This category comprises multiple choice questions (MCQs) across various scientific disciplines – this includes Physics, Chemistry and Biology – providing a comprehensive approach to science education . The questions are designed to test understanding of fundamental scientific principles, concepts and applications . This section serves as a valuable resource for students, educators and anyone seeking to improve their scientific knowledge and problem-solving skills . The MCQs cover a wide variety of topics within each scientific discipline ,
What is the function of enzymes in biological systems? |.
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A. To store energyB. To provide structural supportC. To speed up chemical reactionsD. To transport molecules
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What is the role of chlorophyll in photosynthesis? | chlorophyll.
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A. To produce oxygenB. To absorb light energyC. To convert glucose to energyD. To transport water
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Which organelle is responsible for cellular respiration? | cell mitochondria.
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A. ChloroplastB. RibosomeC. Golgi apparatusD. Mitochondria
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What are the building blocks of nucleic acids? | nucleic.
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A. Amino acidsB. Fatty acidsC. NucleotidesD. Monosaccharides
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Which process converts solar energy into chemical energy? | photosynthesis.
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A. RespirationB. PhotosynthesisC. TranspirationD. Chemosynthesis
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What is the chemical formula for table salt? | chloride.
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A. Na₂ClB. NaCl₂C. NaClD. Na₂Cl₂
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What are the components of a nucleotide? | nucleotide consists.
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A. Amino acid, sugar, phosphateB. Sugar, phosphate, nitrogenous baseC. Fatty acid, glycerol, phosphateD. Glycerol, fatty acid, nitrogenous base
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What is the term for the diffusion of water across.
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A. DiffusionB. Active transportC. OsmosisD. Facilitated diffusion
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What is the function of the enzyme DNA polymerase? |.
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A. DNA transcriptionB. DNA translationC. DNA repairD. DNA synthesis
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What process converts carbohydrates into energy within cells? | respiration.
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A. PhotosynthesisB. FermentationC. Cellular respirationD. Protein synthesis
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