Q.11. Define the following terms.
(ii) Ore.
Ores are defined as the minerals which can be extracted to make profits. Only economically extractable elements (generally metals) are considered to be ores.
CBSE Class 10 Board Exam 2026: Section-wise answer writing introduced for science and social science
About 40% students will take CBSE Class 10 second attempt, first board exams must, says chairman
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