Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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What is the main gas responsible for the ozone layer?
Which membrane surrounds the lungs and reduces friction during breathing movements?
Which of the following gases is used for welding purposes due to its high flame temperature?
Which gas is produced during the electrolysis of water at the positive electrode called the anode?
The number of bones in an adult human body is:
Which common kitchen appliance uses the principle of electromagnetic induction specifically to heat food through magnetic coupling?
Which of the following is the main gas responsible for causing the 'bends' in deep-sea divers?
Which gas is responsible for the depletion of the ozone layer?
What is the term for a substance that speeds up a chemical reaction?
The process of splitting a heavy atomic nucleus into smaller nuclei is called:
Which acid is found in the human stomach?
Which term describes the minimum energy required to start a chemical reaction?
Which disease is caused by a deficiency of iodine?
The disease commonly known as 'brittle bone disease' is caused by a defect in which protein?
Which everyday process explains how noise-cancelling headphones work?
A rainbow is formed due to which optical phenomenon?
Which phenomenon explains why distant mountains sometimes appear bluish in colour?
Which B vitamin deficiency commonly causes the disease beriberi affecting the nervous and cardiovascular systems?
Which natural phenomenon produces colorful displays of light in polar regions due to solar particles interacting with the atmosphere?
The disease caused by a deficiency of iodine in the diet is: