CBSE Class 8 Maths MCQs on Algebraic Expressions and Terms (NCERT Practice)
CBSE Class 8 Maths MCQs on Algebraic Expressions and Terms (NCERT Practice)
Class: 8
Subject: Mathematics
Chapter 6: We Distribute, Yet Things Multiply
Topic: Algebraic Expressions, Terms & Simplification
Subject: Mathematics
Chapter 6: We Distribute, Yet Things Multiply
Topic: Algebraic Expressions, Terms & Simplification
Strictly Based on CBSE Curriculum | As per NCERT Textbook | Ideal for CBSE Class 8 Examination Preparation
Q1. In the expression 5x + 3, the number of terms is:
Correct Answer: B) 2
Explanation: The terms are 5x and 3. They are separated by a plus sign.
Explanation: The terms are 5x and 3. They are separated by a plus sign.
Q2. In 7xy, the coefficient is:
Correct Answer: A) 7
Explanation: The numerical part multiplying variables is coefficient.
Explanation: The numerical part multiplying variables is coefficient.
Q3. Which of the following is a monomial?
Correct Answer: B) 4y²
Explanation: A monomial has only one term.
Explanation: A monomial has only one term.
Q4. Which is a binomial?
Correct Answer: B) x² + 3x
Explanation: A binomial has exactly two terms.
Explanation: A binomial has exactly two terms.
Q5. The expression 3x² + 2x + 1 is a:
Correct Answer: C) Trinomial
Explanation: It has three terms.
Explanation: It has three terms.
Q6. Like terms have:
Correct Answer: B) Same variables with same powers
Explanation: Only coefficients differ in like terms.
Explanation: Only coefficients differ in like terms.
Q7. Simplify: 3x + 5x
Correct Answer: B) 8x
Explanation: Add coefficients of like terms.
Explanation: Add coefficients of like terms.
Q8. Simplify: 7y − 2y
Correct Answer: B) 5y
Explanation: Subtract coefficients.
Explanation: Subtract coefficients.
Q9. The degree of 4x³ is:
Correct Answer: C) 3
Explanation: Highest power of variable.
Explanation: Highest power of variable.
Q10. Expand: 2(x + 3)
Correct Answer: B) 2x + 6
Explanation: Apply distributive property.
Explanation: Apply distributive property.
Q11. Simplify: 5a + 2b + 3a
Correct Answer: A) 8a + 2b
Explanation: Combine like terms.
Explanation: Combine like terms.
Q12. Which is not a like term of 4xy?
Correct Answer: C) 4x²y
Explanation: Power of x differs.
Explanation: Power of x differs.
Q13. Simplify: 3(x + y)
Correct Answer: B) 3x + 3y
Explanation: Multiply 3 with both terms.
Explanation: Multiply 3 with both terms.
Q14. The constant term in 6x² + 4x + 9 is:
Correct Answer: C) 9
Explanation: Constant has no variable.
Explanation: Constant has no variable.
Q15. Simplify: 2a × 3a
Correct Answer: C) 6a²
Explanation: Multiply coefficients and add powers.
Explanation: Multiply coefficients and add powers.
Q16. 4(x − 2) equals:
Correct Answer: B) 4x − 8
Explanation: Apply distributive property.
Explanation: Apply distributive property.
Q17. The expression 5 is a:
Correct Answer: D) Both B and C
Explanation: It is constant and polynomial of degree 0.
Explanation: It is constant and polynomial of degree 0.
Q18. Simplify: x + x + x
Correct Answer: A) 3x
Explanation: Add coefficients of like terms.
Explanation: Add coefficients of like terms.
Q19. Degree of 7 is:
Correct Answer: B) 0
Explanation: Constant has degree 0.
Explanation: Constant has degree 0.
Q20. Simplify: 5x − 3x + 2
Correct Answer: A) 2x + 2
Explanation: Combine like terms: 2x + 2.
Explanation: Combine like terms: 2x + 2.
