Answer:
to know whether there is starch in the leaf
False,<span>The exchange of oxygen and carbon dioxide between the air and the bloodstream occurs in the</span>alveoli of the lungs.
<span>Sedimentation - uses solutions of lower specific gravity than the organisms, which concentrated in the sediment. This technique is recommended for general diagnostic laboratories because it is easy to perform and less prone to technical errors.
Flotation - this technique uses solutions of higher specific gravity than the parasitic organisms so the organisms float and the debris sinks producing a cleaner material while the disadvantage is that walls of cysts and eggs collapse that may blocking its identification.<span>
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