II
A. Family
1. Convolvulaceae
B. Order
2. Polymoniales
C. Class
3. Dicotyledonae
D. Division
4. Angiospermae
Correct Answer: (a)
Taxonomic classification of sweet potato/potato plants.
Q67. Regarding systematics, which statements are correct? (i) Systematics includes evolutionary relationships. (ii) Systematics is based on evolutionary relationships. (iii) Systematics is used only for plants.
Correct Answer: (a)
Evolutionary history (phylogeny) is a key component of modern systematics for all life.
Q68. Match the naming concepts:
Column-I
Column-II
A. Binomial nomenclature
1. Generic + Specific
B. Taxon
2. Biological rank
C. Species
3. Unit of nature
D. Genus
4. Collection of species
Correct Answer: (a)
Core concepts in biological naming.
Q69. The highest taxonomic category is:
Correct Answer: (d)
Organisms are classified into a hierarchy starting from Species and ending with Kingdom, the highest rank.
Q70. Match the taxon with an example from the lion's classification:
Column-I (Taxon)
Column-II (Example)
A. Species
1. leo
B. Genus
2. Panthera
C. Family
3. Felidae
D. Order
4. Carnivora
Correct Answer: (a)
Correct lineage for Panthera leo.
Q71. The branch of science dealing with identification, nomenclature and classification is:
Correct Answer: (b)
Taxonomy includes the basic processes of characterisation, identification, nomenclature, and classification.
Q72. Match the housefly taxonomy:
Column-I
Column-II
A. Species
1. domestica
B. Genus
2. Musca
C. Family
3. Muscidae
D. Order
4. Diptera
Correct Answer: (a)
Specific taxonomic classification of Musca domestica.
Q73. Assertion: Genus is a group of related species.
Reason: Species in a genus have more characters in common.
Correct Answer: (a)
Genera provide the first level of grouping for biologically similar species.
Q74. Regarding kingdom, which statements are correct? (i) Kingdom is the highest taxonomic category. (ii) All organisms are grouped into kingdoms. (iii) Kingdom is the lowest taxonomic category.
Correct Answer: (a)
Kingdom is the topmost rank in the biological hierarchy.
Q75. Match the groupings:
Column-I
Column-II
A. Family
1. Genera group
B. Order
2. Family group
C. Class
3. Order group
D. Phylum
4. Class group
Correct Answer: (a)
The nested hierarchy of taxonomy.
Q76. Match Column-I with Column-II concepts:
Column-I
Column-II
A. Binomial nomenclature
1. Linnaeus
B. Taxon
2. Unit of classification
C. Species
3. Basic category
D. Genus
4. Higher than species
Correct Answer: (a)
Concepts related to the system of naming.
Q77. Match the terms:
Column-I
Column-II
A. Taxonomy
1. Scientific grouping
B. Systematics
2. Evolutionary links
C. Nomenclature
3. Formal naming
D. Classification
4. Rank arrangement
Correct Answer: (a)
Scientific methods of biological study.
Q78. The binomial nomenclature system was introduced by:
Correct Answer: (b)
Carolus Linnaeus developed the binomial system of nomenclature which is practiced by biologists all over the world.
Q79. Assertion: Binomial nomenclature uses two words for naming.
Reason: The first word is genus and the second is species.
Correct Answer: (a)
This system ensures every organism has a unique, globally accepted name.
Q80. Regarding class, which statements are correct? (i) Class includes related orders. (ii) Orders in a class share some common features. (iii) Class is the lowest taxonomic category.
Correct Answer: (a)
Class is an upper-middle category in the taxonomic hierarchy.
Q81. Match Mango taxonomy:
Column-I
Column-II
A. Species
1. indica
B. Genus
2. Mangifera
C. Family
3. Anacardiaceae
D. Order
4. Sapindales
Correct Answer: (a)
Taxonomic classification of Mangifera indica.
Q82. Regarding family, which statements are correct? (i) Family is a group of related genera. (ii) Genera in a family have fewer similarities than species in a genus. (iii) Family is the lowest taxonomic category.
