{
"question_no": 1,
"exam": "NCERT",
"question": "The number of species that are known and described range between ___________.",
"options": [
"0.7–0.8 million",
"1.0–1.2 million",
"1.7–1.8 million",
"2.5–3.0 million"
],
"answer": 3,
"explanation": "According to NCERT, the number of species that are known and described ranges between 1.7–1.8 million."
}
{
"question_no": 2,
"exam": "NCERT",
"question": "What is nomenclature?",
"options": [
"Identification of organisms",
"Naming of organisms",
"Classification of organisms",
"Preservation of organisms"
],
"answer": 2,
"explanation": "Nomenclature is the process of assigning scientific names to organisms according to internationally accepted rules."
}
{
"question_no": 3,
"exam": "NCERT",
"question": "What is identification?",
"options": [
"The process of giving scientific names to organisms",
"The process of grouping organisms into categories",
"The process of recognizing and determining the correct identity of an organism",
"The process of preserving organisms"
],
"answer": 3,
"explanation": "Identification is the process of recognizing an organism and determining its correct identity by comparing its characteristics with known organisms."
}
{
"question_no": 4,
"exam": "NCERT",
"question": "What is ICBN?",
"options": [
"International Code of Biological Nomenclature",
"International Code of Botanical Nomenclature",
"Indian Council of Botanical Nomenclature",
"International Committee for Biological Names"
],
"answer": 2,
"explanation": "ICBN stands for International Code of Botanical Nomenclature, which provides the internationally accepted rules for naming plants."
}
{
"question_no": 5,
"exam": "NCERT",
"question": "ICBN provides rules for the scientific naming of ___________.",
"options": [
"animals",
"bacteria",
"plants",
"viruses"
],
"answer": 3,
"explanation": "The International Code of Botanical Nomenclature (ICBN) lays down the rules for naming plants."
}
{
"question_no": 6,
"exam": "NCERT",
"question": "What is ICZN?",
"options": [
"International Code of Zoological Nomenclature",
"International Council of Zoological Names",
"Indian Code of Zoological Nomenclature",
"International Committee for Zoological Naming"
],
"answer": 1,
"explanation": "ICZN stands for International Code of Zoological Nomenclature, which provides the internationally accepted rules for naming animals."
}
{
"question_no": 7,
"exam": "NCERT",
"question": "ICZN provides rules for the scientific naming of ___________.",
"options": [
"plants",
"fungi",
"animals",
"bacteria"
],
"answer": 3,
"explanation": "The International Code of Zoological Nomenclature (ICZN) lays down the rules for naming animals."
}
{
"question_no": 8,
"exam": "NCERT",
"question": "What is Binomial Nomenclature?",
"options": [
"A system of classifying organisms into kingdoms",
"A system of naming organisms using two scientific names",
"A method of identifying organisms by their habitats",
"A process of preserving specimens in museums"
],
"answer": 2,
"explanation": "Binomial nomenclature is the system of naming organisms using two words: the first represents the Genus and the second represents the species."
}
{
"question_no": 9,
"exam": "NCERT",
"question": "In binomial nomenclature, the two words of a scientific name represent the ___________.",
"options": [
"Kingdom and Phylum",
"Class and Order",
"Genus and Species",
"Family and Genus"
],
"answer": 3,
"explanation": "In binomial nomenclature, the first word denotes the Genus and the second word denotes the species."
}
{
"question_no": 10,
"exam": "NCERT",
"question": "Who is known as the father of binomial nomenclature?",
"options": [
"Aristotle",
"Carolus Linnaeus",
"Theophrastus",
"John Ray"
],
"answer": 2,
"explanation": "Carolus Linnaeus is regarded as the father of binomial nomenclature because he developed the two-name system of scientific naming."
}
{
"question_no": 11,
"exam": "NCERT",
"question": "Which naming system, given by Carolus Linnaeus, is used worldwide by biologists?",
"options": [
"Trinomial nomenclature",
"Binomial nomenclature",
"Polynomial nomenclature",
"Numerical taxonomy"
],
"answer": 2,
"explanation": "Carolus Linnaeus introduced binomial nomenclature, the universally accepted system of scientific naming."
}
{
"question_no": 12,
"exam": "NCERT",
"question": "The naming system that is practised by biologists all over the world was given by ___________.",
"options": [
"Aristotle",
"Charles Darwin",
"Carolus Linnaeus",
"Gregor Mendel"
],
"answer": 3,
"explanation": "The binomial system of nomenclature was given by Carolus Linnaeus and is practised by biologists all over the world."
