ISC Class 12 Biology Solved Question Paper 2008

Short Answer Type

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Give one function and one deficiency symptom of the following :

Zinc

Zinc Function : It activates various enzymes especially carboxylases, carbonic anhydrase and various dehydrogenases. It is required for auxin synthesis.

Deficiency symptom — Chlorosis of leaves.

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    Define the following :

    Plasmolysis

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    Define the following :

    Turgor Pressure.

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    Give two differences between conditioned reflex and simple reflex.
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    Describe the flow of blood through the heart during different phases of the cardiac cycle.
    192 Views
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    Mention the site of secretion and function of the following :

    Testosterone.

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    Mention the site of secretion and function of the following : 

    Parathormone

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    Mention the site of secretion and function of the following :

    Prolactin

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    Mention the site of secretion and function of the following : 

    Glucagon

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    Define the following :

    Osmosis

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