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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: Carry oxygen
Red blood cells are responsible for transporting oxygen from the lungs to the tissues and returning carbon dioxide to the lungs.
Answer: Energy production
Mitochondria are known as the powerhouse of the cell, producing energy in the form of ATP through cellular respiration.
Answer: Skeletal muscle
Skeletal muscles are responsible for voluntary movements and are attached to bones to facilitate motion.
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Answer: Pump oxygenated blood
The hearts primary function is to pump oxygenated blood to various parts of the body and return deoxygenated blood to the lungs.
Answer: Igneous
Igneous rocks are formed when molten magma or lava cools and solidifies, either beneath the Earths surface or during volcanic eruptions.
Answer: Photosynthesis
Photosynthesis is the process in which plants use sunlight, water and carbon dioxide to produce glucose and oxygen.
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Answer: Igneous
Igneous rocks are formed from the cooling and solidification of magma or lava, commonly seen in volcanic eruptions.
Answer: Nitrogen
Nitrogen is the most abundant gas in Earths atmosphere, constituting about 78%.
Answer: Condensation
Condensation is the process where a gas loses energy and changes into a liquid state, such as water vapor turning into liquid water.
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Answer: Kilogram
The kilogram is the standard unit of mass in the International System of Units (SI).
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