}
{
"question_no": 13,
"exam": "NCERT",
"question": "What is the scientific name of mango?",
"options": [
"Mangifera indica",
"Mangifera domestica",
"Mango indica",
"Mangifera sapiens"
],
"answer": 1,
"explanation": "The scientific name of mango is Mangifera indica."
}
{
"question_no": 14,
"exam": "NCERT",
"question": "In the scientific name 'Mangifera indica', the word 'Mangifera' represents the ___________.",
"options": [
"species",
"family",
"genus",
"order"
],
"answer": 3,
"explanation": "In binomial nomenclature, the first word represents the genus. Therefore, 'Mangifera' is the genus."
}
{
"question_no": 15,
"exam": "NCERT",
"question": "In the scientific name 'Mangifera indica', the word 'indica' represents the ___________.",
"options": [
"genus",
"family",
"specific epithet (species)",
"class"
],
"answer": 3,
"explanation": "The second word in a scientific name is called the specific epithet, which denotes the species."
}
{
"question_no": 16,
"exam": "NCERT",
"question": "How should the scientific name of mango be correctly written?",
"options": [
"mangifera indica",
"Mangifera Indica",
"MANGIFERA INDICA",
"Mangifera indica"
],
"answer": 4,
"explanation": "Scientific names are written in italics, with the genus name starting with a capital letter and the specific epithet in lowercase."
}
{
"question_no": 17,
"exam": "NCERT",
"question": "Biological names are generally written in which language?",
"options": [
"English",
"Greek",
"Latin",
"French"
],
"answer": 3,
"explanation": "Biological names are generally in Latin and written in italics. They are Latinised or derived from Latin irrespective of their origin."
}
{
"question_no": 18,
"exam": "NCERT",
"question": "In a biological name, the first word represents the ___________.",
"options": [
"specific epithet",
"family",
"genus",
"order"
],
"answer": 3,
"explanation": "The first word in a biological name represents the genus, while the second word denotes the specific epithet."
}
{
"question_no": 19,
"exam": "NCERT",
"question": "How should biological names be written when handwritten?",
"options": [
"Written in capital letters",
"Written in bold letters",
"Both words should be separately underlined",
"Only the genus name should be underlined"
],
"answer": 3,
"explanation": "When handwritten, both words of a biological name should be separately underlined. When printed, they are written in italics."
}
{
"question_no": 20,
"exam": "NCERT",
"question": "Which of the following correctly follows the rules of biological nomenclature?",
"options": [
"mangifera Indica",
"Mangifera Indica",
"mangifera indica",
"Mangifera indica"
],
"answer": 4,
"explanation": "The genus name starts with a capital letter, while the specific epithet starts with a small letter, as in Mangifera indica."
}
{
"question_no": 21,
"exam": "NCERT",
"question": "In the biological name 'Mangifera indica Linn.', the abbreviation 'Linn.' indicates that ___________.",
"options": [
"the species belongs to the Linnaean system",
"the species was first described by Linnaeus",
"the species is named after Linnaeus",
"the species was discovered in Linn's laboratory"
],
"answer": 2,
"explanation": "The abbreviated author's name written after the specific epithet indicates the scientist who first validly described the species. 'Linn.' refers to Linnaeus."
}
{
"question_no": 22,
"exam": "NCERT",
"question": "What is classification?",
"options": [
"The process of naming organisms",
"The process of identifying organisms",
"The process by which anything is grouped into convenient categories based on some easily observable characters",
"The process of preserving organisms"
],
"answer": 3,
"explanation": "Classification is the process by which anything is grouped into convenient categories based on some easily observable characters, making the study of living organisms easier."
}
{
"question_no": 23,
"exam": "NCERT",
"question": "What are taxa?",
"options": [
"Scientific names given to organisms",
"Groups of organisms placed into convenient categories based on observable characters",
"Only the species of animals",
"Only the kingdoms of living organisms"
],
"answer": 2,
"explanation": "Convenient categories such as Dogs, Cats, Mammals, Wheat, Rice, Plants, and Animals used to study organisms are scientifically called taxa."
}
{
"question_no": 24,
"exam": "NCERT",
"question": "What does the statement 'animals', 'mammals' and 'dogs' represent in taxonomy?",
"options": [
"Different scientific names of the same organism",
"Taxa at the same level",
"Taxa at different hierarchical levels",
"Only categories used for plants"
],
"answer": 3,
"explanation": "Taxa can indicate categories at very different levels. For example, dogs are mammals and mammals are animals; therefore, they represent taxa at different hierarchical levels."
