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

31.

Define the following :

Osmosis

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32.

Define the following :

Plasmolysis

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33.

Define the following :

Turgor Pressure.


Turgor pressure is the pressure of water against the inside wall of a plant cell.  It is the hydrostatic pressure developed inside the cell on the cell wall due to endosmosis
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34. Describe the flow of blood through the heart during different phases of the cardiac cycle.
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35.

Mention the site of secretion and function of the following :

Prolactin

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36.

Mention the site of secretion and function of the following : 

Parathormone

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37.

Mention the site of secretion and function of the following : 

Glucagon

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38.

Mention the site of secretion and function of the following :

Testosterone.

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39. Give two differences between conditioned reflex and simple reflex.
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40.

Give one function and one deficiency symptom of the following :

Zinc

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