HOTS Questions for Class 8 Science. Try first, then reveal the answer. These are exam-oriented practice items, not copied board papers.
Practice questions aligned to NCERT topics used in CBSE classrooms. These are original exam-oriented questions for revision — not official CBSE board papers and not a guarantee of any exam question. Always match the textbook issued by your school and the latest PDFs on ncert.nic.in and cbseacademic.nic.in.
Answers opened: 0
Practice set
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Exploring the Investigative World of Science”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Exploring the Investigative World of Science. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “A fair test changes one variable”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: A fair test changes one variable. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Record observations honestly”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: Record observations honestly. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Repeat improves reliability”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: Repeat improves reliability. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Science is investigative”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: Science is investigative. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Safety rules”, what mistake could they make while solving a question from Exploring the Investigative World of Science?
Answer
They would use the wrong term or the reverse relation. Remember: Safety rules. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring the Investigative World of Science · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from The Invisible Living World: Beyond Our Naked Eye”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from The Invisible Living World: Beyond Our Naked Eye. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “Microbes are seen with a microscope”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Microbes are seen with a microscope. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Some microbes are useful; some cause disease”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Some microbes are useful; some cause disease. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Hygiene limits harmful microbes”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Hygiene limits harmful microbes. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Yeast and curd are familiar examples”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Yeast and curd are familiar examples. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Do not share unscientific fear of all microbes”, what mistake could they make while solving a question from The Invisible Living World: Beyond Our Naked Eye?
Answer
They would use the wrong term or the reverse relation. Remember: Do not share unscientific fear of all microbes. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: The Invisible Living World: Beyond Our Naked Eye · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Health: The Ultimate Treasure”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Health: The Ultimate Treasure. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “Health is physical, mental and social well-being”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Health is physical, mental and social well-being. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Balanced diet, sleep, exercise”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Balanced diet, sleep, exercise. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Vaccination as in the lesson”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Vaccination as in the lesson. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Clean water and sanitation”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Clean water and sanitation. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Do not self-medicate from rumours”, what mistake could they make while solving a question from Health: The Ultimate Treasure?
Answer
They would use the wrong term or the reverse relation. Remember: Do not self-medicate from rumours. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Health: The Ultimate Treasure · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Electricity: Magnetic and Heating Effects”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Electricity: Magnetic and Heating Effects. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “A current-carrying wire has a magnetic field”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: A current-carrying wire has a magnetic field. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “A fuse melts to break an unsafe circuit”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: A fuse melts to break an unsafe circuit. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Heating effect of current”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: Heating effect of current. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Electromagnet”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: Electromagnet. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Never touch a live wire”, what mistake could they make while solving a question from Electricity: Magnetic and Heating Effects?
Answer
They would use the wrong term or the reverse relation. Remember: Never touch a live wire. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Electricity: Magnetic and Heating Effects · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Exploring Forces”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Exploring Forces. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “A force can change speed, direction or shape”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: A force can change speed, direction or shape. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Friction opposes relative motion”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: Friction opposes relative motion. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Gravity is a non-contact force”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: Gravity is a non-contact force. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Muscular force is a contact force”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: Muscular force is a contact force. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “SI unit of force is newton — if the chapter uses it”, what mistake could they make while solving a question from Exploring Forces?
Answer
They would use the wrong term or the reverse relation. Remember: SI unit of force is newton — if the chapter uses it. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Exploring Forces · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Pressure, Winds, Storms, and Cyclones”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Pressure, Winds, Storms, and Cyclones. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “Pressure = force / area”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Pressure = force / area. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Air moves from high to low pressure — wind”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Air moves from high to low pressure — wind. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “Cyclones are dangerous weather systems”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Cyclones are dangerous weather systems. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Listen to official warnings”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Listen to official warnings. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Do not stand under trees in a thunderstorm”, what mistake could they make while solving a question from Pressure, Winds, Storms, and Cyclones?
Answer
They would use the wrong term or the reverse relation. Remember: Do not stand under trees in a thunderstorm. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Pressure, Winds, Storms, and Cyclones · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Particulate Nature of Matter”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Particulate Nature of Matter. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “Matter is made of particles”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: Matter is made of particles. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “Particles have space between them”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: Particles have space between them. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “They move faster when hotter”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: They move faster when hotter. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Diffusion”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: Diffusion. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “States of matter differ in particle arrangement”, what mistake could they make while solving a question from Particulate Nature of Matter?
Answer
They would use the wrong term or the reverse relation. Remember: States of matter differ in particle arrangement. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Particulate Nature of Matter · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q91HOTS3 marksModerate
HOTS: If someone ignored the idea “Mix MCQs with short answers so you remember both facts and explanations from Nature of Matter: Elements, Compounds, and Mixtures”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: Mix MCQs with short answers so you remember both facts and explanations from Nature of Matter: Elements, Compounds, and Mixtures. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q92HOTS3 marksModerate
HOTS: If someone ignored the idea “An element is a pure substance of one kind of atom as taught at this level”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: An element is a pure substance of one kind of atom as taught at this level. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q93HOTS3 marksDifficultRevision pick
HOTS: If someone ignored the idea “A compound has elements chemically combined”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: A compound has elements chemically combined. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q94HOTS3 marksModerate
HOTS: If someone ignored the idea “A mixture can be separated by physical methods”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: A mixture can be separated by physical methods. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q95HOTS3 marksModerate
HOTS: If someone ignored the idea “Air is a mixture”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: Air is a mixture. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q96HOTS3 marksDifficult
HOTS: If someone ignored the idea “Water is a compound”, what mistake could they make while solving a question from Nature of Matter: Elements, Compounds, and Mixtures?
Answer
They would use the wrong term or the reverse relation. Remember: Water is a compound. Always check the NCERT definition before jumping to a formula or a long explanation.
Explanation
HOTS items ask you to predict an error. That is still chapter revision — not a claim that this exact wording will appear in the board exam.
Meta
Class: Class 8 · Subject: Science · Chapter: Nature of Matter: Elements, Compounds, and Mixtures · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
FAQs
Are these official CBSE board questions?
No. They are original practice questions aligned to NCERT topics used in CBSE classrooms. Official sample papers are published on cbseacademic.nic.in.
Will these questions appear in the board exam?
Nobody can promise a question. Use them for revision of frequently tested concepts and exam-style practice.
Is the chapter list the latest NCERT list?
Yes, the catalog follows current NCERT textbooks used in CBSE schools (including new middle-stage books such as Ganita Prakash and Curiosity). Always match the book issued by your school.
Where are NCERT solutions?
Open the NCERT-style practice link on this subject or chapter. For word-for-word textbook exercise answers, use the NCERT book itself; we do not copy solution keys from other websites.
What is the suggested URL pattern?
Hub /cbse/, then /cbse/class-8/, then subject and chapter slugs.
Why is this a separate URL?
So students searching for “HOTS Questions” land on a filtered set, while the chapter page remains the full 100-question bank. Same facts, different search intent.
Today's 3-step path
Follow this loop every day: mixed test, current affairs, then today's subject. A new set arrives tomorrow.
