Natural Sciences Mathematics Computer S QS Round 1.pptx

this is for quiz show

1. Round ONE LIREO

2. Respiratory organ is responsible for the taking in of oxygen and expelling of carbon dioxide. SCIENCE

3. QUESTION 1. What is the main respiratory organ? A. LUNGS B. HEART C. KIDNEY D. SKIN

4. ANSWER A. LUNGS

5. SET is one of the most fundamental concepts in Mathematics. The set theory which was developed in the 19 th century is now a common part of Mathematics and can be used as a foundation from which nearly all Mathematical concepts can be derived. MATHEMATICS

6. QUESTION 2. What do you call a set that contains no element. A.EMPTY SET B. UNIVERSAL SET C. SUPERSET D. SUBSET

7. ANSWER A.EMPTY SET

8. A force is a push or pull upon an object resulting from the object’s interaction with another object. Whenever there is an interaction between two object, there is a force upon each of the objects. SCIENCE

9. QUESTION 3. What do you call to the force acting against or opposite an object in contact which makes the movement of the object slow down. A. NORMAL FORCE B. APPLIED C. FRICTION D. GRAVITY

10. ANSWER C. FRICTION

11. SET it is a collection or group of objects and it is well-defined. well–defined means that it is possible to determine whether an object belongs to a given set or not. MATHEMATICS

12. QUESTION 4. Which of the following is a well-defined set? A. The set of big people B. The set of happy people C. The set of intelligent teachers D. The set of prime numbers

13. ANSWER D. The set of prime numbers

14. An atom is the smallest unit of ordinary matter that forms a chemical element. SCIENCE

15. QUESTION 5. What do you call to the positively charged ion? A. ELECTRON B. PROTON C. NEUTRON D. ISOTOPES

16. ANSWER B. PROTON

17. MATHEMATICS

18. QUESTION 6. In the quadratic equation - 9x – 5 = 0, which is the constants term. A. 9x B. C. – 5 D.

19. ANSWER C. – 5

20. Cell is the smallest unit that can live on its own and makes up all living organism and tissues of the body. SCIENCE

21. QUESTION 7. What is the control center of the cell? A. CHRO PLAST B. MITOCHONDRIA C. RIBOSOME D. NUCLEUS

22. ANSWER D. NUCLEUS

23. MATHEMATICS

24. QUESTION 8. What is the cardinality of P = the set of English names for the months of the year. A. 4 B. 8 C. 12 D. 24

25. ANSWER C. 12

26. Our solar system consists of the star, the sun and everything bound to it by gravity just like our planets. SCIENCE

27. QUESTION 9. What is known as the red planet? A. VENUS B. MARS C. EARTH D. MERCURY

28. ANSWER B. MARS

29. An atom is the basic building block of chemistry. It is the smallest unit into which matter can be divided without the release of electrically charged particles. A typical atom consists of three subatomic particles: protons, neutrons, and electrons. All the positive charge of an atom is contained in the nucleus, and originates from the protons. Neutrons are neutrally-charged. Electrons, which are negatively-charged, are located outside of the nucleus. SCIENCE

30. QUESTION 10. What do you call to the electrons that are located in the outermost electron shell of an atom? A. VALENCE ELECTRONS B. VALENCE NEUTRON C. FORCE D. ISOTOPES

31. ANSWER A. VALENCE ELECTRONS

32. Nutrients are the substances which provide energy and biomolecules necessary for carrying out the various body functions. All living organisms need nutrients for proper functioning and growth. But they show divergence in how they fulfill this demand. Some animals feed on simple inorganic compounds to meet their nutrient requirement, while others utilise complex compounds. The mode of nutrition varies from one species to another. SCIENCE

33. QUESTION 11. What term refers to the living organisms that live and feed on dead and decaying organisms? A. HERBIVORES B. SAPROPHYTES C. CARNIVORES D. FOOD WEB

34. ANSWER B. SAPROPHYTES

35. MATHEMATICS

36. QUESTION 12. The common difference of the arithmetic sequence 3, 1, -1, -3, -5, … is A. 4 B. 3 C. – 2 D. 2

37. ANSWER C. – 2

38. Climate change refers to long-term shits in temperatures and weather patterns. These shitts may be natural , such as through variations in the solar cycle. SCIENCE

39. QUESTION 13. What is do you call to the short term atmospheric conditions? A. EARTHQUAKE B. TSUNAMI C. CLIMATE D. WEATHER

40. ANSWER D. WEATHER

41. Skeletal system as a support structure of your body. It gives the body its shape, allows movement, makes blood cells, provides protection for organs and stores minerals. SCIENCE

42. QUESTION 14. How many bones does a human adualt have? A. 206 bones B. 207 bones C. 208 bones D. 209 bones

43. ANSWER A. 206 bones

44. The water cycle is a biogeochemical cycle that describes the continuous movement of water on, above and below the surfaces of the earth. SCIENCE

45. QUESTION 15. It is the phase of water cycle in which the vapor is turning back into liquid water? A.CONDENSATION B. EVAPORATION C. PRECIPITATION D. VAPORIZATION

46. ANSWER A.CONDENSATION