{
  "title": "Basic Geometrical Concepts (Geometry) - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "📏 Which has no length, breadth, or height? 🎯",
      "options": { "A": "Line", "B": "Point", "C": "Ray", "D": "Segment" },
      "correct_answer": "B"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "🔺 A straight path that extends infinitely in both directions is called a _____.",
      "options": { "A": "Ray", "B": "Line", "C": "Segment", "D": "Point" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "📐 A part of a line with one endpoint is called a _____.",
      "options": {
        "A": "Line segment",
        "B": "Ray",
        "C": "Point",
        "D": "Plane"
      },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "🎯 The shortest distance between two points is a _____.",
      "options": {
        "A": "Curve",
        "B": "Straight line",
        "C": "Ray",
        "D": "Plane"
      },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "📏 Which has two endpoints? 🔚",
      "options": { "A": "Line", "B": "Ray", "C": "Line segment", "D": "Plane" },
      "correct_answer": "C"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "🔺 A flat surface that extends infinitely in all directions is called a _____.",
      "options": { "A": "Line", "B": "Point", "C": "Plane", "D": "Space" },
      "correct_answer": "C"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "📐 How many points determine a unique line? ✌️",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "🎯 Three or more points lying on the same line are called _____ points.",
      "options": {
        "A": "Collinear",
        "B": "Non-collinear",
        "C": "Concurrent",
        "D": "Parallel"
      },
      "correct_answer": "A"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "📏 Two lines that never meet are called _____ lines.",
      "options": {
        "A": "Intersecting",
        "B": "Perpendicular",
        "C": "Parallel",
        "D": "Concurrent"
      },
      "correct_answer": "C"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "🔺 Lines that meet at a right angle are called _____ lines.",
      "options": {
        "A": "Parallel",
        "B": "Intersecting",
        "C": "Perpendicular",
        "D": "Curved"
      },
      "correct_answer": "C"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "📐 Which is the basic unit of geometry? 🧱",
      "options": { "A": "Line", "B": "Plane", "C": "Point", "D": "Angle" },
      "correct_answer": "C"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "🎯 An angle is formed by two ____ with a common endpoint.",
      "options": { "A": "Lines", "B": "Planes", "C": "Rays", "D": "Segments" },
      "correct_answer": "C"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "📏 The common endpoint of an angle is called the _____.",
      "options": { "A": "Vertex", "B": "Arm", "C": "Line", "D": "Point" },
      "correct_answer": "A"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "🔺 A triangle has _____ sides.",
      "options": { "A": "2", "B": "3", "C": "4", "D": "5" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "📐 Which shape has 4 equal sides? 🔲",
      "options": {
        "A": "Rectangle",
        "B": "Rhombus",
        "C": "Parallelogram",
        "D": "Trapezium"
      },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "🎯 A polygon with 5 sides is called a _____.",
      "options": {
        "A": "Quadrilateral",
        "B": "Pentagon",
        "C": "Hexagon",
        "D": "Octagon"
      },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "📏 Which is a closed figure with 3 or more sides? 🔺",
      "options": { "A": "Circle", "B": "Polygon", "C": "Line", "D": "Ray" },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "🔺 A quadrilateral with only one pair of parallel sides is called a _____.",
      "options": {
        "A": "Rectangle",
        "B": "Square",
        "C": "Trapezium",
        "D": "Rhombus"
      },
      "correct_answer": "C"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "📐 All sides of a _____ are equal and all angles are right angles.",
      "options": {
        "A": "Rectangle",
        "B": "Rhombus",
        "C": "Square",
        "D": "Parallelogram"
      },
      "correct_answer": "C"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "🎯 A circle is a set of all points _____ from a fixed point.",
      "options": {
        "A": "At different distances",
        "B": "At equal distance",
        "C": "In a line",
        "D": "In a plane"
      },
      "correct_answer": "B"
    },
    {
      "id": 21,
      "difficulty": "medium",
