The document contains 20 multiple choice questions about science topics like chemistry, biology, and physics. It also includes an additional tiebreaker round with 2 extra questions. The questions test knowledge on key concepts relating to acids and bases, cells, reproduction in organisms, ecology and food chains, and fundamental forces. The correct answers to each question are provided.

1. JUNIOR HIGH SCHOOL DEPARTMENT
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

2. JUNIOR HIGH SCHOOL DEPARTMENT
ELIMINATION
ROUND
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

3. 1) Bases react with________?
ELIMINATION ROUND
A. neither acids, salts, or water
B. water to produce acids and
salts
C. salts to produce acids and
water
D. acids to produce salt and
water
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

4. ANSWE
R
D. acids to produce salt and
water
ELIMINATION ROUND
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

5. 2) A pH scale reading of______indicates a weak
base.
ELIMINATION ROUND
A. 2 B. 6
C. 8 D. 13
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

6. ANSWE
R
ELIMINATION ROUND
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.
C. 8

7. 3) Which of the following is a characteristic of
bases?
ELIMINATION ROUND
A. dry B. moist
C. rough D. slippery
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

8. ANSWE
R
ELIMINATION ROUND
D. slippery
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

9. 4) Which of the following is NOT considered a
mixture?
ELIMINATION ROUND
A. emulsion B. potassium chloride
C. shaving cream D. tea
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

10. ANSWE
R
ELIMINATION ROUND
B. potassium chloride
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

11. 5) A pH scale reading of less than 7 at 25 ˚C
indicates a (an)_______ medium?
ELIMINATION ROUND
A. acidic B. basic
C. neutral D. unknown
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

12. ANSWE
R
ELIMINATION ROUND
A. acidic
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

13. 6) Which is always true about the dissolving
medium in a solution?
ELIMINATION ROUND
A. It is a gas. B. It is a liquid.
C. It is solute. D. It is solvent.
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

14. ANSWE
R
ELIMINATION ROUND
D. It is solvent.
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

15. 7) Which of the following is NOT a solution?
ELIMINATION ROUND
A. 18-karat gold B. brass
C. bronze D. tin
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

16. ANSWE
R
ELIMINATION ROUND
A. 18-karat gold
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

17. 8) Metals, nonmetals, and metalloids are the
characteristics and properties of_____?
ELIMINATION ROUND
A. alloys B. compounds
C. elements D. mixtures
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

18. ANSWE
R
ELIMINATION ROUND
C. elements
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

19. 9) A solution containing the maximum amount of
dissolved solute is_____?
ELIMINATION ROUND
A. concentrated B. saturated
C. supersaturated D. unsaturated
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

20. ANSWE
R
ELIMINATION ROUND
B. saturated
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

21. 10) Which of the following can be separated by
means of filtration?
ELIMINATION ROUND
A. alloy B. compound
C. element D. mixture
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

22. ANSWE
R
ELIMINATION ROUND
D. mixture
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

23. 11) Which of the following organelles contains
enzymes that modify proteins and lipids?
ELIMINATION ROUND
A. Golgi apparatus B. Lysosomes
C. Mitochondria D. Peroxisomes
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

24. ANSWE
R
ELIMINATION ROUND
A. Golgi apparatus
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

25. 12) Which of the following is found in a
prokaryotic cell?
ELIMINATION ROUND
A. cytoskeleton B. DNA
C. mitochondrion D. nucleus
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

26. ANSWE
R
ELIMINATION ROUND
B. DNA
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

27. 13) You are told that the cells on a microscope slide are
either plant, animal, or bacteria. You look at them through a
microscope and observe cell walls and membrane-bound
organelles. You conclude that the cells are______?
ELIMINATION ROUND
A. bacteria B. animal cells
C. plant cells
D. either a plant or a
bacteria cell
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

28. ANSWE
R
ELIMINATION ROUND
C. plant cells
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

29. 14) Which of the following organisms
reproduce through sporulation?
ELIMINATION ROUND
A. bacteria B. paramecium
C. plasmodium D. yeast
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

30. ANSWE
R
ELIMINATION ROUND
C. plasmodium
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

31. 15) Which of the following animals reproduce
asexually through fragmentation?
ELIMINATION ROUND
A. Hydra B. Crab
C. Flatworm D. Paramecium
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

32. ANSWE
R
ELIMINATION ROUND
C. Flatworm
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

33. 16) What is the type of reproduction where a
fusion of gametes is NOT needed?
ELIMINATION ROUND
A. asexual B. sexual
C. one-parent D. both A and B
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

34. ANSWE
R
ELIMINATION ROUND
A. asexual
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

35. 17) A process where the parent cell divides
resulting into two identical cells?
ELIMINATION ROUND
A. binary fission B. budding
C. fragmentation D. multiple fission
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

36. ANSWE
R
ELIMINATION ROUND
A. binary fission
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

37. 18) In general, herbivores are____?
ELIMINATION ROUND
A. decomposers B. photosynthetic organisms
C. primary consumers D. secondary consumers
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

38. ANSWE
R
ELIMINATION ROUND
C. primary consumers
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

39. 19) A snake feeding on a rat is an example
of____?
ELIMINATION ROUND
A. Competition B. Mutualism
C. Parasitism D. Predation
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

40. ANSWE
R
ELIMINATION ROUND
D. Predation
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

41. 20) Which of the following theories is considered
to be one of the most important principles in the
study of life?
ELIMINATION ROUND
A. Biogenesis Theory B. Cell Theory
C. Gene Theory D. Theory of Evolution
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

42. ANSWE
R
ELIMINATION ROUND
B. Cell Theory
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

43. JUNIOR HIGH SCHOOL DEPARTMENT
TIE BREAKER
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

44. 1) Which does not belong to the group?
ELIMINATION ROUND
A. Electromagnetic Force B. Gravitational Force
C. Frictional Force D. Nuclear Force
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

45. ANSWE
R
ELIMINATION ROUND
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.
C. Frictional Force

46. 2) The distance traveled in a particular direction
is called_________.
ELIMINATION ROUND
A. Displacement B. Length
C. Mass D. Volume
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.

47. ANSWE
R
ELIMINATION ROUND
“Siyensya, Teknolohiya at Inobasyon: Kabalikat sa Matatag, Maginhawa at Panatag na kinabukasan”.
A. Displacement