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

ScienceIn an experiment two groups are kept under the same conditions but only one group receives a new treatment. What is the untreated group called?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpertScienceIn which experiment would a negative control be most useful?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpertScienceWhat happens if the control group accidentally receives a small amount of the treatment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpertScienceIf an observer knows which sample received treatment and unintentionally scores it more favourably what is this an example of?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIf the control group shows the same change as the treatment group what may this indicate?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIf the control group also shows the treatment effect what should be checked first?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceThe control group and treatment group had different initial conditions in an experiment. What problem will this create?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceWhat is the most important function of a control group in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceWhat happens if the control group accidentally receives the treatment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIn an experiment the control group accidentally received part of the treatment. What effect may this have?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHardScienceIn an experiment the control and treatment groups differ only in the treatment. What is the benefit?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHard

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