Which common food borne bacterial disease causes prolonged fever and is transmitted through contaminated food and water?

Which natural phenomenon produces colorful displays of light in polar regions due to solar particles interacting with the atmosphere?

Which medical imaging technique uses high frequency sound waves to visualise internal organs?

Which gas is produced during electrolysis of water at the negative electrode called the cathode?

Which everyday material is commonly used as a natural disinfectant due to its antimicrobial properties?

Which everyday safety practice helps protect skin from harmful ultraviolet radiation during sun exposure?

Which law explains the equal and opposite reaction observed when a rocket launches?

Which scientific principle explains why objects float or sink in a fluid?

Which kidney process selectively returns useful substances like glucose back to the bloodstream?

Which gas is most abundant in the Earth's atmosphere?

Which type of teeth are primarily used for grinding and chewing food at the back of the mouth?