1. Which one can be considered as the unit of distance? Light year
2. Which one is not a planet? Moon
3. In which direction does the Earth rotate on its axis? West to East
4. Which one can be considered in representing the geographic coordinate system? Latitude
5. Which part of a body will be affected mainly by Fluoride Pollution? Teeth
6. How can we symbolically write the Ozone gas? O3
7. Which of the following is not an electromagnetic wave? Sound waves
8. For what terminology is the abbreviation GPS being used, globally? Global Positioning System
9. Plotting of the vibrations caused by an earthquake on a paper is called______: Seismograph
10. What is the scientific name of atoms of the same element with different mass number? Isotopes
11. Combining of two non-metal atoms by sharing one more pairs of electron is called______: Covalent bond
12. Which method may not be considered as food preservation method? Sleeping
13. What does RNA stand for? Ribonucleic Acid
14. Deficiency of iron in the human diet causes______: Anemia
15. Which of the following is not a part of quantities used to discuss a computer memory? Bite
16. Which one of the following cannot be considered as renewable source of energy? Petroleum
17. Which of the following may be said to be the most harmful radiation emitted by sun? Ultraviolet
18. Covid-19 is caused by______: Virus
19. Which of the following may be considered as a factor having influence on intelligence? Hereditary
20. Which one is not a part of cell phone structure? Water