(Q).
Pathogens can cause disease, and bacterial pathogens accounted for 83 outbreaks (8,928 pathogens). Given these facts, what can cause disease among the following options: - bacteria - medicine - healthcare - Pesticides - viruses - influenza - toxins - fish
(A).
bacteria

(Q).
Water causes refraction of light, and rainbows are formed when sunlight is refracted through raindrops. Given these facts, how are rainbows formed among the following options: - photosynthesis - Light passing through water - Cold air mixing with water - Hot air passing through water - Evaporation of water - focusing a lens - photosyntehsis - Water passing through light
(A).
Light passing through water

(Q).
Plants release oxygen during the day but not during the night, and another kind of plant is the fishhook cactus. Given these facts, what does the fishhook cactus release during the day but not during the night. among the following options: - heat - Air - water - carbon monoxide - carbon dioxide - oxygen - Energy. - Energy
(A).
oxygen