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CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
CBSE 
Class XI Biology 
Sample Paper – 2 
Time: 3 hrs                                                                                                              Total marks: 70  
                                                                                                                           
General instructions: 
1. All questions are compulsory. 
2. The question paper consists of four sections A, B, C and D. 
3. Internal choice is given in all the sections. A student has to attempt only one of the 
alternatives in such questions. 
4. Section A contains 5 questions of 1 mark each. 
5. Section B has 7 questions of 2 marks each. 
6. Section C is of 12 questions of 3 marks each. 
7. Section D has 3 questions of 5 marks each. 
8. Wherever necessary, the diagrams drawn should be neat and properly labelled. 
 
 
SECTION A 
 
1. Name two non-chordate phyla where animals are radially symmetrical. [1] 
 
2. Which type of meristem is a cylindrical meristem? [1] 
OR 
Arrange the following in the sequence in which you would find them in a plant starting 
from the periphery: 
Pericycle, Epidermis, Pith, Endodermis, Cortex 
 
3. What is the function of GLUT-4? [1] 
 
4. Which part of the human body should one use to demonstrate the stages of mitosis? [1] 
 
5. What is the advantage of synovial fluid? [1] 
OR 
What is a neuromuscular junction? 
 
  
Page 2


  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
CBSE 
Class XI Biology 
Sample Paper – 2 
Time: 3 hrs                                                                                                              Total marks: 70  
                                                                                                                           
General instructions: 
1. All questions are compulsory. 
2. The question paper consists of four sections A, B, C and D. 
3. Internal choice is given in all the sections. A student has to attempt only one of the 
alternatives in such questions. 
4. Section A contains 5 questions of 1 mark each. 
5. Section B has 7 questions of 2 marks each. 
6. Section C is of 12 questions of 3 marks each. 
7. Section D has 3 questions of 5 marks each. 
8. Wherever necessary, the diagrams drawn should be neat and properly labelled. 
 
 
SECTION A 
 
1. Name two non-chordate phyla where animals are radially symmetrical. [1] 
 
2. Which type of meristem is a cylindrical meristem? [1] 
OR 
Arrange the following in the sequence in which you would find them in a plant starting 
from the periphery: 
Pericycle, Epidermis, Pith, Endodermis, Cortex 
 
3. What is the function of GLUT-4? [1] 
 
4. Which part of the human body should one use to demonstrate the stages of mitosis? [1] 
 
5. What is the advantage of synovial fluid? [1] 
OR 
What is a neuromuscular junction? 
 
  
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
SECTION B 
 
6. Describe the phylogenetic classification system. [2] 
 
7. What are inclusion bodies? Give three examples of inclusion bodies found in 
prokaryotes. [2] 
OR 
Differentiate between essential and non-essential amino acids. 
 
8. Give two reasons as to why photosynthesis is important for sustaining life on the Earth.[2] 
 
9. Describe the symport and antiport methods of transport. [2] 
 
10. Plants and animals grow by mitotic cell divisions. What differences do they exhibit in 
their growth?  [2] 
OR 
Where does mitosis take place in plants and animals? What is its significance in 
multicellular organisms? 
 
11. What is a root cap? What is its function?  [2] 
 
12. Name the stage of the cell cycle at which each of the following events occurs:  [2] 
(a) Chromosomes are moved to the spindle equator. 
(b) Centromere splits and chromatids separate. 
(c) Pairing between homologous chromosomes. 
(d) Crossing over between homologous chromosomes.  
 
 
SECTION C 
 
13. Draw a labelled diagram of a Funaria plant showing the sporophyte and gametophyte.[3] 
 
14. Name the types of cells present in the epithelium of gastric glands. Mention their 
secretions. [3] 
OR 
Name the three enzymes secreted by the pancreas and their action on proteins, fats and 
starch. 
 