Correct Answer: (a)
Genera within a family are broader groupings with more variation than species.
Q83. Regarding systematics, which statements are correct? (i) Systematics includes evolutionary relationships. (ii) Systematics is based on evolutionary relationships. (iii) Systematics is used only for plants.
Correct Answer: (a)
Systematics applies to all forms of life to understand their biological history.
Q84. The scientific name of leopard is:
Correct Answer: (a)
The scientific name of the leopard is Panthera pardus.
Q85. Assertion: Species is a group of individuals with fundamental similarities.
Reason: Species can be distinguished based on distinct morphological differences.
Correct Answer: (a)
Morphological differences help taxonomists classify organisms into separate species.
Q86. Regarding species, which statements are correct? (i) Species is a group of individuals with fundamental similarities. (ii) Species can be distinguished based on distinct morphological differences. (iii) Species is the lowest taxonomic category.
Correct Answer: (d)
Full definition of species includes all three biological and taxonomic points.
Q87. Match the study branches:
Column-I
Column-II
A. Taxonomy
1. Descriptive rank
B. Systematics
2. Ancestral link
C. Nomenclature
3. Labeling
D. Classification
4. Categorization
Correct Answer: (a)
Summary of taxonomic disciplines.
Q88. The scientific name of monkey is:
Correct Answer: (a)
The scientific name of the rhesus monkey is Macaca mulatta.
Q89. The second word in a biological name represents:
Correct Answer: (a)
The second component of the name denotes the specific epithet (species).
Q90. Match Column-I with Column-II:
Column-I
Column-II
A. Binomial nomenclature
1. Two-word naming system
B. Taxon
2. Rank or category
C. Species
3. Individuals with fundamental similarities
D. Genus
4. Group of related species
Correct Answer: (a)
Key terminology used in the living world chapter.
Q91. Regarding phylum, which statements are correct? (i) Phylum includes related classes. (ii) Classes in a phylum share some common features. (iii) Phylum is the lowest taxonomic category.
Correct Answer: (a)
Phylum is the second highest category in the animal kingdom.
Q92. Regarding taxonomy, which statements are correct? (i) Taxonomy deals with identification, nomenclature and classification. (ii) Taxonomy is the branch of science for these processes. (iii) Taxonomy is used only for animals.
Correct Answer: (a)
Taxonomy applies to all living organisms including plants, bacteria, and fungi.
Q93. Regarding family, which statements are correct? (i) Family is a group of related genera. (ii) Genera in a family have fewer similarities than species in a genus. (iii) Family is the lowest taxonomic category.
Correct Answer: (a)
Families group similar genera together but have more diversity than a single genus.
Q94. Regarding class, which statements are correct? (i) Class includes related orders. (ii) Orders in a class share some common features. (iii) Class is the lowest taxonomic category.
Correct Answer: (a)
Class is several ranks above species.
Q95. The scientific name of gorilla is:
Correct Answer: (a)
Gorillas use a tautonym (same genus and species name) in zoology: Gorilla gorilla.
Q96. The scientific name of dog is:
Correct Answer: (a)
The scientific name of the domestic dog is Canis familiaris.
Q97. Assertion: Species is the lowest taxonomic category.
Reason: All organisms in a species share fundamental similarities.
Correct Answer: (a)
A species is defined as a group of individuals with fundamental similarities and is the basic unit of classification.
Q98. Match the processes in Column-I with their functions in Column-II:
Column-I
Column-II
A. Taxonomy
1. Identification, naming and classification
B. Systematics
2. Study of evolutionary relationships
C. Nomenclature
3. Assigning a standardized scientific name
D. Classification
4. Grouping organisms into categories
Correct Answer: (a)
These are the fundamental processes of biological study.
Q99. The scientific name of housefly is:
Correct Answer: (a)
The scientific name of the housefly is Musca domestica.
Q100. Match rank with level:
Column-I
Column-II
A. Class
1. Intermediate rank
B. Phylum
2. Major grouping
C. Kingdom
3. Highest rank
D. Species
4. Basic rank
Correct Answer: (a)
Relative positions in the taxonomic hierarchy.
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