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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।

ScienceWhile measuring plant growth the student sometimes measured to the highest leaf and sometimes to the top of the stem. What problem occurred?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpert ScienceThe procedure was written so vaguely that another student could not repeat the experiment. Which quality of the scientific report is weak?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpert ScienceA student's experiment supports a hypothesis but the same experiment gives a different result at another school. What does this indicate?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpert ScienceA student writes the experimental procedure so vaguely that another student cannot repeat it. Which scientific quality is affected?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHard ScienceWhat is the purpose of a positive control in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHard ScienceIf an experimental method is too vague for another person to repeat it which quality is weak?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHard ScienceIn which experiment will reproducibility be tested best?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat should be done if the results differ greatly across repeated trials?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhich record most improves the reproducibility of a scientific observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceWhat is useful to write before starting an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceA student recorded results but did not describe the investigation procedure in detail. Which quality will be affected most?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceWhich scientific practice can test the reproducibility of an observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceIn which situation is reproducibility of an observation best tested?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhat is necessary for a fair comparison of data from two groups?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMedium ScienceWhat is necessary to make an observation verifiable?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhy is the method described in a scientific report?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium ScienceWhy is science called systematic knowledge?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceEasy