Multiple choice general knowledge

Most gold contains _____ which is also obtained as by-product

  1. Copper

  2. Aluminium

  3. Silver

  4. Brass

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Most gold deposits contain silver as a common by-product. The two metals often occur together naturally in ore deposits. Copper and aluminium are not typically associated with gold deposits, while brass is a man-made alloy.