(Question)
You are presented with the question "What can cause infection?" and the following answer choices: - bacteria - seeds - influenza - disease - horses - viruses - chickenpox - bladders Now knowing that microorganisms can cause infections and bacteria are microorganisms that exist everywhere, choose the best answer.
(Answer)
bacteria

(Question)
You are presented with the question "what does a pan on the stove make food?" and the following answer choices: - direct energy - easier to digest - deoxyribonucleic acid - objects that have mass - lowered energy cost - organic molecules - activation energy - nutrients Now knowing that apan is used for cooking food by heating food in it on a stove and cooked foods are easier to digest, choose the best answer.
(Answer)
easier to digest

(Question)
You are presented with the question "what does fire require oxygen for?" and the following answer choices: - Cooking - energy - combustion - survival - turning blue - Animal survival - cooking food - extinguishing Now knowing that afire requires oxygen to burn and combustion is the process of burning, choose the best answer.
(Answer)
combustion