Railway RRB / NTPC - MCQ Practice Questions
Practice <strong>Railway RRB NTPC, Group D, ALP, Junior Engineer, Technician</strong> MCQs covering Mathematics, General Intelligence & Reasoning, General Science, and General Awareness. Aligned with the latest RRB exam syllabus.
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What is the chemical formula for table salt?
Which vitamin is produced by the skin when exposed to sunlight?
Which element has the atomic number 6?
Which organ in the human body produces insulin?
Which of the following is a renewable energy source?
What is the boiling point of water at standard atmospheric pressure?
Which blood group is considered a universal recipient?
Which element is the most abundant in the Earth's atmosphere?
What is the principal source of energy for the Earth?
Which of the following is an example of a physical change?
What is the process by which an electric current is generated using a magnetic field?
Which gas is used in welding and cutting of metals?
In Newton's third law of motion, if object A exerts a force on object B, what does object B do?
Which of the following is a non-renewable energy source?
Which of the following is the hardest naturally occurring substance on Earth?
What is the speed of light in vacuum (approximately)?
Which hormone regulates blood sugar levels in the human body?
What is the chemical formula of common salt?
Which of the following is the largest organ in the human body by mass?
What happens to the density of water when it freezes into ice?