TSI PLACEMENT EXAM 2026
MATHEMATICS ALGEBRA AND FUNCTIONS
REVIEW FULL PRACTICE QUESTIONS AND
ANSWERS
◉ Which sugar will bacteria always try to ferment first?
Answer: Glucose
◉ If ONLY glucose is fermented, what color will the slant and butt
be?
Answer: Red slant, Yellow butt
◉ If glucose is fermented, as well as lactose and/or sucrose, what
color will the slant and butt be?
Answer: Yellow slant, Yellow butt
◉ If neither glucose nor sucrose/lactose is fermented, what color
will the slant and butt be?
Answer: Red slant, Red butt
◉ In the Gas production portion of a TSI Test, it is only associated
with ____
MATHEMATICS ALGEBRA AND FUNCTIONS
REVIEW FULL PRACTICE QUESTIONS AND
ANSWERS
◉ Which sugar will bacteria always try to ferment first?
Answer: Glucose
◉ If ONLY glucose is fermented, what color will the slant and butt
be?
Answer: Red slant, Yellow butt
◉ If glucose is fermented, as well as lactose and/or sucrose, what
color will the slant and butt be?
Answer: Yellow slant, Yellow butt
◉ If neither glucose nor sucrose/lactose is fermented, what color
will the slant and butt be?
Answer: Red slant, Red butt
◉ In the Gas production portion of a TSI Test, it is only associated
with ____