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Class 9 Mcq

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

ScienceWhy does an unclear method make a study result difficult to verify?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceTwo explanations account for the same data about a natural phenomenon. What would be a better scientific test?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceObtaining participants' consent in a scientific study is related to which principle?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhy is it useful to state confidence or uncertainty with a scientific conclusion?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhat is the importance of a failed hypothesis in the development of scientific knowledge?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceIn a study people taking a medicine reported feeling better but there was no control group. What caution is necessary in the conclusion?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceIn an experiment the difference between two levels of the independent variable is very small. What difficulty may arise?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceA claim produces changing results but the researcher changes its explanation after every result. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhy is scientific criticism considered a tool for progress?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhat is a benefit of sharing raw data in a scientific report?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceIf a scientist removes an unusual result without explanation what is the main ethical problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceA study shows a statistically different result but its effect in daily life is negligible. What else should be considered?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhy is it useful for a scientific explanation to contain fewer unnecessary assumptions?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceAn extraordinary conclusion is presented as a scientific claim. What would be required for such a claim?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhy is writing the hypothesis and analysis plan before an experiment useful?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceIn a study two variables increase together but a third factor affects both. What is the third factor called?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceWhat type of evidence is most suitable for establishing cause and effect in a scientific study?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceIn 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 scienceLevel 1HardScienceWhy is an operational definition created for a scientific concept?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1HardScienceA scientific conclusion is based on a small sample but applied to the whole country. What does this show?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 1Hard

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