}
{
"question_no": 25,
"exam": "NCERT",
"question": "What is taxonomy?",
"options": [
"The process of naming organisms",
"The process of identifying organisms",
"The process of classifying living organisms into different taxa based on their characteristics",
"The study of fossils and their evolution"
],
"answer": 3,
"explanation": "Taxonomy is the process of classifying living organisms into different taxa based on their characteristics. Modern taxonomy uses external and internal structure, cell structure, developmental processes, and ecological information as the basis for classification."
}
{
"question_no": 26,
"exam": "NCERT",
"question": "Which of the following processes are basic to taxonomy?",
"options": [
"Photosynthesis, respiration, and transpiration",
"Characterisation, identification, classification, and nomenclature",
"Growth, reproduction, and metabolism",
"Mutation, evolution, and adaptation"
],
"answer": 2,
"explanation": "Characterisation, identification, classification, and nomenclature are the fundamental processes that form the basis of taxonomy."
}
{
"question_no": 27,
"exam": "NCERT",
"question": "What is systematics?",
"options": [
"The study of fossils",
"The branch of study dealing with the diversity of organisms and their relationships",
"The study of plant physiology",
"The study of animal behaviour"
],
"answer": 2,
"explanation": "Systematics is the branch of study concerned with different kinds of organisms, their diversity, and the relationships among them."
}
{
"question_no": 28,
"exam": "NCERT",
"question": "The word 'systematics' is derived from the Latin word 'systema', which means ___________.",
"options": [
"study of evolution",
"classification of species",
"systematic arrangement of organisms",
"origin of life"
],
"answer": 3,
"explanation": "The Latin word 'systema' means the systematic arrangement of organisms."
}
{
"question_no": 29,
"exam": "NCERT",
"question": "Who used 'Systema Naturae' as the title of his publication?",
"options": [
"Charles Darwin",
"Carolus Linnaeus",
"Ernst Mayr",
"Julian Huxley"
],
"answer": 2,
"explanation": "Carolus Linnaeus used 'Systema Naturae' as the title of his famous publication."
}
{
"question_no": 30,
"exam": "NCERT",
"question": "The scope of systematics was later enlarged to include ___________.",
"options": [
"photosynthesis and respiration",
"identification, nomenclature and classification",
"genetics and embryology only",
"anatomy and physiology"
],
"answer": 2,
"explanation": "The scope of systematics was expanded to include identification, nomenclature, and classification."
}
{
"question_no": 31,
"exam": "NCERT",
"question": "Systematics takes into account ___________ between organisms.",
"options": [
"economic importance",
"geographical distribution",
"evolutionary relationships",
"feeding habits"
],
"answer": 3,
"explanation": "Systematics considers the evolutionary relationships among organisms while studying their diversity and classification."
}
{
"question_no": 32,
"exam": "NCERT",
"question": "Classification is not a single-step process but involves a hierarchy of ___________.",
"options": [
"species",
"steps",
"genes",
"ecosystems"
],
"answer": 2,
"explanation": "Classification involves a hierarchy of steps, with each step representing a rank or category."
}
{
"question_no": 33,
"exam": "NCERT",
"question": "Each step in the hierarchy of classification represents a ___________.",
"options": [
"mutation",
"species",
"rank or category",
"community"
],
"answer": 3,
"explanation": "Each step in the classification hierarchy represents a rank or category."
}
{
"question_no": 34,
"exam": "NCERT",
"question": "A category that forms part of the overall taxonomic arrangement is called a ___________.",
"options": [
"taxonomic category",
"species concept",
"ecological niche",
"phylogenetic tree"
],
"answer": 1,
"explanation": "Since a category is part of the overall taxonomic arrangement, it is called a taxonomic category."
}
{
"question_no": 35,
"exam": "NCERT",
"question": "All taxonomic categories together constitute the ___________.",
"options": [
"food chain",
"taxonomic hierarchy",
"biosphere",
"gene pool"
],
"answer": 2,
"explanation": "All taxonomic categories collectively form the taxonomic hierarchy."
}
{
"question_no": 36,
"exam": "NCERT",
"question": "Each category, referred to as a unit of classification, is commonly termed as a ___________.",
"options": [
"taxon",
"biome",
"clade",
"population"
],
"answer": 1,
"explanation": "Each category represents a rank and is commonly termed as a taxon (plural: taxa)."
