Question: Q: How many processes contribute to the emergence of viral diseases? Choices: - one - four - two - three A:
Answer: three

Question: Q: Regularly done aerobic activities can help build up endurance and make what vital organ stronger? Choices: - stomach - brain - skin - heart A:
Answer: heart

Question: Q: What term is used to describe when a liquid is the temperature at which its equilibrium vapor pressure is equal to the pressure exerted on the liquid by its gaseous surroundings? Choices: - freezing point - burning point - evaporating point - boiling point A:
Answer:
boiling point