1) How many colors are in the rainbow? a) 4 b) 5 c) 7 d) 10 e) 12 f) 6 2) What is the heaviest organ in the human body? a) LIVER b) SKIN c) STOMACH d) KIDNEYS e) HEART f) LUNGS 3) WHAT IS THE NAME OF OUR PLANET? a) Earth b) Mars c) Jupiter d) Mecury e) Saturn f) Uranus 4) What is the smallest planet in the solar system? a) Uranus b) Mercury c) Mars d) Saturn e) Jupiter f) Venus 5) which is the color of the sun? a) Yellow b) White c) Black d) Transparent e) Orange f) Mixture of colors 6) Inside the fruit, you can find...??? a) Leaves b) Seeds c) Stem d) Roots e) Flowers f) Nothing 7) Which animal is it? a) Elephant b) Turtle c) Whale d) Shark e) Dog f) Cat 8) Choose the transformation of this animal.... a) Pork b) Lemons c) Cherry d) Apple 9) What is the largest desert in the world? a) Sahara b) Antarctica c) Tatacoa d) Antofagasta e) Sabrinsky f) Atacama 10) Oil, natural gas and coal are examples of … a) Renewable resources b) Fossil fuels c) Geothermal resources d) Biofuels e) Ecofuels f) Ilimited fuels 11) What is the smallest unit of matter? a) Cell b) Atom c) Molecules d) Elements e) Compound f) Sand grains 12) How many states of matter are there? a) 3 b) 2 c) 4 d) 1 e) 5 f) 6 13) Which of the following is an example of genetic engineering? a) Finding the sequences of bases in plant DNA b) Growing a whole plant from a single cell c) Attaching the root of one type of plant to the stem of another type of plant d) Inserting a gene into plants that makes them resistan to insects e) None above f) All above 14) What is the main cause of seasons on the Earth? a) The speed that the Earth rotates around the sun b) Changes in the amount of energy coming from the sun c) The tilt of the Earth's axis in relation to the sun d) The distance between the Earth and the sun 15) Many diseases have an incubation period. Which of the following best describes what an incubation period is? a) The period during which someone builds up inmunity to a disease b) The period during which someone has an infection, but is nor showing symptoms c) The effect of a disease on babies d) The recovery period after being sick 16) An antacid relieves an overly acidic stomach because the main components of antacids are... a) Neutral b) Isotopes c) Bases d) Acids e) None of the above f) All of the above 17) What do white blood cells do? a) Protect you against illness and disease b) Responsible to the exchange of gases c) Responsible to the energy 18) What is chalk made of? a) Limestone b) Acid c) Base 19) True or false? Chameleons change colors only to blend into their environment? a) True b) False 20) True or false? Shark cartilage can cure cancer a) True b) False 21) How many bones do sharks have in their bodies? a) Zero b) 1 c) 23 d) 300 e) 70 f) 260 22) Which is the most abundant element in the universe? a) Hydrogen b) Helium c) Neon d) Kripton e) Litium f) Polonium 23) What is the study of mushrooms called? a) Mycology b) Biology c) Geology d) Astronomy e) Math f) Socials studies 24) How many elements are listed in the periodic table? a) 118 b) 115 c) 230 d) 100 e) 150 f) 200 25) Which animal lays eggs? a) Dog b) Cat c) Duck d) Sheep 26) A male cow is called? a) Ox b) Dog c) Sheep d) Monkey 27) All animals need food, air and_________ to survive. a) House b) Water c) Chocolate d) Fruits 28) Which one is a fur-bearing animal? a) Hen b) Crocodile c) Tortoise d) Cat 29) What is Earth's only natural satellite? a) Sun b) Mars c) Venus d) Moon 30) The tree has a branch filled with green_____. a) Hair b) Root c) Leaves d) Trunk 31) What part of the body helps you move? a) Eyes b) Lungs c) Pancreas d) Muscles 32) The two holes of the nose are called: a) Eyelids b) Nostrils c) Nails d) Hair 33) What star shines in the day and provides light? a) Moon b) Venus c) Mars d) Sun 34) Legs have feet and arms have_________. a) Ankles b) Pelvis c) Hands d) Skull 35) Which organ covers the entire body and protects it? a) Liver b) Heart c) Skin d) Brain 36) Which shape is a round? a) Rectangle b) Circle c) Square d) Triangle 37) Who invented the first functional telephone? a) Albert Einstein b) Nikola Tesla c) Thomas Alva Edison d) Alexander