What is the process that turns liquid water into vapor?, Evaporation, Which gas is produced as a waste product of respiration?, Carbon dioxide, What gas do we breathe in?, Oxygen, Which gas protects us from the sun’s harmful rays?, Ozone, What does DNA stand for?, Deoxyribonucleic acid, What instrument measures temperature?, Thermometer, What type of tree loses its leaves in the fall?, Deciduous tree., What is the chemical symbol for carbon dioxide?, CO₂, What natural resource is essential for human survival and is used to produce energy?, Water, What process do plants use to convert sunlight into food?, Photosynthesis, In which organ do humans digest food?, Stomach, What is this?, Liver, What is the closest star to Earth?, The Sun, What type of biome is characterized by very low temperatures?, Tundra, Which natural resource provides light and heat for life on Earth and can be used to produce energy?, sunlight, What type of biome is characterized by four distinct seasons?, Temperate forest, What do we call the movement of species from one habitat to another?, Migration, What instrument measures temperature?, Thermometer., Which process occurs during the night when plants take in oxygen?, Respiration, Which planet has rings around it?, Saturn, What is this?, Intestines, What is the term for a characteristic that helps an animal survive in its environment?, Adaptation, What gas do humans breathe out?, Carbon dioxide, What type of biome is characterized by frozen temperatures and little precipitation?, Tundra, What is the term for the study of life and living organisms?, Biology, What is this?, Lungs, What do you call a scientist who studies animals?, Zoologist, What is this?, Forehead

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