question
stringlengths
13
109
answer
stringclasses
130 values
option1
bool
1 class
option2
bool
1 class
option3
float64
option4
float64
type
stringclasses
4 values
[Class 12] Concave mirrors always form virtual images.
False
true
false
null
null
True/False
[Class 9] संधि क्या है?
दो वर्णों के मेल से होने वाले विकार को संधि कहते हैं।
null
null
null
null
Short
[Class 7] Plants can move from place to place.
False
true
false
null
null
True/False
According to NCERT: __________ carry oxygen in blood.
Red blood cells
null
null
null
null
FillUps
Basic: छंद की परिभाषा दें।
अक्षरों की संख्या और क्रम तथा मात्रा की नियमित व्यवस्था को छंद कहते हैं।
null
null
null
null
Short
[Class 12] Define weather.
Weather is the day-to-day atmospheric conditions of a place including temperature, humidity, and precipitation.
null
null
null
null
Short
[Class 6] ________ को हिंदी कविता का जनक कहा जाता है।
अमीर खुसरो
null
null
null
null
FillUps
Fundamentals: All paragraphs need topic sentences.
True
true
false
null
null
True/False
[Class 11] Explain the formation of monsoons in India.
Indian monsoons form due to differential heating of land and sea, creating low pressure over land and high pressure over ocean, causing moisture-laden winds.
null
null
null
null
Long
Fundamentals: The Quit India Movement was launched in ________.
1942
null
null
null
null
FillUps
[Class 6] The Berlin Wall fell in 1991.
False
true
false
null
null
True/False
What was the Salt March?
The Salt March was a nonviolent protest led by Gandhi against the British salt tax in 1930.
null
null
null
null
Short
[Class 8] A ________ compares two things using like or as.
simile
null
null
null
null
FillUps
[Class 9] __________ effect is the emission of electrons by metals.
Photoelectric
null
null
null
null
FillUps
[Class 12] The ________ Amendment made education a fundamental right.
86th
null
null
null
null
FillUps
Basic: __________ was known as the Iron Man of India.
Sardar Vallabhbhai Patel
null
null
null
null
FillUps
According to NCERT: The Tropic of Cancer passes through India.
True
true
false
null
null
True/False
[Class 9] रामायण महाकाव्य है।
True
true
false
null
null
True/False
Rivers flow from higher to lower elevation.
True
true
false
null
null
True/False
[Class 7] Explain the elements of a short story.
A short story contains characters, setting, plot, conflict, theme, and resolution, creating a complete narrative in brief form.
null
null
null
null
Long
[Class 12] All animals are heterotrophs.
True
true
false
null
null
True/False
In Geography: What is the water cycle?
The water cycle is the continuous movement of water through evaporation, condensation, and precipitation.
null
null
null
null
Short
According to NCERT: हिंदी देवनागरी लिपि में लिखी जाती है।
True
true
false
null
null
True/False
[Class 6] What is a covalent bond?
A covalent bond is formed by sharing of electrons between atoms.
null
null
null
null
Short
[Class 12] The ________ voice shows the subject performing action.
active
null
null
null
null
FillUps
[Class 9] Who was Chandragupta Maurya?
Chandragupta Maurya was the founder of the Mauryan Empire and the first emperor to unify most of India.
null
null
null
null
Short
[Class 7] A ________ is a story of someone's life written by another person.
biography
null
null
null
null
FillUps
[Class 12] Explain the causes of the First World War.
The First World War was caused by imperialism, alliance system, nationalism, and the immediate trigger of Archduke Franz Ferdinand's assassination.
null
null
null
null
Long
[Class 11] What is a covalent bond?
A covalent bond is formed by sharing of electrons between atoms.
null
null
null
null
Short
In Geography: Describe the structure of Earth's atmosphere.
Earth's atmosphere has layers: troposphere, stratosphere, mesosphere, thermosphere, and exosphere, each with distinct characteristics and functions.
null
null
null
null
Long
Fundamentals: Define feudalism.
Feudalism was a medieval system where land was held in exchange for service to a lord.
null
null
null
null
Short
Basic: All paragraphs need topic sentences.
