Which prefix means equal?

Which prefix means equal?

• A. Equal
• B. Iso-
• C. Yellow
• D. Milk

Answer: (B)

The prefix iso- means equal or the same. It’s used in terms like isometric (equal dimensions), isothermal (equal temperature), and isotonic (equal tension or osmotic pressure). In this question, the prefix that denotes equal is iso-. The other options don’t convey a prefix meaning equal; they’re unrelated words.

The prefix iso- means equal or the same. It’s used in terms like isometric (equal dimensions), isothermal (equal temperature), and isotonic (equal tension or osmotic pressure). In this question, the prefix that denotes equal is iso-. The other options don’t convey a prefix meaning equal; they’re unrelated words.