(Question)
If insects have 2 appendages to detect sound, then how many appendages do insects have to detect sound? Answer choices: - ears - Three - None - legs - 12 - six - Two - One
(Answer)
Two

(Question)
If solid materials used to produce electricity by burning in power stations need to be transported first, then solid materials used to produce electricity by burning in what need to be transported firs? Answer choices: - Conifers - animals - it needs them - humans - heat energy - important habitats - power stations - batteries
(Answer)
power stations

(Question)
If vision is used for seeing, then what is used for seeing? Answer choices: - feet - smell - fibers - light - radiation - nose - squids - vision
(Answer)
vision