The World of Metals and Non-metals
CBSE · Class 7 · Science
Most important questions from The World of Metals and Non-metals for CBSE Class 7 Science board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
Which of the following are good conductors of electricity?
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Copper, Iron, Aluminum
Copper, iron, and aluminum are metals and are good conductors of electricity. Sulfur and coal are non-metals and poor conductors.
Which of the following are characteristics of metals?
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Lustrous appearance, Good heat conductors, Malleable
Metals are lustrous, good conductors of heat, and malleable. They are not brittle - that's a property of non-metals like coal and sulfur.
Which property allows metals to be drawn into wires?
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Ductility
Ductility is the property that allows metals to be drawn into wires. This is why we have copper and aluminum wires for electrical fittings.
Which of the following are non-metals?
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Oxygen, Carbon, Sulfur
Oxygen, carbon, and sulfur are non-metals. They are poor conductors and don't show metallic properties. Iron and copper are metals.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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