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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।

ScienceIn an experiment all measurements were higher than the true value by the same amount. What type of error does this indicate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA study found a statistically different result but the difference was very small. What else should the scientist consider?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat is the purpose of keeping all other relevant factors constant while changing the independent variable?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceOnly a personal experience was presented in support of a claim. Why is it considered weak evidence?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceIf a hypothesis makes no prediction that could be shown false what is the main scientific problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceScientific objectivity does not mean that a scientist has no ideas. What does it correctly mean?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA study sampled students from only one school. What is the problem with applying its conclusion to students across the country?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy is a useful scientific model not considered complete truth?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhich statement correctly describes the relationship between a scientific theory and a scientific law?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA student records only observations that agree with the hypothesis. What type of error is this?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat is the difference between reproducibility and repeatability in an experiment?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA scientific result was repeated but slightly different values were obtained with different instruments. What is the most appropriate conclusion?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceIf two different scientific explanations fit the same data what is the most appropriate next step?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat is the most accurate meaning of calling scientific knowledge tentative?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceIn an experiment the amount of light was changed and plant growth was measured. The amount of water also varied. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA study found a strong relationship between two variables. Which conclusion cannot be drawn immediately?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy is a scientific explanation not accepted merely because it appears logical?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA student wrote the expected result in advance and ignored the actual data. Which principle of the scientific method is violated?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 2MediumScienceHow does independent verification increase the reliability of a scientific claim?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 2MediumScienceWhich is the most balanced description of science in the study of nature?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 2Medium

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