Using a gasoline engine requires burning gasoline, and gasoline ignites easily and burns vigorously. Given these facts, what ignites easily among the following options: - rockets - fuel - air - cigars - Fuel cells - heat energy - oil - gasoline
gasoline

Viruses cause many human diseases, and another virus is the Human Papilloma virus. Given these facts, what causes diseases among the following options: - water - air - smoking - fungi - insects - Papilloma - sunlight - Pollution
Papilloma

Wiring requires an electrical conductor, and most electrical conductors, such as wires, are made of copper or gold. Given these facts, wiring requires copper or what among the following options: - LEDs - energy - H20 - fibers - SO2 - motors - gold - tube
gold

Marine biomes are found in the salt water of the ocean, and largest of the oceans on Earth is the Pacific Ocean . Given these facts, what types of biomes are found in the Pacific among the following options: - mediterranean - ferns - marine - canine - land - complex - protected - Conifers
marine