Ques:If jellyfish have a nervous system, then what has a nervous system? Answer choices: - fur seals - Jellyfish - Rocks - chickens - animals - Air - h2o - elephants

Ans:Jellyfish
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Ques:If when a river floods, that river harms farm and grazing lands, then when a river floods, that river harms what? Answer choices: - most organisms - Basic units of the plant body. - streams and volcanoes - mountains and lakes - farm and grazing lands - oceans and ponds - swamp vegetation - Plant growth is reduced

Ans:farm and grazing lands
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Ques:If sand is formed by weathering, then what does weathering do? Answer choices: - protect them - form sand - form plants - It expands - form snow - form fossils - Metling snow - watershred

Ans:form sand
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Ques:If adult echinoderms live in water, then what lives in water? Answer choices: - adult echinoderms - fur seals - tortoises - the sun - crocodiles - fisherman - humans - salamanders

Ans:
adult echinoderms
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