Subject

Biology

Class

ICSE Class 12

Pre Boards

Practice to excel and get familiar with the paper pattern and the type of questions. Check you answers with answer keys provided.

Sample Papers

Download the PDF Sample Papers Free for off line practice and view the Solutions online.
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 Multiple Choice QuestionsShort Answer Type

51. Give the disadvantages of pesticides.
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52. What is Prosthesis ? 
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53.

Differentiate between Apes and Man with respect to the following characteristics : 

(i) Posture    (ii) Cranium

(iii) Brow ridges    (iv) Locomotion

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54. Give an account of Darwin’s finches. 
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55.

Explain 

(i) Coacervates

(ii) Geological Time Scale.


(i) Coacervates is the colloid-rich viscous liquid phase which may separate from a colloidal solution on addition of a third component.

(ii) The geological time scale (GTS) is a system of chronological dating that relates geological strata (stratigraphy) to time, and is used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships of events that have occurred during Earth's history.

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56. What are the main objectives of plant breeding ?
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57. What is Biotic Potential ? 
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 Multiple Choice QuestionsLong Answer Type

58. Give a schematic representation of the Hatch-Slack (C4) cycle. 
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59. Describe the saltatory conduction of nerve impulses. 
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60. Define growth. Give an account of the growth curve in plants. 
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