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Most Important Questions · original practice

Class 11 Mathematics Most Important Questions

Most Important Questions for Class 11 Mathematics. Try first, then reveal the answer. These are exam-oriented practice items, not copied board papers.

Practice questions aligned to NCERT topics used in CBSE classrooms. These are original exam-oriented questions for revision — not official CBSE board papers and not a guarantee of any exam question. Always match the textbook issued by your school and the latest PDFs on ncert.nic.in and cbseacademic.nic.in.

Answers opened: 0

Practice set

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Sets in the chapter Sets.

  • A. Union, intersection, complement
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Roster and set-builder
  • D. Sets is an NCERT chapter taught in CBSE Class 11 Mathematics
Answer

C. Roster and set-builder

Explanation

Roster and set-builder. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Sets in the chapter Sets.

  • A. Finite vs infinite
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Mix MCQs with short answers so you remember both facts and explanations from Sets
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

A. Finite vs infinite

Explanation

Finite vs infinite. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Sets.

  • A. This idea is not part of the NCERT chapter
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Write three points from Sets in your own words; that is enough for a short-answer start
  • D. Roster and set-builder
Answer

B. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Sets.

  • A. The textbook says the opposite of this statement
  • B. Finite vs infinite
  • C. Mix MCQs with short answers so you remember both facts and explanations from Sets
  • D. Subset, power set
Answer

C. Mix MCQs with short answers so you remember both facts and explanations from Sets

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Sets. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Sets in the chapter Sets.

  • A. Union, intersection, complement
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. De Morgan
Answer

D. De Morgan

Explanation

De Morgan. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Sets in about three points, with one example.

Answer

Subset, power set. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sets · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Relations and Functions in the chapter Relations and Functions.

  • A. Function: unique image
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Relations and Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
  • D. A×B
Answer

D. A×B

Explanation

A×B. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Relations and Functions in the chapter Relations and Functions.

  • A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • B. Mix MCQs with short answers so you remember both facts and explanations from Relations and Functions
  • C. One-one, onto
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

C. One-one, onto

Explanation

One-one, onto. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Relations and Functions.

  • A. This idea is not part of the NCERT chapter
  • B. A×B
  • C. Write three points from Relations and Functions in your own words; that is enough for a short-answer start
  • D. CBSE often tests a concept by asking a daily-life example from the same chapter
Answer

D. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Relations and Functions.

  • A. The textbook says the opposite of this statement
  • B. Reflexive, symmetric, transitive
  • C. One-one, onto
  • D. Mix MCQs with short answers so you remember both facts and explanations from Relations and Functions
Answer

D. Mix MCQs with short answers so you remember both facts and explanations from Relations and Functions

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Relations and Functions. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Relations and Functions in the chapter Relations and Functions.

  • A. Domain, range, codomain
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. Function: unique image
Answer

A. Domain, range, codomain

Explanation

Domain, range, codomain. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Relations and Functions in about three points, with one example.

Answer

Reflexive, symmetric, transitive. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Relations and Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.

  • A. CBSE often tests a concept by asking a daily-life example from the same chapter
  • B. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
  • C. 2π radian = 360°
  • D. General solution ideas as in chapter
Answer

C. 2π radian = 360°

Explanation

2π radian = 360°. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.

  • A. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Graphs of sin, cos, tan
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

C. Graphs of sin, cos, tan

Explanation

Graphs of sin, cos, tan. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Trigonometric Functions.

  • A. 2π radian = 360°
  • B. This idea is not part of the NCERT chapter
  • C. CBSE often tests a concept by asking a daily-life example from the same chapter
  • D. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
Answer

C. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Trigonometric Functions.

  • A. The textbook says the opposite of this statement
  • B. Graphs of sin, cos, tan
  • C. sin²x+cos²x=1
  • D. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
Answer

D. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.

  • A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • B. Signs in four quadrants
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. General solution ideas as in chapter
Answer

B. Signs in four quadrants

Explanation

Signs in four quadrants. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Trigonometric Functions in about three points, with one example.

Answer

sin²x+cos²x=1. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Complex Numbers and Quadratic Equations in the chapter Complex Numbers and Quadratic Equations.

  • A. Complex Numbers and Quadratic Equations is an NCERT chapter taught in CBSE Class 11 Mathematics
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. i²=−1
  • D. Conjugate
Answer

C. i²=−1

Explanation

i²=−1. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Complex Numbers and Quadratic Equations in the chapter Complex Numbers and Quadratic Equations.

  • A. Square root of a complex number as taught
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Mix MCQs with short answers so you remember both facts and explanations from Complex Numbers and Quadratic Equations
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

A. Square root of a complex number as taught

Explanation

Square root of a complex number as taught. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Complex Numbers and Quadratic Equations.

