741. Robert Koch worked on Tuberculosis.
742. Very small time intervals are accurately measured by Atomic Clocks.
743. The reason for a swimming pool to appear less deep than the actual depth is refraction.
744. The carbon dioxide content in the air that we exhale is about 4%.
745. The ability of the eye to see in the dark is due to the production of a purple pigment known as rhodopsin.
746. Silverfish is the name of an insect.
747. The “father of psychoanalysis” is Sigmund Freud.
748. The protein content in wheat is approximately 13%.
749. The chemical name of “Acid” (Tezaab) is sulfuric acid.
750. Sunlight is made of seven colors.
751. Amoxicillin is an antibiotic.
752. An octopus has three hearts.
753. The SI unit of volume is the cubic meter.
754. According to the quantum theory of light, photons are energy packets.
755. A clouding that develops in the lens of the eye or in its envelope obstructing the passage of light is known as cataract.
756. The most dense and heaviest planet is Earth.
757. The nervous system includes the brain, spinal cord, and neurons.
758. There is a hole in the Ozone Layer at the South Pole.
759. Bubo bubo is the scientific name of the owl.
760. Carbon monoxide gas is released when coal is burned in the lack of oxygen.