Q: If some insects have special excretory structures, then what sometimes has special excretory structures? Answer choices: - insects - bees - a fish - barnacles - animals - carbon - feces - humans
A: insects

Q: If electrical energy can be used to cook food, then what type of energy can be used to cook food? Answer choices: - Light - metabolism - sluggish - fossil fuels - magnetic - electrical - Evaporation - sunlight
A: electrical

Q: If an ion is formed after a neutral atom loses an electron, then aneutral atom that loses an electron becomes what? Answer choices: - a solute - nucleus - an object - iron - sugar - dormant - inactive - an ion
A: an ion

Q: If sex hormones are chemical messengers in male and female bodies, then sex hormones are what in male and female bodies? Answer choices: - Something that is self-aware - more abundant - allow growth - production - consumers - lymph nodes - competing for resources - chemical messengers
A: chemical messengers