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General Science

Physics, chemistry and biology fundamentals.

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Q1 · General Science · EASY
A ball is dropped from a height of 20 m. If the acceleration due to gravity is 10 m/s², how long will it take to reach the ground? (Ignore air resistance)
Q2 · General Science · MEDIUM
Which of the following is NOT a function of the liver in the human body?
Q3 · General Science · MEDIUM
In a chemical reaction, 12 g of carbon reacts completely with 32 g of oxygen to form carbon dioxide. What is the mass of carbon dioxide formed? (Assume the law of conservation of mass applies)
Q4 · General Science · HARD
A concave mirror has a focal length of 15 cm. An object is placed 10 cm in front of the mirror. What is the nature and approximate position of the image formed?
Q5 · General Science · EASY
Which vitamin is primarily obtained from sunlight?