  • A. This idea is not part of the NCERT chapter
  • B. Write three points from Complex Numbers and Quadratic Equations in your own words; that is enough for a short-answer start
  • C. CBSE often tests a concept by asking a daily-life example from the same chapter
  • D. i²=−1
Answer

C. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Complex Numbers and Quadratic Equations.

  • A. Mix MCQs with short answers so you remember both facts and explanations from Complex Numbers and Quadratic Equations
  • B. Square root of a complex number as taught
  • C. The textbook says the opposite of this statement
  • D. |z|=√(a²+b²)
Answer

A. Mix MCQs with short answers so you remember both facts and explanations from Complex Numbers and Quadratic Equations

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Complex Numbers and Quadratic Equations. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Complex Numbers and Quadratic Equations in the chapter Complex Numbers and Quadratic Equations.

  • A. Argand plane
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. Conjugate
Answer

A. Argand plane

Explanation

Argand plane. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Complex Numbers and Quadratic Equations in about three points, with one example.

Answer

|z|=√(a²+b²). Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Complex Numbers and Quadratic Equations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Linear Inequalities in the chapter Linear Inequalities.

  • A. System of inequalities
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Inequality direction reverses on multiplying by a negative
  • D. Linear Inequalities is an NCERT chapter taught in CBSE Class 11 Mathematics
Answer

C. Inequality direction reverses on multiplying by a negative

Explanation

Inequality direction reverses on multiplying by a negative. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Linear Inequalities in the chapter Linear Inequalities.

  • A. Closed vs open
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Mix MCQs with short answers so you remember both facts and explanations from Linear Inequalities
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

A. Closed vs open

Explanation

Closed vs open. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Linear Inequalities.

  • A. This idea is not part of the NCERT chapter
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Write three points from Linear Inequalities in your own words; that is enough for a short-answer start
  • D. Inequality direction reverses on multiplying by a negative
Answer

B. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Linear Inequalities.

  • A. The textbook says the opposite of this statement
  • B. Mix MCQs with short answers so you remember both facts and explanations from Linear Inequalities
  • C. Closed vs open
  • D. Graphical solution in plane
Answer

B. Mix MCQs with short answers so you remember both facts and explanations from Linear Inequalities

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Linear Inequalities. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Linear Inequalities in the chapter Linear Inequalities.

  • A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • B. Interval notation
  • C. System of inequalities
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

B. Interval notation

Explanation

Interval notation. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Linear Inequalities in about three points, with one example.

Answer

Graphical solution in plane. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Linear Inequalities · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Permutations and Combinations in the chapter Permutations and Combinations.

  • A. Fundamental principle of counting
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. nCr = n! / [r!(n−r)!]
  • D. Permutations and Combinations is an NCERT chapter taught in CBSE Class 11 Mathematics
Answer

A. Fundamental principle of counting

Explanation

Fundamental principle of counting. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Word problems in the chapter Permutations and Combinations.

  • A. Mix MCQs with short answers so you remember both facts and explanations from Permutations and Combinations
  • B. Word problems: digits, committees
  • C. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

B. Word problems: digits, committees

Explanation

Word problems: digits, committees. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Permutations and Combinations.

  • A. Write three points from Permutations and Combinations in your own words; that is enough for a short-answer start
  • B. This idea is not part of the NCERT chapter
  • C. CBSE often tests a concept by asking a daily-life example from the same chapter
  • D. Fundamental principle of counting
Answer

C. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Permutations and Combinations.

  • A. Mix MCQs with short answers so you remember both facts and explanations from Permutations and Combinations
  • B. nPr = n!/(n−r)!
  • C. The textbook says the opposite of this statement
  • D. Word problems: digits, committees
Answer

A. Mix MCQs with short answers so you remember both facts and explanations from Permutations and Combinations

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Permutations and Combinations. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Permutations and Combinations in the chapter Permutations and Combinations.

  • A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • B. nCr = nC(n−r)
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. nCr = n! / [r!(n−r)!]
Answer

B. nCr = nC(n−r)

Explanation

nCr = nC(n−r). The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Permutations and Combinations in about three points, with one example.

Answer

nPr = n!/(n−r)!. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Permutations and Combinations · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Binomial Theorem in the chapter Binomial Theorem.

  • A. CBSE often tests a concept by asking a daily-life example from the same chapter
  • B. Binomial Theorem is an NCERT chapter taught in CBSE Class 11 Mathematics
  • C. (a+b)^n expansion
  • D. Middle term
Answer

C. (a+b)^n expansion

Explanation

(a+b)^n expansion. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Binomial Theorem in the chapter Binomial Theorem.

  • A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • B. Mix MCQs with short answers so you remember both facts and explanations from Binomial Theorem
  • C. Applications
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

C. Applications

Explanation

Applications. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Binomial Theorem.

