Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which gas is produced during electrolysis of water at the negative electrode called the cathode?
Which type of energy transformation occurs when a battery powers an electric device?
Which gas do plants primarily absorb during photosynthesis?
Which everyday observation shows that white light is composed of multiple colours?
Which everyday material is commonly used as a natural disinfectant due to its antimicrobial properties?
Which instrument is used to measure wind speed?
Which gas makes up approximately 0.04 percent of Earth's atmosphere and is essential for plant photosynthesis?
Which blood vessels carry deoxygenated blood back to the heart from body tissues?
Which everyday material acts as a natural antibacterial due to its low water activity and acidic pH?
Which scientist is known as the father of modern genetics for his work on pea plant inheritance?
Which common household acid is found in vinegar and gives it its sour taste and smell?
Which atmospheric phenomenon causes the sky to appear reddish orange during sunrise and sunset?
Which part of the human brain is primarily responsible for controlling balance and coordination?
The process by which plants lose water in the form of vapor is called:
Which gas is most responsible for causing acid rain when it reacts with atmospheric moisture?
Which layer at the back of the eye contains photoreceptor cells called rods and cones that detect light?
Which of the following is used in thermometers to measure temperature?
Which everyday phenomenon demonstrates the principle of capillary action in plants?
Which of the following is the main reason for the formation of dew on grass in the morning?
Which household disinfectant chemical is commonly used to purify drinking water in small quantities?