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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: Liver
The liver detoxifies harmful substances, filters the blood and helps regulate metabolism.
Answer: Oxygen
Oxygen is the most abundant element in the human body, primarily in water and essential for cellular respiration.
Answer: Good conductors of heat
Metals are good conductors of heat and electricity due to their ability to transfer energy through free-moving electrons.
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Answer: Electron
Electrons are subatomic particles that orbit the nucleus of an atom and their movement determines the atoms chemical properties.
Answer: Photosynthesis
Photosynthesis is the process by which plants convert sunlight, carbon dioxide and water into glucose and oxygen.
Answer: Wind energy
Wind energy is renewable, harnessing wind to generate electricity without depleting resources.
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Answer: Protect organs
The human skeleton provides structure, protects internal organs and allows for movement.
Answer: Iodine
Iodine is essential for the production of thyroid hormones, which regulate metabolism and growth.
Answer: Yellow dwarf
The most common type of star is the yellow dwarf, like our Sun. These stars are medium-sized and burn hydrogen into helium.
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Answer: Transpiration
Transpiration is the process by which plants release water vapor from their leaves into the atmosphere.
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