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Extraneous Variable

Class 9 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhile testing the effect of water amount on plant growth one plant is kept near a window and another in a dark corner. What is the light condition?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentHard ScienceA student always tests low temperatures first and high temperatures last. The apparatus gradually warms over time. Which improvement will reduce the order effect?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentHard ScienceA student tests the effect of soil moisture on earthworm number. If all samples are collected only after rainfall which external variable remains poorly controlled?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentHard ScienceWhat is a factor called when it can affect the result but is neither deliberately changed nor controlled in an experiment?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentHard ScienceWhat can an unwanted factor affecting the result of an experiment be called?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium