Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
Questions are tracked as practiced when you open Show Answer & Explanation. Tracking stays only in this browser tab and no subject-test result is saved.
Which scientist discovered the law of gravitation?
Which gas is most abundant in the Earth's atmosphere?
Which essential mineral is critical for oxygen transport in the blood as a key component of hemoglobin?
The process by which water vapor changes into liquid water is called:
Which common kitchen substance is used as a natural antacid due to its alkaline properties?
Which process in bread making causes dough to rise releasing CO2?
Which of the following is the lightest gas?
Which natural phenomenon results from the dispersion of sunlight through water droplets in the atmosphere?
Which of the following is used as a disinfectant for drinking water?
Which scientist proposed the theory of relativity?
Which respiratory condition involves inflammation and narrowing of the airways causing difficulty in breathing?
Which animal group lacks a backbone and includes insects worms and molluscs?
Which type of energy is stored in food?
Which macronutrient is the body's primary and most efficient source of quick energy?
Which gas do plants primarily absorb during photosynthesis?
Which of the following diseases is transmitted by the Anopheles mosquito?
What is the study of heredity called?
Which blood vessels carry deoxygenated blood back to the heart from body tissues?
The unit of electrical resistance is:
Which bird is known for its ability to mimic human speech?