}
{
"question_no": 37,
"exam": "NCERT",
"question": "Insects are placed under a taxonomic category because they share common features such as ___________.",
"options": [
"two pairs of jointed legs",
"three pairs of jointed legs",
"four pairs of jointed legs",
"wings in all species"
],
"answer": 2,
"explanation": "Insects are recognised as a taxonomic group because they share common characteristics, such as having three pairs of jointed legs."
}
{
"question_no": 38,
"exam": "NCERT",
"question": "In taxonomy, groups of organisms such as insects represent a ___________.",
"options": [
"gene pool",
"community",
"category",
"ecosystem"
],
"answer": 3,
"explanation": "Groups of organisms represent categories in taxonomy. These categories are assigned specific ranks."
}
{
"question_no": 39,
"exam": "NCERT",
"question": "In taxonomy, a category further denotes a ___________.",
"options": [
"species",
"rank",
"habitat",
"population"
],
"answer": 2,
"explanation": "A category in taxonomy denotes a rank in the taxonomic hierarchy."
}
{
"question_no": 40,
"exam": "NCERT",
"question": "Each rank or taxon represents a unit of ___________.",
"options": [
"evolution",
"adaptation",
"classification",
"inheritance"
],
"answer": 3,
"explanation": "Each rank or taxon represents a unit of classification in the taxonomic hierarchy."
}
{
"question_no": 41,
"exam": "NCERT",
"question": "Taxonomic groups or categories are considered to be ___________.",
"options": [
"merely morphological aggregates",
"distinct biological entities",
"random collections of organisms",
"artificial groups without scientific basis"
],
"answer": 2,
"explanation": "Taxonomic groups/categories are distinct biological entities and not merely morphological aggregates."
}
{
"question_no": 42,
"exam": "NCERT",
"question": "Which of the following represents the common taxonomic categories developed through taxonomical studies?",
"options": [
"Kingdom, Phylum/Division, Class, Order, Family, Genus, Species",
"Kingdom, Family, Species, Cell, Tissue, Organ",
"Phylum, Habitat, Population, Community, Ecosystem",
"Domain, Tissue, Organ, Organ System, Species"
],
"answer": 1,
"explanation": "Taxonomical studies have led to the development of categories such as kingdom, phylum or division, class, order, family, genus, and species."
}
{
"question_no": 43,
"exam": "NCERT",
"question": "In plants, the taxonomic category equivalent to phylum is called ___________.",
"options": [
"class",
"family",
"division",
"genus"
],
"answer": 3,
"explanation": "In plants, the term 'division' is used instead of 'phylum'."
}
{
"question_no": 44,
"exam": "NCERT",
"question": "The lowest taxonomic category common to both plant and animal kingdoms is ___________.",
"options": [
"genus",
"family",
"order",
"species"
],
"answer": 4,
"explanation": "Species is the lowest taxonomic category in both the plant and animal kingdoms."
}
{
"question_no": 45,
"exam": "NCERT",
"question": "What is the basic requirement for placing an organism into various taxonomic categories?",
"options": [
"Knowledge of its habitat",
"Knowledge of its economic importance",
"Knowledge of the characters of an individual or group of organisms",
"Knowledge of its geographical distribution"
],
"answer": 3,
"explanation": "The basic requirement for classification is the knowledge of the characters of an individual or group of organisms."
}
{
"question_no": 46,
"exam": "NCERT",
"question": "Knowledge of the characters of organisms helps in identifying ___________.",
"options": [
"only similarities among organisms",
"only dissimilarities among organisms",
"similarities and dissimilarities among organisms",
"their geographical distribution"
],
"answer": 3,
"explanation": "Knowledge of characters helps identify both similarities and dissimilarities among individuals of the same kind as well as different kinds of organisms."
}
{
"question_no": 47,
"exam": "NCERT",
"question": "Taxonomic studies consider a group of individual organisms with fundamental similarities as a ___________.",
"options": [
"genus",
"family",
"species",
"order"
],
"answer": 3,
"explanation": "A species is a group of individual organisms with fundamental similarities and is considered the basic unit in taxonomic studies."
}
{
"question_no": 48,
"exam": "NCERT",
"question": "Closely related species can be distinguished from one another based on ___________.",
"options": [
"their habitat",
"their food habits",
"distinct morphological differences",
"their geographical distribution"
],
"answer": 3,
"explanation": "One species can be distinguished from another closely related species based on distinct morphological differences."
