Roots grow in length and width from primary and secondary meristem, and eg., growth in plants is mostly confined to meristems. Given these facts, what have roots among the following options: - plants - fungi - cacti - clothing - density - grass - Conifers - h2o
plants
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Aflashlight requires a source of electricity to produce light, and electric energy is stored in batteries. Given these facts, a flashlight requires what to produce light among the following options: - batteries - sunlight - buttons - calcite - coils - adding heat - heat energy - plastic
batteries
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Organisms cluster around hydrothermal vents in the ocean floor, and hydrothermal vents are fissures in the ocean floor that leak hot, acidic water. Given these facts, where do organisms cluster on the ocean floor among the following options: - neutralized water - where they used to live - hot alkaline water - fissures of hot, acidic water - sedimentary rocks - fissures blasting cold water - at or near the margins - an area swollen with pus
fissures of hot, acidic water
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Playing is just one of many ways that mammals and other animals learn how to behave, and playing is really fun. Given these facts, how do mammals learn to behave among the following options: - reusing things - Riding a bike - adding heat - sound - Movement - exercise - Having fun - sweating
Having fun
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