Graham Bell 38) What is the young one of a cow called? a) Puppy b) Kitten c) Calf d) Baby 39) Dark rain clouds can give out lightning and___________. a) Thunder b) Snow c) Sunlight d) Wind 40) Your hands have four fingers and a___________. a) Knee b) Ankle c) Elbow d) Thumb 41) Which part of the bird lets it fly high in the sky? a) Beak b) Feet c) Wings d) Claws 42) Animals that suckle their young one are called:_________. a) Reptiles b) Birds c) Amphibians d) Mammals 43) What part of the plant conducts photosynthesis? a) Branch b) Leaf c) Root d) Trunk 44) What is the boiling point of water? a) 25°C b) 50°C c) 75°C d) 100°C 45) Which is the largest land animal? a) Lion b) Tiger c) Elephant d) Rhinoceros 46) __________helps pump blood through the entire body. a) Lungs b) Kidneys c) Heart d) Brain 47) How does a dog express happiness? a) Twitching ears b) Moving head c) Closing eyes d) Wagging tail 48) Frog is a reptile or amphibian? a) Reptile b) Amphibian 49) If one boils water it will convert into_________. a) Mist b) Steam c) Clouds d) Snow 50) When you push something, you apply__________. a) Force b) Acceleration c) Mass d) Compression 51) Which group of animals have scales? a) Mammals b) Amphibians c) Reptiles 52) Where does our food collect after we chew and swallow it? a) Small intestine b) Large intestine c) Stomach d) Liver 53) Which material from the following has the highest transparency? a) Paper b) Wood c) Metal d) Glass 54) Which animal from the below list is best adapted to the desert? a) Tiger b) Cheetah c) Camel d) Deer 55) What part of the skeletal system protects the brain? a) Spine b) Thigh c) Pelvis d) Skull 56) What is the name of a frog's young one? a) Infant b) Puppy c) Calf d) Tadpole 57) Which pigment gives the leaves its green color? a) Hemoglobin b) Chloroplast c) Chlorophyll d) Chlorine e) Chlorogreen 58) What tissue connects muscles to bones? a) Skin b) Blood vessels c) Fat d) Tendon 59) Which nutrient plays an essential role in muscle-building? a) Protein b) Carbohydrate c) Iron d) Fat 60) Plants need which gas to perfom photosynthesis? a) Hydrogen b) Carbon monoxide c) Carbon dioxide d) Oxygen 61) Which scientist proposed the three laws of motion? a) Isaac Newton b) Thomas Alva Edison c) Albert Einstein d) Stephen Hawking 62) Earth is surrounded by layers of gases collectively called the__________. a) Hydrosphere b) Stratosphere c) Atmosphere d) Ozone layer 63) Which system of the body controls the senses? a) Circulatory system b) Digestive system c) Nervous system d) Skeletal system 64) Which is the largest animal on earth? a) Shark b) Elephant c) Blue whale d) Giraffe 65) Similar body cells group together to form a ____________. a) Organ b) Tissue c) Blood vessels d) Joints 66) What energy emerges from motion? a) Potential energy b) Electrical energy c) Kinetic energy d) Gravitational energy 67) Which is the strongest sense in a dog? a) Touch b) Hearing c) Smell d) Taste 68) The standard unit of measurement for energy is__________. a) Newton b) Ampere c) Watt d) Joule 69) Which biologist proposed the theory of evolution through natural selection? a) Charles Darwin b) Stephen Hawking c) Francesco Redi d) Alexander Fleming 70) What are animals, which eat both plants and animals, called? a) Hervibores b) Insectivores c) Carnivores d) Omnivores 71) Yeast is a type of___________. a) Plant b) Animal c) Bacterium d) Fungus 72) What elements are the most common in the human body? a) Sufur, sodium, magnesium b) Phosphorus, nitrogen, calcium c) Copper, zinc, selenium d) Oxygen, carbon, hydrogen 73) Diabetes happens because of problems in which organ of the body? a) Liver b) Heart c) Pancreas d) Kidneys 74) Which of the following is not a form of carbon? a) Diamond b) Graphite c) Amorphous carbon d) Ferrite 75) Sweet potato is an example of a modified________. a) Leaf b) Root c) Stem d) Branch 76) Which is the lightest element in the periodic table? a) Helium b) Carbon c) Nitrogen d) Hydrogen 77) Para los botánicos, el tomate es una: a) Verdura b) Fruta c) Hortaliza

ELEMENTARY SCHOOL SCIENTIFIC COMPETITION

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