}
{
"question_no": 49,
"exam": "NCERT",
"question": "In the scientific names Mangifera indica, Solanum tuberosum and Panthera leo, the words 'indica', 'tuberosum' and 'leo' represent the ___________.",
"options": [
"genera",
"families",
"specific epithets",
"orders"
],
"answer": 3,
"explanation": "'Indica', 'tuberosum', and 'leo' are specific epithets that denote the species."
}
{
"question_no": 50,
"exam": "NCERT",
"question": "In the scientific name Panthera leo, the word 'Panthera' represents the ___________.",
"options": [
"species",
"genus",
"family",
"class"
],
"answer": 2,
"explanation": "The first word of a scientific name represents the genus. Therefore, Panthera is the genus."
}
{
"question_no": 51,
"exam": "NCERT",
"question": "Which of the following species belongs to the genus Panthera?",
"options": [
"sapiens",
"melongena",
"tigris",
"tuberosum"
],
"answer": 3,
"explanation": "Panthera includes species such as Panthera leo (lion) and Panthera tigris (tiger)."
}
{
"question_no": 52,
"exam": "NCERT",
"question": "The genus Solanum includes species such as ___________.",
"options": [
"leo and tigris",
"nigrum and melongena",
"sapiens and leo",
"indica and tigris"
],
"answer": 2,
"explanation": "Solanum includes species such as Solanum nigrum and Solanum melongena."
}
{
"question_no": 53,
"exam": "NCERT",
"question": "Human beings belong to the species ___________.",
"options": [
"Homo",
"sapiens",
"Panthera",
"leo"
],
"answer": 2,
"explanation": "Humans belong to the species sapiens, which is grouped under the genus Homo."
}
{
"question_no": 54,
"exam": "NCERT",
"question": "What is the correct scientific name of human beings?",
"options": [
"Sapiens Homo",
"Homo Sapiens",
"Homo sapiens",
"homo sapiens"
],
"answer": 3,
"explanation": "The scientific name of humans is Homo sapiens, with the genus starting with a capital letter and the specific epithet in lowercase."
}
{
"question_no": 55,
"exam": "NCERT",
"question": "A genus comprises a group of ___________.",
"options": [
"closely related families",
"closely related species",
"closely related orders",
"closely related classes"
],
"answer": 2,
"explanation": "A genus comprises a group of related species that have more characters in common with one another than with species of other genera."
}
{
"question_no": 56,
"exam": "NCERT",
"question": "Genera are aggregates of ___________.",
"options": [
"families",
"orders",
"closely related species",
"classes"
],
"answer": 3,
"explanation": "Genera are aggregates of closely related species sharing many common characteristics."
}
{
"question_no": 57,
"exam": "NCERT",
"question": "Potato and brinjal belong to the same genus, which is ___________.",
"options": [
"Panthera",
"Felis",
"Solanum",
"Homo"
],
"answer": 3,
"explanation": "Potato (Solanum tuberosum) and brinjal (Solanum melongena) are different species belonging to the genus Solanum."
}
{
"question_no": 58,
"exam": "NCERT",
"question": "Lion, leopard and tiger belong to the genus ___________.",
"options": [
"Felis",
"Panthera",
"Solanum",
"Canis"
],
"answer": 2,
"explanation": "Lion (Panthera leo), leopard (Panthera pardus), and tiger (Panthera tigris) are species of the genus Panthera."
}
{
"question_no": 59,
"exam": "NCERT",
"question": "Which genus includes domestic cats according to NCERT?",
"options": [
"Panthera",
"Canis",
"Felis",
"Homo"
],
"answer": 3,
"explanation": "The genus Felis includes cats and differs from the genus Panthera."
}
{
"question_no": 60,
"exam": "NCERT",
"question": "A family consists of a group of related ___________.",
"options": [
"species",
"genera",
"orders",
"classes"
],
"answer": 2,
"explanation": "A family is a taxonomic category that consists of a group of related genera."
}
{
"question_no": 61,
"exam": "NCERT",
"question": "Compared to genus and species, members of a family show ___________.",
"options": [
"more similarities",
"the same similarities",
"less number of similarities",
"no similarities"
],
"answer": 3,
"explanation": "Families have a group of related genera with fewer similarities compared to those found within a genus or species."
