Q: If abalone have a circulatory system with one or two hearts that pump blood, then what has a circulatory system with one or two hearts that pump blood? Answer choices: - a fish - sharks - abalone - elephants - humans - crocodiles - giraffes - fur seals
A: abalone

Q: If sweat is used for adjusting to hot temperatures by humans, then what uses sweat to adjust to hot temperatures? Answer choices: - omnivores - dogs - bears - Mammal - h2o - humans - pigeons - clouds
A: humans

Q: If tidal caves can produce electricity, then what can produce electricity? Answer choices: - rivers - animal transport - tidal caves - Nematoda - rays or beams - animals - cactuses - photons
A: tidal caves

Q: If botulism affects neurons, then what does botulism affect? Answer choices: - humans - the skin - plants - our planet - neurons - people - insects - animals
A: neurons