Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which scale is used to estimate wind speed based on observed sea or land conditions without instruments?
Which protective membranes cover and protect the brain and spinal cord?
Which of the following diseases is caused by a virus?
Which famous experiment proved that the Earth orbits the Sun rather than the Sun orbiting the Earth?
Which type of rock is formed from cooled magma or lava?
What type of lens is used to correct nearsightedness (myopia)?
Which of the following vitamins is synthesized by bacteria in the human intestine?
Which part of the nervous system is called the automatic system and controls involuntary body functions like digestion?
Which part of the digestive system absorbs most of the nutrients from food?
Which vitamin is important for wound healing?
Which photoreceptor cells in the eye are responsible for colour vision and function best in bright light?
Which white blood cell type is the most abundant and primarily fights bacterial infections?
The permanent hardness of water can be removed by adding:
Which radiation type is emitted during beta decay converting a neutron into a proton?
Which type of joint is found in the skull where bones are fixed together and allow no movement?
Which of the following gases makes up the largest percentage of exhaled human breath?