  • A. Write three points from Binomial Theorem in your own words; that is enough for a short-answer start
  • B. This idea is not part of the NCERT chapter
  • C. CBSE often tests a concept by asking a daily-life example from the same chapter
  • D. (a+b)^n expansion
Answer

C. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Binomial Theorem.

  • A. The textbook says the opposite of this statement
  • B. Applications
  • C. General term Tr+1 = nCr a^{n−r} b^r
  • D. Mix MCQs with short answers so you remember both facts and explanations from Binomial Theorem
Answer

D. Mix MCQs with short answers so you remember both facts and explanations from Binomial Theorem

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Binomial Theorem. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Binomial Theorem in the chapter Binomial Theorem.

  • A. Middle term
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Pascal
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

C. Pascal

Explanation

Pascal. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Binomial Theorem in about three points, with one example.

Answer

General term Tr+1 = nCr a^{n−r} b^r. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Binomial Theorem · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q1MCQ1 markEasyRevision pick

Choose the correct statement related to Sequences and Series in the chapter Sequences and Series.

  • A. AP, GP nth term and sum
  • B. CBSE often tests a concept by asking a daily-life example from the same chapter
  • C. Sequences and Series is an NCERT chapter taught in CBSE Class 11 Mathematics
  • D. Σn, Σn², Σn³
Answer

A. AP, GP nth term and sum

Explanation

AP, GP nth term and sum. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q5MCQ1 markModerateRevision pick

Choose the correct statement related to Sequences and Series in the chapter Sequences and Series.

  • A. Mix MCQs with short answers so you remember both facts and explanations from Sequences and Series
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. Word problems
  • D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer

C. Word problems

Explanation

Word problems. The other options mix ideas from nearby topics or reverse the textbook fact.

Meta

Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q9MCQ1 markEasyRevision pick

Choose the correct statement related to Examples in the chapter Sequences and Series.

  • A. Write three points from Sequences and Series in your own words; that is enough for a short-answer start
  • B. This idea is not part of the NCERT chapter
  • C. AP, GP nth term and sum
  • D. CBSE often tests a concept by asking a daily-life example from the same chapter
Answer

D. CBSE often tests a concept by asking a daily-life example from the same chapter

Explanation

CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.

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Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q13MCQ1 markEasyRevision pick

Choose the correct statement related to Practice in the chapter Sequences and Series.

  • A. The textbook says the opposite of this statement
  • B. AM ≥ GM for positives
  • C. Mix MCQs with short answers so you remember both facts and explanations from Sequences and Series
  • D. Word problems
Answer

C. Mix MCQs with short answers so you remember both facts and explanations from Sequences and Series

Explanation

Mix MCQs with short answers so you remember both facts and explanations from Sequences and Series. The other options mix ideas from nearby topics or reverse the textbook fact.

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Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q17MCQ1 markEasyRevision pick

Choose the correct statement related to Sequences and Series in the chapter Sequences and Series.

  • A. Σn, Σn², Σn³
  • B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
  • C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
  • D. Infinite GP |r|<1
Answer

D. Infinite GP |r|<1

Explanation

Infinite GP |r|<1. The other options mix ideas from nearby topics or reverse the textbook fact.

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Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

Q413 Mark3 marksModerateRevision pick

Explain Sequences and Series in about three points, with one example.

Answer

AM ≥ GM for positives. Example: Use a situation from the NCERT activity or a labelled diagram in this chapter.

Explanation

Three-mark questions want a short explanation, not a full essay. Link the idea to a figure or an activity.

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Class: Class 11 · Subject: Mathematics · Chapter: Sequences and Series · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).

FAQs

Are these official CBSE board questions?

No. They are original practice questions aligned to NCERT topics used in CBSE classrooms. Official sample papers are published on cbseacademic.nic.in.

Will these questions appear in the board exam?

Nobody can promise a question. Use them for revision of frequently tested concepts and exam-style practice.

Is the chapter list the latest NCERT list?

Yes, the catalog follows current NCERT textbooks used in CBSE schools (including new middle-stage books such as Ganita Prakash and Curiosity). Always match the book issued by your school.

Where are NCERT solutions?

Open the NCERT-style practice link on this subject or chapter. For word-for-word textbook exercise answers, use the NCERT book itself; we do not copy solution keys from other websites.

What is the suggested URL pattern?

Hub /cbse/, then /cbse/class-11/, then subject and chapter slugs.

Why is this a separate URL?

So students searching for “Most Important Questions” land on a filtered set, while the chapter page remains the full 100-question bank. Same facts, different search intent.

Today's 3-step path

Follow this loop every day: mixed test, current affairs, then today's subject. A new set arrives tomorrow.

Streak

Next step

After this page, use these three links — do not open a random page.

24/7 Test Series

Timed papers with a scorecard — start any time, then return to a related quiz above.