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Looking for MCQs? You're in the right place! Whether you're preparing for competitive exams, school boards or just aiming to improve your knowledge, we offer MCQs for all levels and subjects.
Answer: HCl
Hydrochloric acid (HCl) is a strong acid commonly used in laboratories and industry.
Answer: Nucleus
The nucleus contains the cells genetic material (DNA) and controls cell activities like growth and reproduction.
Answer: Oxygen
Oxygen is a chemical element (O), while water, salt and sugar are compounds made up of multiple elements.
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Answer: Ampere
The SI unit for electric current is the Ampere (A), which measures the flow of electric charge through a conductor.
Answer: Carbon dioxide
Carbon dioxide (CO2) is a greenhouse gas that traps heat in the Earths atmosphere, contributing to global warming.
Answer: Crust
The Earths crust is the outermost layer, consisting of solid rock and minerals.
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Answer: Physics
Physics is the branch of science that studies the behavior of matter, energy and their interactions.
Answer: Coulomb
The unit of electric charge is the Coulomb (C), representing the quantity of electricity transported by one ampere in one second.
Answer: Friction
Friction is a force that resists motion between two surfaces in contact.
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Answer: Copper
Copper is a good conductor of electricity and is commonly used in electrical wiring.
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