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Old Friday, March 13, 2009
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14. (a) Name the organs responsible for the following functions present in either elements, plants or human.
(b) Fill in the blanks
(i) Active transport in animals and plants required metabolic energy and ______________ to carry the substances across cell membranes electrical gradient.
(ii) Diseases that spread through air are called _________ disease.
(iii) Large trees give off ___________ for the support of their heavy spreading branches.
(iv) When iron is less in body the quantity of __________ in cell decreases.
(v) Arteries become hard due to deposition of _____________________ in them.

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