CBSE Class 11 Biology Sample Paper Set Y

Read and download PDF of CBSE Class 11 Biology Sample Paper Set Y designed as per the latest curriculum and examination pattern for Class 11 issued by CBSE, NCERT and KVS. The latest Class 11 Biology Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Biology Standard 11 which they need to study more to get better marks in Grade 11 exams. After solving these guess papers also refer to solved Class 11 Biology Question Papers available on our website to build strong understanding of the subject

CBSE Class 11 Biology Sample Paper Set Y. It’s always recommended to practice as many sample papers as possible before the examinations. Students can download the sample papers and also question papers of previous years to practice and score better marks in examinations. Refer to other links too for more sample papers.



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?


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


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.


Explain in short - a) Tidal volume b) Residual volume



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



Click to View or Download pdf file
Click for more Biology Study Material

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

CBSE Class 12 Evaluation Criteria 2021

SUMMARY OF THE POLICY FOR TABULATION OF MARKS FOR CLASS XII BOARD EXAMINATIONS 2021   1(a) Due to cancellation of the Board examinations, the assessment of theory portion of 80/70/60/50/30 marks will be done by the school based on the following:     Class...

Moderation of Marks Class 11 and 12 Board Exams

The portal for moderation and finalization of results for Class-12 is being opened from 16.07.2021 to 22.07.2021. As Board has to declare the result latest by 31.07.2021, schools have been requested to follow the schedule strictly and complete the moderation within...

CBSE asks schools to load Class 12 Internal Assessment Marks

This has a reference to the letter no CBSE/COORD/2021 dated 11.02.2021 regarding conduct of the School-Based Assessment (Internal Assessment/Practical/ Project) of Class-XII and uploading the marks by 11.06.2021. It has been observed that some schools have not been...

FAQs on Policy for Tabulation of Marks for Class 10 Board Exams

ON POLICY Question.1 How CBSE will declare the result of Class-X? Answer. Results of Class X Board will be declared on the basis of an objective criterion developed by the Board vide Notification no.CBSE/CE/2021 dated 01.05.2021. Question.2. If any candidate is not...

CBSE Board Examination Scheme of Assessment 2021 2022

A. Academic session to be divided into 2 Terms with approximately 50% syllabus in each term: The syllabus for the Academic session 2021-22 will be divided into 2 terms by following a systematic approach by looking into the interconnectivity of concepts and topics by...

Studies Today