      "question": "📏 What is the minimum number of points needed to define a plane? ✈️",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "C"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "🔺 Points that do not lie on the same line are called _____ points.",
      "options": {
        "A": "Collinear",
        "B": "Non-collinear",
        "C": "Concurrent",
        "D": "Parallel"
      },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "📐 Two lines intersect at a _____.",
      "options": { "A": "Line", "B": "Plane", "C": "Point", "D": "Space" },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "🎯 Three or more lines passing through the same point are called _____ lines.",
      "options": {
        "A": "Parallel",
        "B": "Intersecting",
        "C": "Concurrent",
        "D": "Perpendicular"
      },
      "correct_answer": "C"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "📏 If two lines are perpendicular, they form _____ angles.",
      "options": { "A": "Acute", "B": "Obtuse", "C": "Right", "D": "Straight" },
      "correct_answer": "C"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "🔺 A line that intersects two or more lines at distinct points is called a _____.",
      "options": {
        "A": "Parallel line",
        "B": "Perpendicular",
        "C": "Transversal",
        "D": "Segment"
      },
      "correct_answer": "C"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "📐 Which of these is not a polygon? ❌",
      "options": {
        "A": "Triangle",
        "B": "Circle",
        "C": "Pentagon",
        "D": "Hexagon"
      },
      "correct_answer": "B"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "🎯 A polygon with all sides equal and all angles equal is called a _____ polygon.",
      "options": {
        "A": "Regular",
        "B": "Irregular",
        "C": "Convex",
        "D": "Concave"
      },
      "correct_answer": "A"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "📏 How many diagonals does a quadrilateral have? 🔷",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "🔺 The sum of interior angles of a triangle is _____ degrees.",
      "options": { "A": "90", "B": "180", "C": "270", "D": "360" },
      "correct_answer": "B"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "📐 A line segment joining two points on a circle is called a _____.",
      "options": { "A": "Radius", "B": "Diameter", "C": "Chord", "D": "Arc" },
      "correct_answer": "C"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "🎯 A chord passing through the center of a circle is called a _____.",
      "options": { "A": "Radius", "B": "Diameter", "C": "Arc", "D": "Sector" },
      "correct_answer": "B"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "📏 The distance from the center to any point on the circle is called _____.",
      "options": {
        "A": "Diameter",
        "B": "Chord",
        "C": "Radius",
        "D": "Circumference"
      },
      "correct_answer": "C"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "🔺 Two circles with the same center are called _____ circles.",
      "options": {
        "A": "Concentric",
        "B": "Tangent",
        "C": "Intersecting",
        "D": "Congruent"
      },
      "correct_answer": "A"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "📐 Which quadrilateral has opposite sides parallel? ⏹️",
      "options": {
        "A": "Trapezium",
        "B": "Kite",
        "C": "Parallelogram",
        "D": "All of these"
      },
      "correct_answer": "C"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "🎯 A triangle with all sides different is called _____ triangle.",
      "options": {
        "A": "Equilateral",
        "B": "Isosceles",
        "C": "Scalene",
        "D": "Right"
      },
      "correct_answer": "C"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "📏 A triangle with two equal sides is called _____ triangle.",
      "options": {
        "A": "Equilateral",
        "B": "Isosceles",
        "C": "Scalene",
        "D": "Right"
      },
      "correct_answer": "B"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "🔺 A polygon with 8 sides is called an _____.",
      "options": {
        "A": "Hexagon",
        "B": "Heptagon",
        "C": "Octagon",
        "D": "Nonagon"
      },
      "correct_answer": "C"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "📐 The longest chord of a circle is the _____.",
      "options": { "A": "Radius", "B": "Diameter", "C": "Arc", "D": "Sector" },
      "correct_answer": "B"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "🎯 A part of a circle between two points is called an _____.",
      "options": { "A": "Chord", "B": "Arc", "C": "Sector", "D": "Segment" },
      "correct_answer": "B"
    },
    {
      "id": 41,
      "difficulty": "hard",
