(Q).
If cyanide causes harm to living things, then what causes harm to living things? Answer choices: - toxins - vitamins - bacteria - cyanide - leeches - h2o - oxygen - Pesticides
(A).
cyanide

(Q).
If animals communicate with pheromones, then what are pheromones used for? Answer choices: - Taste - photosynthesis - spread flower seeds - Plant reproduction - Sound - Plants growth - Communication - Sleep
(A).
Communication

(Q).
If air does not accept heat very well, then what does not accept heat very well? Answer choices: - corn - air - coal - fats - oil - rust - Man - mold
(A).
air