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WAEC Biology – Ghana

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Question 161

What pigment in chloroplasts absorbs light energy to drive photosynthesis?
Photosynthesis and respirationPhotosynthesis and respirationeasy

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Question 162

Which nutrient is considered a macronutrient essential for energy and structural components in plants?
NutritionNutritionmedium

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Question 163

Which organ in humans is primarily responsible for excretion of urea?
Excretion and osmoregulationExcretion and osmoregulationeasy

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Question 164

Which hormone regulates blood glucose levels by lowering glucose concentration?
Coordination and responsivenessCoordination and responsivenessmedium

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Question 165

Which mechanism explains the survival of organisms best adapted to their environment over generations?
Adaptation and natural selectionAdaptation and natural selectionhard

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Question 166

What is the phase of mitosis during which chromosomes are aligned at the cell equator?
Division of cellsDivision of cellsmedium

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Question 167

Which cell type is specialized for the transport of water in plants?
Cell specializationCell specializationmedium

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Question 168

Which of the following represents the correct hierarchical order of biological organization from simplest to most complex?
Levels of organizationLevels of organizationeasy

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Question 169

Which pigment is primarily responsible for absorbing light during photosynthesis?
Photosynthesis and respirationPhotosynthesis and respirationmedium

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Question 170

Which nitrogenous waste is excreted by mammals primarily through urine?
Excretion and osmoregulationExcretion and osmoregulationmedium

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