कार्नेलियन मनकों का लाल रंग गहरा करने के लिए क्या किया जाता था?
What was done to deepen the red colour of carnelian beads?
Explanation opens after your attempt
B. उन्हें गर्म किया जाता थाThey were heated
Concept
Heating deepened the red colour of carnelian. Remember the heating process for the exam.
Why this answer is correct
The correct answer is B. उन्हें गर्म किया जाता था / They were heated. Heating deepened the red colour of carnelian. Remember the heating process for the exam.
Exam Tip
कार्नेलियन को गर्म करने से उसका लाल रंग अधिक गहरा हो जाता था। परीक्षा में ताप प्रक्रिया याद रखें।
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