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 function of the pituitary gland?
Which of the following elements is essential for the formation of hemoglobin?
Which instrument is used to measure humidity?
Which everyday process involves the removal of dissolved impurities from water by passing it through a bed of sand and gravel?
Which of the following is the main constituent of biogas?
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 part of the plant conducts photosynthesis?
Which type of chemical bond involves the sharing of electrons between atoms?
Which vitamin acts as an antioxidant protecting cells from damage and is found in nuts and seeds?
The gas that causes the pungent smell in rotten eggs is:
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 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 structure in the throat is commonly known as the voice box and is responsible for sound production?
What is the chemical formula for table salt?
Which biological process allows water to move across a cell membrane from a region of low solute concentration to high concentration?