science quiz bee grade 5

1. GRADE V
Science Quiz

2. EASY ROUND

3. 1. If you are burning wood, the reaction
will _____________.
A. release energy
B. absorb energy
C. neither absorb nor release energy.
D. connections release and sometimes
absorb energy depending are the kind
of wood.

4. Answer: A

5. 2. Which of the following is an
infection of the nasal passage?
A. laryngitis
B. tonsilitis
C. sinusitis
D. pharyngitis

6. Answer: C

7. 3. What feature is shown by ALL
insects?
A. External Skeleton
B. Two pairs of legs
C. Jumping legs
D. Stinging mechanism

8. Answer: A

9. 4. Mercury, Venus, Earth and Mars are
the planets that are nearer to the Sun.
What are these planets called?
A. outer planets C. water planets
B. inner planets D. earthen planets

10. Answer: B

11. 5. A boy was shown the bones of an
animal’s head. He concluded that it was
an animal that eats grass. How did he
know this?
A.The animal had a big mouth.
B.The animal had a small mouth
C.The teeth he saw were flat.
D.The teeth he saw were pointed.

12. Answer: C

13. 6. The uterus is just a size of a fist. How
can it accommodate a full term baby
which weighs more than three kilos?
A. The uterus is elastic.
B. The uterus is rigid.
C. The uterus is rounded
D. The uterus is elongated

14. Answer: A

15. 7. Why is fluorescent lamp advisable to use
than incandescent lamp?
A. brighter light
B. durable and less expensive
C. more heat
D. bright light and same amount at same
wattage

16. Answer: A

17. 8. It contains water, urea, nitrogenous
waste, salt and other substances
which are in excess of what our body
needs.
A.blood
B.water
C.sweat
D.urine

18. Answer: D

19. 9. A girl wants to test the presence of
starch in a leaf. Which of the following
will she use?
A. Benedicts solution
B. Merthiolate solution
C. Iodine solution
D. sugar solution

20. Answer: C

21. 10. ____________ occurs in females if
no fertilization takes place.
A.Puberty
B.Menopause
C.Menstruation
D.Ovulation

22. Answer: C

23. AVERAGE ROUND

24. 1. Some chemicals reactions absorb
energy; while others release energy. Of
the chemical reactions in burning coal
And exploding fireworks, which will
release energy?
A. Burning coal only.
B. Exploding fireworks only.
C. Both burning coal and exploding fireworks.
D. Neither burning coal nor exploding fireworks.

25. Answer: C

26. 2. Fossil fuels were formed from
the ________________.
A. volcanoes
B. gases in the atmosphere
C. the remains of living things
D. water trapped inside the rocks

27. Answer: C

28. 3. When the nuclei of hydrogen
atoms are forced to combine,
tremendous energy is produced.
What is this process called?
A. Nuclear change
B. Nuclear fusion
C. Nuclear fission
D. Nuclear transformation

29. Answer: B

30. 4. The fertilized egg is called a zygote.
What happen to the zygote after
fertilization?
A.Ovulate
B.Cell divide
C.Reproduce
D.Become fetus

31. Answer: D

32. 5. Why are green plants important to animals?
A. Green plants consume food and give off
oxygen.
B. Green plants consume food and give off
carbon dioxide.
C. Green plants produce food and give off
oxygen.
D. Green plants produce food and give off
carbon dioxide.

33. Answer: C

34. 6. Oil and water are substances with
different densities. Oil remains floating
in water. How can we separate oil and
water?
A.separating funnel
B.use a magnet
C.decantation
D.picking

35. Answer: A

36. 7. Why is the land warmer than
the sea during daytime?
A. There is more land than water on earth.
B. There is more water than land on earth.
C. Land absorbs heat faster than water.
D. Water absorbs heat faster than land.

37. Answer: C

38. 8. Makahiya or mimosa closes its
leaves when touched. What do you
call this response to stimuli?
A. Thigmotropism
B. Hydrotropism
C. Phototropism
D. Geotropism

39. Answer: A

40. 9. Which of the following weather
disturbances has the strongest wind
near the center?
A. Depression
B. Storm
C. Monsoon
D. Typhoon

41. Answer: D

42. 10. After taking a bath, you feel cold on coming out
of the bathroom. Why does this happen?
A. The surrounding air takes up heat from the towel
and the skin.
B. Water vapor in the air condenses on the body
and cools.
C. Water on the skin evaporates and cools off the
skin.
D. Water on the skin evaporates then condenses to
cool off the skin.

43. Answer: C

44. DIFFICULT ROUND

45. 1. The following diagrams show a battery and a bulb
connected by wires to various materials. Which of the bulb
will lights?
ALUMINUM FOIL PLASTIC SPOON
BRASS KEY AIR
Bulb 1 Bulb 2
Bulb 3 Bulb 4

46. Answer: 1 and 3 only

47. 2. Respiration involves breathing. You breath
so that you can get oxygen from the air into
your body. Oxygen is used by the body cells
as burning food. As food “burns”, what are
given off as wastes during this process?
Write your answer……..

48. Answer: Carbon
Dioxide and Water

49. 3. Using the following illustrations,
predict which nails will rust after 24 and
48 hours?

50. Answer: Test tube
Y

51. 4. What body
structure protects the
lungs from outside
harm?

52. Answer: Rib Cage

53. 5. Bronze is a mixture of
two solid metals, copper
and tin. What do we call
that mixture?

54. Answer: Alloy

55. 6. How is static
electricity
produced?

56. Answer: By
Rubbing two
objects

57. 7. A device used for
appliances like
refrigerators and air
conditioners to keep
temperature evenly is
called _________.

58. Answer:
Thermostat

59. 8. Our teeth act as simple
machine because they can cut,
chew and grind the food we eat.
Which simple machine our
teeth can be considered?

60. Answer: Wedge

61. 9. How can an
electromagnet’s strength
be increased?

62. Answer: By
increasing the
coil’s number of
turns.

63. 10. How does a
cyclonic wind move
in northern
hemisphere?

64. Answer:
Counter-Clockwise

65. CLINCHER ROUND

66. 1. Which is the visible
part of the sun?

67. Answer:
Corona

68. 2. Airplanes drop particles of silver
iodide or dry ice in the atmosphere.
Water vapor sticks to these particles
and forms ice crystals when it is
cold. When they fall to the ground,
they melt into raindrops. What
method is used?

69. Answer: CLOUD SEEDING

70. 3. The only planet in
the solar system that
has a day which lasts
longer than its year?

71. Answer:
Venus

72. 4. What device first
proved that Earth rotates
on its axis?

73. Answer: FOUCAULT
PENDULUM

74. 5. When we breathe in we
inhale many gases,
including oxygen, what
happens to the gases that
the body can’t use?

75. Answer: Unwanted gases
are exhaled