}
{
"question_no": 62,
"exam": "NCERT",
"question": "Plant families are characterised on the basis of ___________.",
"options": [
"only vegetative features",
"only reproductive features",
"both vegetative and reproductive features",
"economic importance"
],
"answer": 3,
"explanation": "Plant families are characterised using both vegetative and reproductive features."
}
{
"question_no": 63,
"exam": "NCERT",
"question": "The genera Solanum, Petunia and Datura belong to the family ___________.",
"options": [
"Fabaceae",
"Felidae",
"Canidae",
"Solanaceae"
],
"answer": 4,
"explanation": "Solanum, Petunia and Datura are placed in the plant family Solanaceae."
}
{
"question_no": 64,
"exam": "NCERT",
"question": "The genera Panthera and Felis are placed in the animal family ___________.",
"options": [
"Canidae",
"Felidae",
"Hominidae",
"Bovidae"
],
"answer": 2,
"explanation": "The genera Panthera (lion, tiger, leopard) and Felis (cats) belong to the family Felidae."
}
{
"question_no": 65,
"exam": "NCERT",
"question": "Cats and dogs belong to different families known as ___________, respectively.",
"options": [
"Canidae and Felidae",
"Felidae and Canidae",
"Felidae and Hominidae",
"Canidae and Bovidae"
],
"answer": 2,
"explanation": "Cats belong to the family Felidae, whereas dogs belong to the family Canidae."
}
{
"question_no": 66,
"exam": "NCERT",
"question": "Higher taxonomic categories such as order are generally identified based on ___________.",
"options": [
"a single characteristic",
"aggregates of characters",
"economic importance",
"habitat alone"
],
"answer": 2,
"explanation": "Order and other higher taxonomic categories are identified based on aggregates of characters."
}
{
"question_no": 67,
"exam": "NCERT",
"question": "Order, being a higher taxonomic category, is an assemblage of ___________.",
"options": [
"species",
"genera",
"families",
"classes"
],
"answer": 3,
"explanation": "An order is a higher category formed by grouping together related families that exhibit a few similar characters."
}
{
"question_no": 68,
"exam": "NCERT",
"question": "Compared to the similarities among genera included in a family, the similar characters among families included in an order are ___________.",
"options": [
"more in number",
"equal in number",
"less in number",
"absent"
],
"answer": 3,
"explanation": "The number of similar characters decreases as we move to higher taxonomic categories such as order."
}
{
"question_no": 69,
"exam": "NCERT",
"question": "The plant families Convolvulaceae and Solanaceae are included in the order ___________.",
"options": [
"Rosales",
"Polymoniales",
"Fabales",
"Malvales"
],
"answer": 2,
"explanation": "According to NCERT, the plant families Convolvulaceae and Solanaceae are included in the order Polymoniales mainly based on floral characters."
}
{
"question_no": 70,
"exam": "NCERT",
"question": "The animal order Carnivora includes families such as ___________.",
"options": [
"Felidae and Canidae",
"Felidae and Hominidae",
"Canidae and Bovidae",
"Hominidae and Bovidae"
],
"answer": 1,
"explanation": "The animal order Carnivora includes families such as Felidae (cats) and Canidae (dogs)."
}
{
"question_no": 71,
"exam": "NCERT",
"question": "A class is a taxonomic category that includes related ___________.",
"options": [
"species",
"genera",
"families",
"orders"
],
"answer": 4,
"explanation": "Class is a taxonomic category that includes related orders."
}
{
"question_no": 72,
"exam": "NCERT",
"question": "The order Primata, comprising monkey, gorilla and gibbon, is placed in the class ___________.",
"options": [
"Aves",
"Reptilia",
"Mammalia",
"Amphibia"
],
"answer": 3,
"explanation": "The order Primata is placed in the class Mammalia along with other orders such as Carnivora."
}
{
"question_no": 73,
"exam": "NCERT",
"question": "Which of the following orders belongs to the class Mammalia according to NCERT?",
"options": [
"Primata and Carnivora",
"Carnivora and Passeriformes",
"Primata and Squamata",
"Anura and Carnivora"
],
"answer": 1,
"explanation": "Class Mammalia includes orders such as Primata and Carnivora."
}
{
"question_no": 74,
"exam": "NCERT",
"question": "Classes comprising animals like fishes, amphibians, reptiles, birds and mammals constitute the higher category called ___________.",
"options": [
"Division",
"Family",
"Phylum",
"Order"
],
"answer": 3,
"explanation": "Classes of fishes, amphibians, reptiles, birds and mammals together form the phylum Chordata."
