{
"question_no": 100,
"exam": "NCERT",
"question": "The living world is rich in variety. Millions of plants and animals have been identified and described but a large number still remains ___________.",
"options": [
"classified",
"extinct",
"unknown",
"domesticated"
],
"answer": 3,
"explanation": "Although millions of organisms have been identified and described, many still remain unknown."
}
{
"question_no": 101,
"exam": "NCERT",
"question": "The very range of organisms in terms of size, colour, habitat, physiological and morphological features make us seek the ___________ of living organisms.",
"options": [
"economic importance",
"defining characteristics",
"evolutionary history",
"ecological balance"
],
"answer": 2,
"explanation": "The diversity of organisms leads us to seek the defining characteristics of living organisms."
}
{
"question_no": 102,
"exam": "NCERT",
"question": "In order to facilitate the study of kinds and diversity of organisms, biologists have evolved certain rules and principles for ___________ of organisms.",
"options": [
"identification, nomenclature and classification",
"nutrition, respiration and excretion",
"growth, reproduction and adaptation",
"inheritance, variation and evolution"
],
"answer": 1,
"explanation": "Biologists have developed rules and principles for the identification, nomenclature and classification of organisms."
}
{
"question_no": 103,
"exam": "NCERT",
"question": "The branch of knowledge dealing with these aspects(identification, nomenclature and classification) is referred to as ___________.",
"options": [
"ecology",
"systematics",
"taxonomy",
"genetics"
],
"answer": 3,
"explanation": "The branch of knowledge dealing with identification, nomenclature and classification is called taxonomy."
}
{
"question_no": 104,
"exam": "NCERT",
"question": "The taxonomic studies of various species of plants and animals are useful in ___________ and in general for knowing our bio-resources and their diversity.",
"options": [
"medicine, education, sports",
"agriculture, forestry, industry",
"banking, transport, communication",
"tourism, defence, trade"
],
"answer": 2,
"explanation": "Taxonomic studies are useful in agriculture, forestry and industry, and help us understand our bio-resources and their diversity."
}
{
"question_no": 105,
"exam": "NCERT",
"question": "The basics of taxonomy like identification, naming and classification of organisms are universally evolved under ___________.",
"options": [
"national laws",
"local traditions",
"international codes",
"regional guidelines"
],
"answer": 3,
"explanation": "The principles of identification, nomenclature and classification are universally governed by international codes."
}
{
"question_no": 106,
"exam": "NCERT",
"question": "Based on the resemblances and distinct differences, each organism is identified and assigned a correct scientific/biological name comprising ___________.",
"options": [
"three words as per the trinomial system of nomenclature",
"one word as per the monomial system of nomenclature",
"two words as per the binomial system of nomenclature",
"four words as per the polynomial system of nomenclature"
],
"answer": 3,
"explanation": "Scientific names consist of two words according to the binomial system of nomenclature."
}
{
"question_no": 107,
"exam": "NCERT",
"question": "An organism represents/occupies a ___________ in the system of classification.",
"options": [
"group or cluster",
"place or position",
"stage or phase",
"type or variety"
],
"answer": 2,
"explanation": "In the system of classification, each organism occupies a specific place or position."
}
{
"question_no": 108,
"exam": "NCERT",
"question": "There are many categories/ranks which are generally referred to as ___________.",
"options": [
"biological communities",
"taxonomic categories or taxa",
"ecological niches",
"phylogenetic groups"
],
"answer": 2,
"explanation": "The various categories or ranks in classification are collectively known as taxonomic categories or taxa."
}
{
"question_no": 109,
"exam": "NCERT",
"question": "All the categories constitute a ___________.",
"options": [
"taxonomic hierarchy",
"food chain",
"phylogenetic tree",
"biological community"
],
"answer": 1,
"explanation": "All taxonomic categories together form the taxonomic hierarchy."
}