15. Describe the process of fertilisation and development of an earthworm. [3] 
 
 
Page 3


  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
CBSE 
Class XI Biology 
Sample Paper – 2 
Time: 3 hrs                                                                                                              Total marks: 70  
                                                                                                                           
General instructions: 
1. All questions are compulsory. 
2. The question paper consists of four sections A, B, C and D. 
3. Internal choice is given in all the sections. A student has to attempt only one of the 
alternatives in such questions. 
4. Section A contains 5 questions of 1 mark each. 
5. Section B has 7 questions of 2 marks each. 
6. Section C is of 12 questions of 3 marks each. 
7. Section D has 3 questions of 5 marks each. 
8. Wherever necessary, the diagrams drawn should be neat and properly labelled. 
 
 
SECTION A 
 
1. Name two non-chordate phyla where animals are radially symmetrical. [1] 
 
2. Which type of meristem is a cylindrical meristem? [1] 
OR 
Arrange the following in the sequence in which you would find them in a plant starting 
from the periphery: 
Pericycle, Epidermis, Pith, Endodermis, Cortex 
 
3. What is the function of GLUT-4? [1] 
 
4. Which part of the human body should one use to demonstrate the stages of mitosis? [1] 
 
5. What is the advantage of synovial fluid? [1] 
OR 
What is a neuromuscular junction? 
 
  
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
SECTION B 
 
6. Describe the phylogenetic classification system. [2] 
 
7. What are inclusion bodies? Give three examples of inclusion bodies found in 
prokaryotes. [2] 
OR 
Differentiate between essential and non-essential amino acids. 
 
8. Give two reasons as to why photosynthesis is important for sustaining life on the Earth.[2] 
 
9. Describe the symport and antiport methods of transport. [2] 
 
10. Plants and animals grow by mitotic cell divisions. What differences do they exhibit in 
their growth?  [2] 
OR 
Where does mitosis take place in plants and animals? What is its significance in 
multicellular organisms? 
 
11. What is a root cap? What is its function?  [2] 
 
12. Name the stage of the cell cycle at which each of the following events occurs:  [2] 
(a) Chromosomes are moved to the spindle equator. 
(b) Centromere splits and chromatids separate. 
(c) Pairing between homologous chromosomes. 
(d) Crossing over between homologous chromosomes.  
 
 
SECTION C 
 
13. Draw a labelled diagram of a Funaria plant showing the sporophyte and gametophyte.[3] 
 
14. Name the types of cells present in the epithelium of gastric glands. Mention their 
secretions. [3] 
OR 
Name the three enzymes secreted by the pancreas and their action on proteins, fats and 
starch. 
 
15. Describe the process of fertilisation and development of an earthworm. [3] 
 
 
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
16.     [3] 
i. Name the tissue which lines the trachea in humans. State any one advantage of this 
tissue being present there. 
ii. Why is mosaic vision also known as nocturnal vision? 
 
17. Who proposed the cell theory? List its main postulates. [3] 
OR 
What is a mesosome in a prokaryotic cell? Mention its functions.  
18.     [3] 
i. What is the endomembrane system? List its components. 
ii. Why are mitochondria called semiautonomous organelles? 
 
19. Define cytokinesis. How is it accomplished in animal cells? [3] 
 
20. How does oxidative phosphorylation differ from photophosphorylation? Explain. [3] 
OR 
List three internal plant factors which determine the rate of photosynthesis.  
 
21. There are three phases in the growth of a plant. Name them and also mention what each 
of them corresponds to. [3] 
 
22. How does the liver serve as a digestive as well as a secretory organ? [3] 
      OR 
State the role of pancreatic juice in the digestion of proteins. 
 
23. Describe the three disorders of the skeleton and joints. [3] 
 
24. Give information about the following mineral nutrients in plants as asked against each: 
(a) Sulphur: Any one amino acid in which it is present, effect of deficiency on flowering. 
(b) Manganese: Chemical form in which it is absorbed from the soil, the best defined 
function in photosynthesis. 
(c) Calcium: Two roles during cell division. 
 