}
{
"question_no": 75,
"exam": "NCERT",
"question": "Fishes, amphibians, reptiles, birds and mammals are included in the phylum Chordata because they possess ___________.",
"options": [
"jointed appendages and exoskeleton",
"segmented body and setae",
"notochord and dorsal hollow neural system",
"wings and feathers"
],
"answer": 3,
"explanation": "Members of the phylum Chordata share common features such as the presence of a notochord and a dorsal hollow neural system."
}
{
"question_no": 76,
"exam": "NCERT",
"question": "In plants, classes with a few similar characters are assigned to a higher category called ___________.",
"options": [
"Phylum",
"Division",
"Order",
"Kingdom"
],
"answer": 2,
"explanation": "In plant taxonomy, the category equivalent to phylum is called division."
}
{
"question_no": 77,
"exam": "NCERT",
"question": "Which of the following is a characteristic feature of organisms belonging to the phylum Chordata?",
"options": [
"Presence of chlorophyll",
"Presence of a notochord",
"Presence of pseudocoelom",
"Presence of radial symmetry"
],
"answer": 2,
"explanation": "The presence of a notochord is one of the defining characteristics of phylum Chordata."
}
{
"question_no": 78,
"exam": "NCERT",
"question": "The highest taxonomic category in the classification system of animals is ___________.",
"options": [
"Phylum",
"Class",
"Kingdom Animalia",
"Order"
],
"answer": 3,
"explanation": "All animals belonging to various phyla are assigned to the highest category called Kingdom Animalia."
}
{
"question_no": 79,
"exam": "NCERT",
"question": "The Kingdom Plantae comprises plants belonging to various ___________.",
"options": [
"classes",
"orders",
"families",
"divisions"
],
"answer": 4,
"explanation": "Kingdom Plantae includes all plants belonging to different divisions."
}
{
"question_no": 80,
"exam": "NCERT",
"question": "The taxonomic categories from species to kingdom are arranged in ___________ order.",
"options": [
"descending",
"random",
"ascending",
"alphabetical"
],
"answer": 3,
"explanation": "The taxonomic hierarchy is shown in ascending order starting from species and progressing towards kingdom."
}
{
"question_no": 81,
"exam": "NCERT",
"question": "As we move higher from species to kingdom in the taxonomic hierarchy, the number of common characteristics ___________.",
"options": [
"increases",
"remains the same",
"decreases",
"doubles"
],
"answer": 3,
"explanation": "As we move to higher taxonomic categories, the number of common characteristics shared by members decreases."
}
{
"question_no": 82,
"exam": "NCERT",
"question": "Lower taxa have members that share ___________.",
"options": [
"fewer characteristics",
"more characteristics",
"no characteristics",
"only reproductive characters"
],
"answer": 2,
"explanation": "Lower taxa consist of organisms that share a greater number of common characteristics."
}
{
"question_no": 83,
"exam": "NCERT",
"question": "Higher taxonomic categories make the determination of relationships among taxa ___________.",
"options": [
"easier",
"impossible",
"more difficult",
"unnecessary"
],
"answer": 3,
"explanation": "At higher taxonomic levels, determining relationships among taxa becomes more difficult because fewer common characteristics are shared."
}
{
"question_no": 84,
"exam": "NCERT",
"question": "Why have taxonomists developed sub-categories within the taxonomic hierarchy?",
"options": [
"To reduce the number of organisms",
"To facilitate more sound and scientific placement of various taxa",
"To simplify nomenclature rules",
"To eliminate higher categories"
],
"answer": 2,
"explanation": "Sub-categories were developed to facilitate a more sound and scientific placement of various taxa within the classification hierarchy."
}
{
"question_no": 85,
"exam": "NCERT",
"question": "The taxonomic categories from species to kingdom are arranged in ___________ order.",
"options": [
"descending",
"alphabetical",
"ascending",
"random"
],
"answer": 3,
"explanation": "Taxonomic categories are arranged in ascending order starting from species and progressing towards kingdom."
}
{
"question_no": 86,
"exam": "NCERT",
"question": "What is the biological name of man?",
"options": [
"Homo erectus",
"Homo sapiens",
"Panthera leo",
"Musca domestica"
],
"answer": 2,
"explanation": "The scientific name of man is Homo sapiens."
}
{
"question_no": 87,
"exam": "NCERT",
"question": "The family to which human beings belong is ___________.",
"options": [
"Felidae",
"Hominidae",
"Canidae",
"Muscidae"
],
"answer": 2,
"explanation": "Humans belong to the family Hominidae."
