Read and download the CBSE Class 11 Biology Sample Paper Set Y, designed by expert teachers according to the latest 2025-26 curriculum and examination pattern issued by CBSE, NCERT, and KVS. These Class 11 Biology sample papers include detailed step-by-step solutions, helping students to practice and evaluate their performance against the most recent marking schemes.
Solved Sample Paper for Class 11 Biology PDF
Our Class 11 Biology model papers are important for understanding the weightage of different chapters and the difficulty level of expected questions. By solving these guess papers Class 11 students can identify weak areas and improve time management. We also suggest referring to our Class 11 Biology Question Papers of previous years to further strengthen your exam preparation.
Class 11 Biology Sample Paper with Solutions
SECTION – A
Q.1 Name the scientist who proposed the system of binomial nomenclature.
Q.2 How systematic differs from Taxonomy.
Q.3 Name the simplest form of carbohydrate, protein and fat after digestion.
Q.4 Name the respiratory organ of the following –
a) Insects b) Tadpole c) Fish d) Man
Q.5 What is the full form of FMN and FAD?
SECTION – B
Q.6 Give a labelled diagram of Fluid Mosaic Model.
Q.7 a) Name the types of chromosomes on the basis of position of centromere.
b) Name the organelles which comprises the endomembranous system.
Q.8 Give a graph to show Activation Energy requirement of non-catalysed and enzyme catalysed
reactions.
Q.9 Give the difference between peptide bond, glycosidic bond and ester bond. Explain the
difference by showing bond formation.
Q.10 Draw a labelled diagram to show the duct system pouring into duodenum.
OR
Explain in short - a) Tidal volume b) Residual volume
SECTION – C
Q.11 a) Name the two fluids which circulates in the body of mammals.
b) Name the major site where RBC is produced.
c) Name two chemicals secreted by basophils.
d) Where Rh factor is found in the blood of humans.
Q.12 Differentiate between the following :
i) Zoospore and Aplanospore
ii) Phyllotaxy and Venation
iii) Coccus and Bacill
Q.13 Draw a well labelled diagram to show the different types of aestivation in a flower.
Q.14 a) Name the group to which these organisms belong :
i) Nostoc ii) Euglena iii) Rhizopus iv) Penicillium
b) What are Lichens?
Q.15 a) Give examples of saturated and unsaturated fatly acids.
b) Differentiate between homopolymer and heteropolymer with example.
c) What is competitive inhibition?
Q.16 a) Draw a well labelled diagram of Anaphase of Mitosis.
b) How Anaphase of Mitosis differs from Anaphse-I of Meiosis?
Q.17 a) Name the 4 layers of Alimentary canal.
b) Name the associated glands of digestive system.
c) Give the function of HCl in stomach.
Q.18 Give the function of the following.
a) C-shaped cartilage in trachea b) Pleura c) Diaphragm
d) Larynx e) epiglottis f) Carbonic anhydrase
Please click the link below to download CBSE Class 11 Biology Sample Paper Set Y
Important Practice Resources for Class 11 Biology
How to download CBSE Class 11 Biology Sample Paper Set Y in PDF?
Students can easily download the CBSE Class 11 Biology Sample Paper Set Y from our website to prepare for their upcoming examinations. To score high marks, it is important for Class 11 students to understand the exaact pattern as per which teachers design the question papers. We strongly suggest that you practice these latest sample papers for Biology and solve different types of questions that are expected to come this year. You can downloadin PDF format so that you can practice offline. We also recommend that Class 11 students solve these papers actual exam conditions at home.
Why should you solve CBSE Class 11 Biology Sample Paper Set Y?
Practicing these model papers has several benefits for Class 11 students:
- New Question Bank: This set has fresh questions for Biology which are different from previous years.
- Exam Pattern Knowledge: Solving more sets will help you to understand the weightage of each chapter in Class 11 and also the type of questions asked.
- Identify Weak Areas: Comparing your score in each set to find out topics in Class 11 Biology for which you need hard work.
- Speed and Accuracy: Attempting MCQ questions and long-form problems for Class 11 Biology makes you faster and better and you will be able to finish your exam on time.
What should you do after solving CBSE Class 11 Biology Sample Paper Set Y?
- Check Your Work: Match your answers with the solutions given by our teachers in the Biology Sample Paper PDF.
- Learn from Mistakes: Class 11 students should focus on the questions which you solved incorrectly and understand the error.
- Revision: If you find a question difficult you shoul refer to NCERT book for Class 11 Biology to understand concepts and then try the question again.
- Continuous Practice: Solve multiple sets of Biology sample papers from studiestoday.com to build confidence before the CBSE exams.
You can download the complete PDF for CBSE Class 11 Biology Sample Paper Set Y for free from StudiesToday.com. Our resources for Class 11 Biology are updated for the latest academic session and follow the official exam pattern.
Yes, CBSE Class 11 Biology Sample Paper Set Y comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Biology to help students of Class 11 understand correct methodology and marking scheme.
Practicing this Biology paper helps in time management and identifying important topics. For Class 11, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.
Yes, all our study materials for Class 11 Biology are provided in a mobile-friendly PDF format. You can easily download CBSE Class 11 Biology Sample Paper Set Y on your mobile device.