MCQ Questions for Class 12 Chemistry Biomolecules. 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 Biomolecules in the chapter Biomolecules.
A. CBSE often tests a concept by asking a daily-life example from the same chapter
B. Glucose structure outline
C. Enzymes
D. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
Answer
B. Glucose structure outline
Explanation
Glucose structure outline. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q2MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
B. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
C. Peptide bond
D. DNA double helix idea
Answer
C. Peptide bond
Explanation
Peptide bond. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q3MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Every chapter ends with keywords or a summary that is useful for one-mark answers
B. Write three points from Biomolecules in your own words; that is enough for a short-answer start
C. Vitamins: water vs fat soluble
D. Enzymes
Answer
D. Enzymes
Explanation
Enzymes. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q4MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
B. DNA double helix idea
C. Use the terms used in the NCERT book; do not replace them with unofficial names
D. CBSE often tests a concept by asking a daily-life example from the same chapter
Answer
B. DNA double helix idea
Explanation
DNA double helix idea. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q5MCQ1 markModerateRevision pick
Choose the correct statement related to Vitamins in the chapter Biomolecules.
A. Vitamins: water vs fat soluble
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. Mix MCQs with short answers so you remember both facts and explanations from Biomolecules
Answer
A. Vitamins: water vs fat soluble
Explanation
Vitamins: water vs fat soluble. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q6MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. DNA double helix idea
B. Write three points from Biomolecules in your own words; that is enough for a short-answer start
C. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
D. Every chapter ends with keywords or a summary that is useful for one-mark answers
Answer
C. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
Explanation
Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q7MCQ1 markEasy
Choose the correct statement related to Textbook first in the chapter Biomolecules.
A. The textbook says the opposite of this statement
B. CBSE often tests a concept by asking a daily-life example from the same chapter
C. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
D. Use the terms used in the NCERT book; do not replace them with unofficial names
Answer
C. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
Explanation
Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q8MCQ1 markEasy
Choose the correct statement related to Keywords in the chapter Biomolecules.
A. This happens only in a laboratory and never in daily life
B. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
C. Every chapter ends with keywords or a summary that is useful for one-mark answers
D. Mix MCQs with short answers so you remember both facts and explanations from Biomolecules
Answer
C. Every chapter ends with keywords or a summary that is useful for one-mark answers
Explanation
Every chapter ends with keywords or a summary that is useful for one-mark answers. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q9MCQ1 markEasyRevision pick
Choose the correct statement related to Examples in the chapter Biomolecules.
A. Write three points from Biomolecules 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. Glucose structure outline
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 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q10MCQ1 markModerate
Choose the correct statement related to Diagrams in the chapter Biomolecules.
A. Use the terms used in the NCERT book; do not replace them with unofficial names
B. The textbook says the opposite of this statement
C. Peptide bond
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Explanation
If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q11MCQ1 markEasy
Choose the correct statement related to Revision in the chapter Biomolecules.
A. Write three points from Biomolecules in your own words; that is enough for a short-answer start
B. Mix MCQs with short answers so you remember both facts and explanations from Biomolecules
C. This happens only in a laboratory and never in daily life
D. Enzymes
Answer
A. Write three points from Biomolecules in your own words; that is enough for a short-answer start
Explanation
Write three points from Biomolecules in your own words; that is enough for a short-answer start. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q12MCQ1 markEasy
Choose the correct statement related to Accuracy in the chapter Biomolecules.
A. DNA double helix idea
B. Glucose structure outline
C. This idea is not part of the NCERT chapter
D. Use the terms used in the NCERT book; do not replace them with unofficial names
Answer
D. Use the terms used in the NCERT book; do not replace them with unofficial names
Explanation
Use the terms used in the NCERT book; do not replace them with unofficial names. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q13MCQ1 markEasyRevision pick
Choose the correct statement related to Practice in the chapter Biomolecules.
A. Peptide bond
B. Mix MCQs with short answers so you remember both facts and explanations from Biomolecules
C. The textbook says the opposite of this statement
D. Vitamins: water vs fat soluble
Answer
B. Mix MCQs with short answers so you remember both facts and explanations from Biomolecules
Explanation
Mix MCQs with short answers so you remember both facts and explanations from Biomolecules. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q14MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Glucose structure outline
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
C. This happens only in a laboratory and never in daily life
D. DNA double helix idea
Answer
A. Glucose structure outline
Explanation
Glucose structure outline. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q15MCQ1 markModerate
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Vitamins: water vs fat soluble
B. Peptide bond
C. Every chapter ends with keywords or a summary that is useful for one-mark answers
D. Glucose structure outline
Answer
B. Peptide bond
Explanation
Peptide bond. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q16MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. CBSE often tests a concept by asking a daily-life example from the same chapter
B. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
C. Enzymes
D. Peptide bond
Answer
C. Enzymes
Explanation
Enzymes. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q17MCQ1 markEasyRevision pick
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. DNA double helix idea
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
C. Enzymes
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer
A. DNA double helix idea
Explanation
DNA double helix idea. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q18MCQ1 markEasy
Choose the correct statement related to Vitamins in the chapter Biomolecules.
A. Vitamins: water vs fat soluble
B. Every chapter ends with keywords or a summary that is useful for one-mark answers
C. Write three points from Biomolecules in your own words; that is enough for a short-answer start
D. DNA double helix idea
Answer
A. Vitamins: water vs fat soluble
Explanation
Vitamins: water vs fat soluble. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q19MCQ1 markEasy
Choose the correct statement related to Biomolecules in the chapter Biomolecules.
A. Vitamins: water vs fat soluble
B. This topic is only for college
C. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
D. Peptide bond
Answer
C. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
Explanation
Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q20MCQ1 markModerate
Choose the correct statement related to Textbook first in the chapter Biomolecules.
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 Biomolecules
C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
D. Biomolecules is an NCERT chapter taught in CBSE Class 12 Chemistry
Answer
A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
Explanation
Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 12 · Subject: Chemistry · Chapter: Biomolecules · 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.
How should I use the 100 questions?
Try the question first, then tap Show answer. Mix MCQs with long answers. Revise formulas and diagrams from the textbook alongside this set.
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-12/, then subject and chapter slugs.
Why is this a separate URL?
So students searching for “MCQ 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.
