CBSE Sample Paper for Class 11 Biology (Solved) – Set C

The Biology Question Paper will include section on Open Case Studies based questions on two case studies of 7 marks each from the syllabus, a total of 14 marks. The case studies will be supplied to students in advance. These case studies are designed to test the analytical higher order thinking skills of students.

As per the latest blueprint  Section A contains 5 question son 1 mark, Section B contains 5 question of 2 marks, Section C contains 11 questions of 3 marks and one value based question of 4 marks, Section D contains 3 questions of 5 Marks.

Set C of Solved CBSE Sample Paper for Class 11 Biology is given below with PDF of its solutions.

Sample Question Paper


1. What is a monograph ? 1

2. Why urochordates are called tunicates ? (HOTS) 1

3. What is casparian strip ? 1

4. Why smooth muscles are called involuntary muscles ? 1

5. What is a GLUT — 4 proteins ? (HOTS) 1


6. What are the stilt roots ? Give two examples. 2

7. What are exocrine glands ? Give two examples. 2

8. Differentiate karyokinesis and cytokinesis. 2

9. Define glomerular filatration rate. What is its value in a healthy human ? 2
What is false fruit ? Give another term for false fruit ? Give an example. 2

10. How do you perceive the colour of an object ? 2


11. What are cofactors ? Name two types of cofactors. 3

12. What is glycolysis ? Name two monosaccharides which readily enter the glycolytic pathway. 3

13. What is SA node ? Where it is located and what is its function ? What is its other name ? 3

14. What is activation energy ? What effect does an enzyme have on activation energy ? 3

15. Differentiate gram-positive and gram-negative bacteria. 3

16. How does segmentation of an annelid worm differ from the repeating units of the body of a tapeworm ? 3

17. Enumerate the important universal rules of nomenclature. 3

18. Explain the terms symport, uniport and antiport. 3
CBSE Sample Paper for Class 11 Biology (Solved) - Set C

22. How does mustard inflorescence differ from the banana inflorescence in arrangement ? 3 (HOTS)

23. Regular physical exercise for 45 minutes is advisable for normal functioning of human body. Comment upon the advantages of this statement/practice in daily life. (VBQ) 4


24. Describe different types of plastids, their pigments and functions. 5
Describe the events that take place in an interphase. 5

25. Define nitrogen fixation. Represent schematically the nitrogen cycle. 5
Explain chemiosmosis hypothesis of ATP formation. (HOTS) 5

26. Describe in detail the digestion of proteins as they pass through the human digestive system. 5
Schematically represent TCA cycle. Give the technical term for each. 5

Sample Question Paper Solutions

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