Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which microorganism is primarily responsible for fermenting milk into yogurt?
Which gas is commonly used in balloons to make them float?
Which gas makes up approximately 21 percent of Earth's atmosphere and is essential for respiration?
The process by which plants absorb water through their roots is primarily due to:
Which chemical element has the highest melting point of all pure metals, used in light bulb filaments?
The scientific study of fungi is known as:
Which chamber of the heart receives deoxygenated blood from the body before sending it to the lungs?
Which property of water causes it to expand when it freezes making ice less dense than liquid water?
The process by which the kidneys remove excess water from the body is called:
What is the term for the loss of biodiversity in an ecosystem?
Which scientist is credited with developing the first successful smallpox vaccine?
Which property of a magnet means it will always realign itself to point in a north-south direction if freely suspended?
The device that converts sound into electrical signals is called:
Which astronomical event marks the day with nearly equal hours of day and night worldwide?
Which gland in the human body is often referred to as the master gland because it controls other endocrine glands?
Which of the following is a common antibiotic derived from a fungus?
Which planet is the largest in our solar system?
The hardest natural substance found on Earth is:
What is the name of Earth's only natural satellite?
Which part of the human ear converts sound vibrations into electrical signals for the brain?