ASSESSMENT II
CLASS XI BIOLOGY
MAX. MARKS: 30 TIME: 1 HR
NAME____________ CLASS_____SECTION__________ ROLL NO.
This paper comprises of two Parts- I and II. Answer all Questions
Ensure that you focus on key words/phrases so as to complete in the
stipulated time
PART I (14 Marks)
Q.1 a) State the best known contributions of the following: [2X1]
i) Peter Mitchell ii) Garner and Allard
b) Give reasons for the following: [2x1]
i) Starch and glycogen are suitable reserve food.
ii) Rate of photosynthesis is higher in C4 plants than C3 plants.
c) Tabulate the differences between Mitosis and Meiosis. [5]
d) Give a diagrammatic representation of non-cyclic photophosphorylation. [5]
PART II (16 Marks)
SECTION A (2x3=6 Marks)
Q.2 Give an account of Krebs Cycle. List the significance of the process.
OR
Enumerate the criteria for essentiality of mineral nutrients with
illustrations. Define Hydroponics.
Q.3 Write a note on levels of protein structure.
SECTION B [2x5=10 marks]
Q.4 Describe the various theories of Membrane Models.
OR
CLASS XI BIOLOGY
MAX. MARKS: 30 TIME: 1 HR
NAME____________ CLASS_____SECTION__________ ROLL NO.
This paper comprises of two Parts- I and II. Answer all Questions
Ensure that you focus on key words/phrases so as to complete in the
stipulated time
PART I (14 Marks)
Q.1 a) State the best known contributions of the following: [2X1]
i) Peter Mitchell ii) Garner and Allard
b) Give reasons for the following: [2x1]
i) Starch and glycogen are suitable reserve food.
ii) Rate of photosynthesis is higher in C4 plants than C3 plants.
c) Tabulate the differences between Mitosis and Meiosis. [5]
d) Give a diagrammatic representation of non-cyclic photophosphorylation. [5]
PART II (16 Marks)
SECTION A (2x3=6 Marks)
Q.2 Give an account of Krebs Cycle. List the significance of the process.
OR
Enumerate the criteria for essentiality of mineral nutrients with
illustrations. Define Hydroponics.
Q.3 Write a note on levels of protein structure.
SECTION B [2x5=10 marks]
Q.4 Describe the various theories of Membrane Models.
OR