}
{
"question_no": 88,
"exam": "NCERT",
"question": "The order Primata includes ___________.",
"options": [
"housefly",
"mango",
"human beings",
"wheat"
],
"answer": 3,
"explanation": "Human beings belong to the order Primata."
}
{
"question_no": 89,
"exam": "NCERT",
"question": "The phylum of housefly is ___________.",
"options": [
"Chordata",
"Mollusca",
"Arthropoda",
"Annelida"
],
"answer": 3,
"explanation": "Housefly (Musca domestica) belongs to the phylum Arthropoda."
}
{
"question_no": 90,
"exam": "NCERT",
"question": "The biological name of housefly is ___________.",
"options": [
"Musca domestica",
"Homo sapiens",
"Mangifera indica",
"Triticum aestivum"
],
"answer": 1,
"explanation": "The scientific name of housefly is Musca domestica."
}
{
"question_no": 91,
"exam": "NCERT",
"question": "Housefly belongs to the order ___________.",
"options": [
"Primata",
"Diptera",
"Poales",
"Sapindales"
],
"answer": 2,
"explanation": "Housefly belongs to the order Diptera."
}
{
"question_no": 92,
"exam": "NCERT",
"question": "The family Muscidae includes ___________.",
"options": [
"housefly",
"mango",
"human beings",
"wheat"
],
"answer": 1,
"explanation": "Housefly belongs to the family Muscidae."
}
{
"question_no": 93,
"exam": "NCERT",
"question": "The biological name of mango is ___________.",
"options": [
"Mangifera domestica",
"Mangifera indica",
"Triticum aestivum",
"Musca indica"
],
"answer": 2,
"explanation": "The scientific name of mango is Mangifera indica."
}
{
"question_no": 94,
"exam": "NCERT",
"question": "Mango belongs to the family ___________.",
"options": [
"Poaceae",
"Anacardiaceae",
"Muscidae",
"Hominidae"
],
"answer": 2,
"explanation": "Mango belongs to the family Anacardiaceae."
}
{
"question_no": 95,
"exam": "NCERT",
"question": "The order of mango is ___________.",
"options": [
"Poales",
"Diptera",
"Sapindales",
"Primata"
],
"answer": 3,
"explanation": "Mangifera indica belongs to the order Sapindales."
}
{
"question_no": 96,
"exam": "NCERT",
"question": "Mango belongs to the class ___________.",
"options": [
"Monocotyledonae",
"Mammalia",
"Insecta",
"Dicotyledonae"
],
"answer": 4,
"explanation": "Mango belongs to the class Dicotyledonae."
}
{
"question_no": 97,
"exam": "NCERT",
"question": "The division of mango is ___________.",
"options": [
"Bryophyta",
"Angiospermae",
"Pteridophyta",
"Gymnospermae"
],
"answer": 2,
"explanation": "Mango belongs to the division Angiospermae."
}
{
"question_no": 98,
"exam": "NCERT",
"question": "The biological name of wheat is ___________.",
"options": [
"Triticum indica",
"Triticum aestivum",
"Triticum domestica",
"Triticum sapiens"
],
"answer": 2,
"explanation": "The scientific name of wheat is Triticum aestivum."
}
{
"question_no": 99,
"exam": "NCERT",
"question": "Wheat belongs to the family ___________.",
"options": [
"Anacardiaceae",
"Poaceae",
"Muscidae",
"Felidae"
],
"answer": 2,
"explanation": "Wheat belongs to the family Poaceae."
}
{
"question_no": 100,
"exam": "NCERT",
"question": "The order of wheat is ___________.",
"options": [
"Poales",
"Sapindales",
"Diptera",
"Primata"
],
"answer": 1,
"explanation": "Wheat belongs to the order Poales."
}
{
"question_no": 101,
"exam": "NCERT",
"question": "Wheat belongs to the class ___________.",
"options": [
"Dicotyledonae",
"Mammalia",
"Monocotyledonae",
"Insecta"
],
"answer": 3,
"explanation": "Wheat belongs to the class Monocotyledonae."
}
{
"question_no": 102,
"exam": "NCERT",
"question": "The division Angiospermae includes ___________.",
"options": [
"only mango",
"only wheat",
"both mango and wheat",
"housefly and man"
],
"answer": 3,
"explanation": "Both mango and wheat belong to the division Angiospermae."
}