Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which of the following is the main constituent of biogas?
Which planet in the solar system is known as the Red Planet due to its iron oxide rich surface?
Which vitamin deficiency commonly causes the disease scurvy?
Which organ produces the hormone adrenaline that prepares the body for fight or flight response?
Which tube connects the middle ear to the throat helping equalize air pressure?
Which common safety device in electrical circuits breaks the circuit when current exceeds a safe limit to prevent fires?
Which part of the plant conducts photosynthesis?
Which renewable energy source uses moving air currents to generate electricity through turbines?
Which vitamin acts as an antioxidant protecting cells from damage and is found in nuts and seeds?
Which gas is most abundant in the Earth's atmosphere?
The gas that causes the pungent smell in rotten eggs is:
Which essential mineral is critical for oxygen transport in the blood as a key component of hemoglobin?
Which everyday observation shows that pressure in a gas increases as temperature increases at constant volume?
Which natural phenomenon explains why a compass needle always points toward magnetic north?
What is the boiling point of water at sea level in Celsius?
Which common kitchen substance is used as a natural antacid due to its alkaline properties?
Which of the following is the primary cause of the greenhouse effect intensifying over recent decades?
Which process allows a submarine to sink or rise by adjusting water in ballast tanks?
Which of the following is used as a moderator in nuclear reactors?
Which structure in the throat is commonly known as the voice box and is responsible for sound production?