All MCQs for Competitive Exams
MCQSAll MCQs for Competitive Exams
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495 MCQs
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Topic Notes: Competitive Exams
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Practice MCQs for CSS, PMS, FPSC, PPSC, NTS and Pakistan competitive exam preparation. Use topic-wise questions, answers, and explanations to revise quickly and improve exam accuracy.
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21
What is the fundamental difference between the enzymatic activity of peroxidase and oxidase?
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22
What is the term for inactive enzyme precursors that are secreted by cells and later activated?
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23
Which category of enzymes is responsible for catalyzing the addition of water across a specific chemical bond in a substrate?
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24
Which enzyme is considered the most abundant protein in the biosphere?
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25
Match the enzyme classes in List-I with their corresponding reaction types in List-II.
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26
What is the specific region on an enzyme where the substrate binds to facilitate a chemical reaction?
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27
What term describes the property of an enzyme that allows it to act exclusively on a specific organic group?
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28
What term describes enzymes that exist in multiple structural forms while catalyzing the same chemical reaction?
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29
Which enzyme is responsible for the coagulation of milk into curd?
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30
What are enzyme variants within the same species of an organism called?
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