I am the spark of innovation, often found in small amounts, yet essential for growth. What am I?

Category: Science · Difficulty: hard

Hint: Think about essential substances required in minute quantities.

Answer

A trace element

Explanation

A trace element is a chemical element whose concentration is very low in a given environment and is essential for various biological functions.

This is a hard science riddle — a tricky one that takes a little thought. The answer is A trace element.

More Science riddles

All Science riddles · Riddles with answers · Home