Grade 5 science quiz bee
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Transcript of Grade 5 science quiz bee
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GRADE VScience Quiz
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EASY ROUND
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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.
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Answer: A
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2. Which of the following is an
infection of the nasal passage?
A. laryngitis B. tonsilitis C. sinusitis D. pharyngitis
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Answer: C
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3. What feature is shown by ALL insects?
A. External Skeleton B. Two pairs of legs C. Jumping legs D. Stinging mechanism
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Answer: A
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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
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Answer: B
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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 mouthC.The teeth he saw were flat.D.The teeth he saw were pointed.
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Answer: C
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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 roundedD. The uterus is elongated
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Answer: A
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7. Why is fluorescent lamp advisable to use than incandescent lamp?
A. brighter light B. durable and less expensiveC. more heat D. bright light and same amount at same wattage
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Answer: A
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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
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Answer: D
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9. A girl wants to test the presence of starch in a leaf. Which of the following will she use?
A. Benedicts solutionB. Merthiolate solutionC. Iodine solutionD. sugar solution
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Answer: C
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10. ____________ occurs in females if no fertilization takes place.
A.PubertyB.MenopauseC.Menstruation D.Ovulation
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Answer: C
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AVERAGE ROUND
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1. Some chemicals reactions absorb energy; while others release energy. Of the chemical reactions in burning coal And exploding fireworks, which willrelease energy?
A. Burning coal only.B. Exploding fireworks only.C. Both burning coal and exploding fireworks.D. Neither burning coal nor exploding fireworks.
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Answer: C
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2. Fossil fuels were formed from the ________________.
A. volcanoesB. gases in the atmosphereC. the remains of living thingsD. water trapped inside the rocks
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Answer: C
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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
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Answer: B
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4. The fertilized egg is called a zygote. What happen to the zygote after fertilization?
A.OvulateB.Cell divideC.ReproduceD.Become fetus
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Answer: D
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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.
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Answer: C
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6. Oil and water are substances with different densities. Oil remains floating in water. How can we separate oil and water?
A.separating funnelB.use a magnet C.decantationD.picking
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Answer: A
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7. Why is the land warmer thanthe 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.
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Answer: C
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8. Makahiya or mimosa closes its leaves when touched. What do you call this response to stimuli?
A. ThigmotropismB. HydrotropismC. PhototropismD. Geotropism
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Answer: A
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9. Which of the following weather disturbances has the strongest wind near the center?
A. DepressionB. StormC. MonsoonD. Typhoon
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Answer: D
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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.
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Answer: C
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DIFFICULT ROUND
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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
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Answer: 1 and 3 only
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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……..
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Answer: Carbon Dioxide and Water
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3. Using the following illustrations, predict which nails will rust after 24 and 48 hours?
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Answer: Test tube Y
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4. What body structure protects the lungs from outside harm?
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Answer: Rib Cage
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5. Bronze is a mixture of two solid metals, copper and tin. What do we call that mixture?
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Answer: Alloy
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6. How is static electricity produced?
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Answer: By Rubbing two objects
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7. A device used for appliances like refrigerators and air conditioners to keep temperature evenly is called _________.
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Answer:
Thermostat
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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?
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Answer: Wedge
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9. How can an electromagnet’s strength be increased?
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Answer: By increasing the coil’s number of turns.
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10. How does a cyclonic wind move in northern hemisphere?
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Answer:
Counter-Clockwise
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CLINCHER ROUND
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1. Which is the visible part of the sun?
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Answer:
Corona
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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?
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Answer: CLOUD SEEDING
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3. The only planet in the solar system that has a day which lasts longer than its year?
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Answer:
Venus
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4. What device first proved that Earth rotates on its axis?
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Answer: FOUCAULT PENDULUM
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5. When we breathe in we inhale many gases, including oxygen, what happens to the gases that the body can’t use?
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Answer: Unwanted gases are exhaled