Printable Science quiz

The 40 questions

1. Which is the most bitter substance known to taste researchers?
2. What is the symbol for Thallium?
3. In chemistry and physics, what do we call free radicals?
4. Sound travels one mile in five seconds in the air, and one mile in how many seconds under water?
5. The Golgi apparatus found in most eukaryotic cells participates in the sorting and modification of what type of organic compounds?
6. Which output device produces audible sound?
7. What type of energy does the Sun primarily radiate?
8. What name is given to all baby marsupials?
9. Human toes and fingers go by what common name?
10. The humerus, paired radius, and ulna come together to form what joint?
11. What is the chemical symbol for calcium?
12. All mammalian amino acids have which Greek letter designating their relation to the carbon atom to which different groups are attached?
13. If an object scatters light in all wavelengths, what color does it appear to be?
14. In what part of the body is the cosmetic procedure known as corneal tattooing done?
15. What is the name of the process that sends one qubit of information using two bits of classical information?
16. What does the scientific name of the King cobra, Ophiophagus, mean?
17. What body part is involved in the medical procedure called orchiopexy?
18. What is the most abundant element in the universe?
19. Located along the Martian equator, Valles Marineris is a canyon much bigger than the Grand Canyon on Earth. How long is it?
20. 2007 marked what approximate number of people living on our planet?
21. A pearl can be produced naturally by almost any shelled mollusk. What triggers the process of pearl formation?
22. What type of conic section would this mathematical equation produce: (x^2)/4+(y^2)/9=81?
23. What do mathematicians call any rectangular table of numbers?
24. What causes Lyme disease?
25. What vein is usually the first choice when selecting a site for venipuncture?
26. Which planet was reclassified as a dwarf planet in 2006?
27. Which plant, that grows in the equatorial rainforests of Sumatra, Indonesia, has the largest unbranched inflorescence in the world?
28. The North Star, Polaris, is located within which constellation?
29. Who was the monk and scientist, who laid the foundation for the study of genetics?
30. What is the largest interval of time on most geologic time scales?
31. On January 19, 2006 NASA launched the unmanned mission New Horizons to explore Pluto, on a one-way trip of how many years?
32. What is the name for the bond in water that causes high surface tension?
33. In some animals life cycle there are several stages of development involving abrupt bodily changes. What is this biological process called?
34. What color is Arterial Blood?
35. Nutritionally, eggs are considered a good source of what?
36. How many types of skin are there depending on skins reaction to UV-radiation?
37. Our sleep cycles through several stages. In which stage does most dreaming occur?
38. What is the name for the principle that the entropy of a perfect crystal at absolute zero temperature is exactly zero?
39. What is the name for the measure of how much space an object occupies?
40. What famous 19th century nurse gained the moniker Lady with the lamp during the Crimean War?