      "question": "📏 How many lines can pass through a single point? ✨",
      "options": { "A": "1", "B": "2", "C": "3", "D": "Infinite" },
      "correct_answer": "D"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "🔺 If three points are non-collinear, how many planes can pass through them? ✈️",
      "options": { "A": "1", "B": "2", "C": "3", "D": "Infinite" },
      "correct_answer": "A"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "📐 Two planes intersect in a _____.",
      "options": { "A": "Point", "B": "Line", "C": "Plane", "D": "Space" },
      "correct_answer": "B"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "🎯 The number of diagonals in a pentagon is _____.",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "C"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "📏 If two lines are perpendicular to the same line, they are _____ to each other.",
      "options": {
        "A": "Parallel",
        "B": "Perpendicular",
        "C": "Intersecting",
        "D": "Concurrent"
      },
      "correct_answer": "A"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "🔺 The sum of interior angles of a quadrilateral is _____ degrees.",
      "options": { "A": "180", "B": "270", "C": "360", "D": "540" },
      "correct_answer": "C"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "📐 A regular polygon has each interior angle 120°. How many sides? 🔶",
      "options": { "A": "5", "B": "6", "C": "7", "D": "8" },
      "correct_answer": "B"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "🎯 In a triangle, one angle is 60°, another is 70°. The third angle is _____.",
      "options": { "A": "40°", "B": "50°", "C": "60°", "D": "70°" },
      "correct_answer": "B"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "📏 In a parallelogram, opposite angles are _____.",
      "options": {
        "A": "Complementary",
        "B": "Supplementary",
        "C": "Equal",
        "D": "Different"
      },
      "correct_answer": "C"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "🔺 A rhombus with one right angle becomes a _____.",
      "options": {
        "A": "Square",
        "B": "Rectangle",
        "C": "Parallelogram",
        "D": "Trapezium"
      },
      "correct_answer": "A"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "📐 The number of lines of symmetry in a regular hexagon is _____.",
      "options": { "A": "4", "B": "5", "C": "6", "D": "7" },
      "correct_answer": "C"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "🎯 If the diameter of a circle is 14 cm, its radius is _____.",
      "options": { "A": "7 cm", "B": "14 cm", "C": "21 cm", "D": "28 cm" },
      "correct_answer": "A"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "📏 In an isosceles triangle, the base angles are _____.",
      "options": {
        "A": "Equal",
        "B": "Different",
        "C": "Right angles",
        "D": "Obtuse"
      },
      "correct_answer": "A"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "🔺 A line drawn from the center perpendicular to a chord _____ the chord.",
      "options": {
        "A": "Bisects",
        "B": "Trisects",
        "C": "Equals",
        "D": "Extends"
      },
      "correct_answer": "A"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "📐 The angle in a semicircle is _____ angle.",
      "options": { "A": "Acute", "B": "Right", "C": "Obtuse", "D": "Straight" },
      "correct_answer": "B"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "🎯 A polygon with minimum number of sides is a _____.",
      "options": { "A": "Line", "B": "Triangle", "C": "Square", "D": "Circle" },
      "correct_answer": "B"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "📏 Two circles of radii 5 cm and 3 cm touch internally. Distance between centers is _____.",
      "options": { "A": "2 cm", "B": "8 cm", "C": "5 cm", "D": "3 cm" },
      "correct_answer": "A"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "🔺 In a triangle, the sum of any two sides is _____ the third side.",
      "options": {
        "A": "Less than",
        "B": "Equal to",
        "C": "Greater than",
        "D": "Half of"
      },
      "correct_answer": "C"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "📐 A line that touches a circle at exactly one point is called a _____.",
      "options": {
        "A": "Chord",
        "B": "Tangent",
        "C": "Secant",
        "D": "Diameter"
      },
      "correct_answer": "B"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "🎯 The point where the perpendicular bisectors of a triangle meet is called the _____.",
      "options": {
        "A": "Centroid",
        "B": "Orthocenter",
        "C": "Circumcenter",
        "D": "Incenter"
      },
      "correct_answer": "C"
    }
  ]
}