The highest percentage of energy in an ecosystem occurs at the level of the

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The epiphytic habitat can best be described as

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The factor that least affects food shortages in sub-saharan Africa is

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Carbon (IV) oxide content of the atmosphere is least affected by

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What is the percentage of occurrence of Imperata spp?

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Salts and water are absorbed in the roots and transported to leaves by

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When specimen X is mixed with few drops of iodine solution, the appearance of a blue-black colour confirms that X is

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The veins of the leaf are formed by the

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The transportation of oxygen and carbon (IV) oxide in mammals is carried out by

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When yeast respire anaerobically, it converts simple sugar to carbon (IV) oxide and

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The enzyme invertase will hydrolyze sucrose to give

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A seedling grown in the dark is likely to be

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