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Advance Biology exam and revision notes, papers (A-Level/ IB Biology Pack)

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Providing an in-depth and complete preparation for undergraduate and higher secondary students in semester and competitive examinations. Objective-type and subjective, application based case studies cover photsynthesis, C3 and C4 cycles, mitosis and meiosis, hydroponics, protein structure; processes of mineral nutrition, membrane models, ascent of sap also included. Comprehensive revision prior to examinations for top grades and quick review.

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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
Connected book
image
Dr. Dileep Gangwar BIOLOGY Simplified NCERT Class XI
Edition: 2018 ISBN: 9789313160977 Edition: Unknown

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Subjects

  • photosynthesis
  • c3 and c4 cycles
  • mitosis and meiosis
  • krebs cycle
  • hydroponics
  • protein structure
  • mineral nutrients
  • membrane models
  • ascent of sap

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