  
Page 4


  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
CBSE 
Class XI Biology 
Sample Paper – 2 
Time: 3 hrs                                                                                                              Total marks: 70  
                                                                                                                           
General instructions: 
1. All questions are compulsory. 
2. The question paper consists of four sections A, B, C and D. 
3. Internal choice is given in all the sections. A student has to attempt only one of the 
alternatives in such questions. 
4. Section A contains 5 questions of 1 mark each. 
5. Section B has 7 questions of 2 marks each. 
6. Section C is of 12 questions of 3 marks each. 
7. Section D has 3 questions of 5 marks each. 
8. Wherever necessary, the diagrams drawn should be neat and properly labelled. 
 
 
SECTION A 
 
1. Name two non-chordate phyla where animals are radially symmetrical. [1] 
 
2. Which type of meristem is a cylindrical meristem? [1] 
OR 
Arrange the following in the sequence in which you would find them in a plant starting 
from the periphery: 
Pericycle, Epidermis, Pith, Endodermis, Cortex 
 
3. What is the function of GLUT-4? [1] 
 
4. Which part of the human body should one use to demonstrate the stages of mitosis? [1] 
 
5. What is the advantage of synovial fluid? [1] 
OR 
What is a neuromuscular junction? 
 
  
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
SECTION B 
 
6. Describe the phylogenetic classification system. [2] 
 
7. What are inclusion bodies? Give three examples of inclusion bodies found in 
prokaryotes. [2] 
OR 
Differentiate between essential and non-essential amino acids. 
 
8. Give two reasons as to why photosynthesis is important for sustaining life on the Earth.[2] 
 
9. Describe the symport and antiport methods of transport. [2] 
 
10. Plants and animals grow by mitotic cell divisions. What differences do they exhibit in 
their growth?  [2] 
OR 
Where does mitosis take place in plants and animals? What is its significance in 
multicellular organisms? 
 
11. What is a root cap? What is its function?  [2] 
 
12. Name the stage of the cell cycle at which each of the following events occurs:  [2] 
(a) Chromosomes are moved to the spindle equator. 
(b) Centromere splits and chromatids separate. 
(c) Pairing between homologous chromosomes. 
(d) Crossing over between homologous chromosomes.  
 
 
SECTION C 
 
13. Draw a labelled diagram of a Funaria plant showing the sporophyte and gametophyte.[3] 
 
14. Name the types of cells present in the epithelium of gastric glands. Mention their 
secretions. [3] 
OR 
Name the three enzymes secreted by the pancreas and their action on proteins, fats and 
starch. 
 
15. Describe the process of fertilisation and development of an earthworm. [3] 
 
 
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
16.     [3] 
i. Name the tissue which lines the trachea in humans. State any one advantage of this 
tissue being present there. 
ii. Why is mosaic vision also known as nocturnal vision? 
 
17. Who proposed the cell theory? List its main postulates. [3] 
OR 
What is a mesosome in a prokaryotic cell? Mention its functions.  
18.     [3] 
i. What is the endomembrane system? List its components. 
ii. Why are mitochondria called semiautonomous organelles? 
 
19. Define cytokinesis. How is it accomplished in animal cells? [3] 
 
20. How does oxidative phosphorylation differ from photophosphorylation? Explain. [3] 
OR 
List three internal plant factors which determine the rate of photosynthesis.  
 
21. There are three phases in the growth of a plant. Name them and also mention what each 
of them corresponds to. [3] 
 
22. How does the liver serve as a digestive as well as a secretory organ? [3] 
      OR 
State the role of pancreatic juice in the digestion of proteins. 
 
23. Describe the three disorders of the skeleton and joints. [3] 
 
24. Give information about the following mineral nutrients in plants as asked against each: 
(a) Sulphur: Any one amino acid in which it is present, effect of deficiency on flowering. 
(b) Manganese: Chemical form in which it is absorbed from the soil, the best defined 
function in photosynthesis. 
(c) Calcium: Two roles during cell division. 
 