True
true
false
null
null
True/False
[Class 8] ________ संधि में स्वर मिलते हैं।
स्वर
null
null
null
null
FillUps
[Class 9] __________ is the highest mountain peak in the world.
Mount Everest
null
null
null
null
FillUps
Fundamental rights are justiciable.
True
true
false
null
null
True/False
In Civics: The Rajya Sabha can be dissolved.
False
true
false
null
null
True/False
[Class 7] Velocity can be negative.
True
true
false
null
null
True/False
According to NCERT: Directive Principles are enforceable in courts.
False
true
false
null
null
True/False
Advanced: Describe the structure and function of human eye.
The human eye consists of cornea, pupil, iris, lens, retina, and optic nerve. Light enters through cornea, passes through pupil, gets focused by lens on retina where photoreceptors convert it to electrical signals.
null
null
null
null
Long
[Class 12] Photosynthesis occurs in chloroplasts.
True
true
false
null
null
True/False
Advanced: Viruses can reproduce independently.
False
true
false
null
null
True/False
Advanced: The Rajya Sabha can be dissolved.
False
true
false
null
null
True/False
[Class 7] Explain the process of nutrition in Amoeba.
Amoeba captures food by phagocytosis, forms a food vacuole, digests the food and absorbs nutrients.
null
null
null
null
Long
[Class 11] Carbon has ________ electrons in its outermost shell.
four
null
null
null
null
FillUps
[Class 6] छंद की परिभाषा दें।
अक्षरों की संख्या और क्रम तथा मात्रा की नियमित व्यवस्था को छंद कहते हैं।
null
null
null
null
Short
[Class 8] The sum of angles in a triangle is 180°.
True
true
false
null
null
True/False
Basic: ________ को हिंदी कविता का जनक कहा जाता है।
अमीर खुसरो
null
null
null
null
FillUps
Fundamentals: The imaginary line that divides Earth into Northern and Southern hemispheres is ________.
Equator
null
null
null
null
FillUps
Basic: Metals have high ionization energy.
False
true
false
null
null
True/False
[Class 10] Chemical formula for marble is ________.
CaCO₃
null
null
null
null
FillUps
Fundamentals: Energy can be created or destroyed.
False
true
false
null
null
True/False
Carbon has ________ electrons in its outermost shell.
four
null
null
null
null
FillUps
[Class 11] The Indus Valley Civilization flourished around 2500 BCE.
True
true
false
null
null
True/False
[Class 6] Derive the formula for sum of arithmetic progression.
For AP with first term a and common difference d, the sum of n terms is Sn = n/2[2a + (n-1)d].
null
null
null
null
Long
[Class 8] __________ lens is used to correct myopia.
Concave
null
null
null
null
FillUps
[Class 9] Name the process in plants that links light energy with chemical energy.
Photosynthesis
null
null
null
null
Short
Basic: Words that sound the same but have different meanings are ________.
homophones
null
null
null
null
FillUps
Basic: The Industrial Revolution started in Britain.
True
true
false
null
null
True/False
[Class 11] The brain and spinal cord form the ________ nervous system.
central
null
null
null
null
FillUps
Fundamentals: Citizens have the right to vote at age 18.
True
true
false
null
null
True/False
[Class 8] हिंदी भारत की राष्ट्रभाषा है।
True
true
false
null
null
True/False
[Class 8] The Rajya Sabha can be dissolved.
False
true
false
null
null
True/False
[Class 12] All paragraphs need topic sentences.
True
true
false
null
null
True/False
The Tropic of Cancer passes through India.
True
true
false
null
null
True/False
According to NCERT: Define feudalism.
Feudalism was a medieval system where land was held in exchange for service to a lord.
null
null
null
null
Short
Advanced: Explain the process of respiration.
Respiration is a metabolic process where glucose is oxidized in presence of oxygen to release energy, producing carbon dioxide and water as byproducts.
null
null
null
null
Long
[Class 9] हिंदी साहित्य के काल विभाजन का वर्णन करें।
हिंदी साहित्य को चार कालों में बांटा गया है: आदिकाल, भक्तिकाल, रीतिकाल और आधुनिक काल।
null
null
null
null
Long
Basic: Name the process in plants that links light energy with chemical energy.
