Hair color and chemical services study guide
Cosmetology hair color and chemical services drill
10 questions · Untimed · Explanation after each question
Levels and tones, the color wheel, developer volumes, lightening, toners, patch and strand tests, permanent waves, relaxers and curl reformation. 20 of the 110 questions on our NIC-format cosmetology mock come from this topic.

Before you start
- Ten questions on one topic, with an explanation after each answer.
- Check each answer to see the explanation before moving on. Checked answers cannot be changed.
Create a free account before you start
Create a free account to start. Every drill includes one free attempt. A cosmetology practice pass unlocks the full timed exams for every format and unlimited drills.
Original practice questions written for the cosmetology state board written exams. Independent preparation, not affiliated with NIC, PSI, Pearson VUE, TDLR, the California Board of Barbering and Cosmetology, the Florida Board of Cosmetology or any state board.