Which preservation technique uses controlled heating to kill harmful microorganisms in liquids like milk?

Which common disease is caused by a deficiency of insulin or the body's inability to use insulin effectively?

Which mineral deficiency is commonly associated with goiter due to impaired thyroid hormone production?

Which device converts electrical energy into light energy using a glowing filament?

Which simple machine uses a grooved wheel and rope to lift heavy objects with reduced effort?

Which everyday hygiene practice is most effective in preventing the spread of common cold and flu viruses?

Which microorganism is primarily responsible for fermenting milk into yogurt?

Which everyday material is a poor conductor of heat and is commonly used as cookware handles?

Which photoreceptor cells in the eye are responsible for colour vision and function best in bright light?

Which type of joint is found in the skull where bones are fixed together and allow no movement?

Which stomach enzyme is primarily responsible for breaking down proteins into smaller peptides?