Photosynthesis
null
null
null
null
Short
[Class 9] Explain the term alloy.
An alloy is a homogeneous mixture of two or more metals or a metal with a non-metal.
null
null
null
null
Short
[Class 12] What is federalism?
Federalism is a system where power is divided between central and state governments.
null
null
null
null
Short
Harappa was discovered before Mohenjodaro.
False
true
false
null
null
True/False
[Class 12] कबीर के काव्य की विशेषताएं बताएं।
कबीर की कविता में समाज सुधार, धर्म निरपेक्षता, सरल भाषा और व्यावहारिक ज्ञान की प्रधानता है।
null
null
null
null
Long
[Class 8] The phenomenon of splitting white light is called ________.
dispersion
null
null
null
null
FillUps
Fundamentals: What causes day and night?
Day and night are caused by Earth's rotation on its axis every 24 hours.
null
null
null
null
Short
[Class 12] What was the Salt March?
The Salt March was a nonviolent protest led by Gandhi against the British salt tax in 1930.
null
null
null
null
Short
[Class 7] Shakespeare wrote Romeo and Juliet.
True
true
false
null
null
True/False
[Class 8] pH scale ranges from 0 to 14.
True
true
false
null
null
True/False
[Class 8] Chemical formula for marble is ________.
CaCO₃
null
null
null
null
FillUps
Basic: Define alliteration.
Alliteration is the repetition of initial consonant sounds in words.
null
null
null
null
Short
[Class 7] What is the water cycle?
The water cycle is the continuous movement of water through evaporation, condensation, and precipitation.
null
null
null
null
Short
According to NCERT: Mitochondria is called the powerhouse of cell.
True
true
false
null
null
True/False
According to NCERT: The formula for area of triangle is ________.
½×base×height
null
null
null
null
FillUps
A group of words with complete meaning is called a ________.
sentence
null
null
null
null
FillUps
[Class 9] What is a noun?
A noun is a word that names a person, place, thing, or idea.
null
null
null
null
Short
[Class 9] व्याकरण भाषा के नियम हैं।
True
true
false
null
null
True/False
[Class 10] The phenomenon of splitting white light is called ________.
dispersion
null
null
null
null
FillUps
[Class 10] The Quit India Movement was launched in ________.
1942
null
null
null
null
FillUps
[Class 12] Explain the structure of Indian Parliament.
Indian Parliament consists of President, Lok Sabha (House of People), and Rajya Sabha (Council of States), forming the supreme legislative body.
null
null
null
null
Long
[Class 10] Explain the process of respiration.
Respiration is a metabolic process where glucose is oxidized in presence of oxygen to release energy, producing carbon dioxide and water as byproducts.
null
null
null
null
Long
[Class 9] Atoms are indivisible particles.
False
true
false
null
null
True/False
[Class 7] Explain the process of respiration.
Respiration is a metabolic process where glucose is oxidized in presence of oxygen to release energy, producing carbon dioxide and water as byproducts.
null
null
null
null
Long
Basic: Harappa was discovered before Mohenjodaro.
False
true
false
null
null
True/False
In History: Describe the impact of Industrial Revolution.
The Industrial Revolution transformed society through mechanization, urbanization, changed labor patterns, and emergence of new social classes.
null
null
null
null
Long
[Class 12] The product of two negative numbers is positive.
True
true
false
null
null
True/False
[Class 6] What is democracy?
Democracy is a form of government where power lies with the people who elect their representatives.
null
null
null
null
Short
[Class 8] DNA is the genetic material in most organisms.
True
true
false
null
null
True/False
[Class 12] √16 = ________.
4
null
null
null
null
FillUps
The process of coating iron with zinc is called ________.
galvanization
null
null
null
null
FillUps
Fundamentals: __________ is the study of motion without considering forces.
Kinematics
null
null
null
null
FillUps
[Class 6] Describe the writing process.
The writing process includes prewriting, drafting, revising, editing, and publishing, allowing writers to develop and refine their ideas.
null
null
null
null
Long