  
  
 
CBSE XI  |  BIOLOGY 
Sample Paper – 2 
 
     
  
SECTION D 
 
25. What are the steps involved in the formation of a root nodule?   [5] 
OR 
 Explain with examples: Macronutrients, micronutrients, beneficial nutrients, toxic 
elements and essential elements 
 
26.     [5] 
i. Where is the pancreas located? 
ii. Why is the pancreas considered an endocrine as well as an exocrine gland? 
iii. Draw a diagram to show the duct system of the pancreas pouring into the 
duodenum. 
OR 
How many vertebrae do we have in all? Categorise them on the basis of their location 
and give the specific number in each category. 
 
27.  How is respiration regulated?                [5] 
OR 
Explain the autoregulatory mechanism of GFR. 
 
 
  
 
 
 
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FAQs on Class 11 Biology Sample Question Paper- 2 - Biology Class 11 - NEET

1. How can I prepare for Class 11 Biology exam?
Ans. To prepare for the Class 11 Biology exam, you can follow these steps: 1. Start by understanding the syllabus and exam pattern. 2. Create a study schedule and allocate specific time for each topic. 3. Use textbooks, reference books, and online resources to gather study material. 4. Take notes while studying to enhance retention. 5. Practice solving previous year question papers and sample papers to understand the exam pattern and improve time management. 6. Seek help from teachers or classmates for any doubts or clarifications. 7. Revise regularly and conduct self-assessment tests to track your progress.
2. How can I improve my understanding of biology concepts?
Ans. Here are some tips to improve your understanding of biology concepts: 1. Read the textbook thoroughly and make sure to understand the basic concepts before moving on to advanced topics. 2. Take notes while studying and highlight important points for future reference. 3. Use diagrams and flowcharts to visualize complex processes and relationships. 4. Discuss the concepts with classmates or teachers to gain different perspectives and clarify doubts. 5. Use online resources like videos, animations, and interactive quizzes to supplement your learning. 6. Practice solving questions and problems related to each concept to reinforce your understanding. 7. Regularly revise the topics to ensure long-term retention of the concepts.
3. What are the important topics to focus on for the Class 11 Biology exam?
Ans. The important topics to focus on for the Class 11 Biology exam are: 1. Cell: Structure and Function 2. Biomolecules 3. Plant Physiology 4. Human Physiology 5. Genetics and Evolution 6. Diversity in Living Organisms 7. Environmental Biology 8. Biotechnology and its Applications These topics cover the fundamental concepts of biology and are frequently asked in the exam. It is important to have a strong understanding of these topics to score well.
4. How can I improve my biology practical skills for the Class 11 exam?
Ans. To improve your biology practical skills for the Class 11 exam, you can follow these tips: 1. Familiarize yourself with the laboratory equipment and their uses. 2. Practice the techniques and procedures mentioned in the practical manual. 3. Pay attention to safety precautions while handling chemicals or using equipment. 4. Develop good observation skills and record your observations accurately. 5. Understand the purpose and significance of each practical experiment. 6. Practice drawing neat and labeled diagrams of specimen or equipment. 7. Analyze and interpret the data obtained from experiments. By practicing these skills, you will become more confident in performing the practical experiments and can score well in the biology practical exam.
5. How can I manage time effectively during the Class 11 Biology exam?
Ans. To manage time effectively during the Class 11 Biology exam, you can follow these strategies: 1. Read the entire question paper carefully before starting to answer. 2. Allocate time for each section or question based on the marks assigned. 3. Start with the questions you are most confident about to gain momentum. 4. Divide your time equally among the different sections or chapters to ensure you cover all topics. 5. Avoid spending too much time on a single question. If you are stuck, move on and come back later if time permits. 6. Keep track of time by regularly checking the clock or using a stopwatch. 7. Leave some time at the end for reviewing your answers and making necessary corrections. By following these strategies, you can effectively utilize the given time and complete the exam within the stipulated time frame.
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