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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।

ScienceIf a study result is repeatedly obtained but only under highly artificial conditions which quality is strong and which is limited?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceThe language of a scientific conclusion is more certain than the evidence. What is the most appropriate revision?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA scientific explanation fits much evidence but produces no possible outcome that could show it false. What is its main limitation?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA survey collected responses only from internet users but applied the conclusion to the entire population. What is the problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceOne weak opposing study is found against a scientific claim. What is the most balanced response?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA researcher analyses many subgroups and publishes only one unusual result. Which concern is appropriate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceHow does publishing negative results benefit scientific knowledge?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA study had a control group but it was measured at a different time from the treatment group. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceIf a scientific model predicts accurately but its assumptions are shown to be false what conclusion is appropriate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceParticipants were randomly assigned to groups but the outcome assessor knew the assignments. Which bias is still possible?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceIf a scientific conclusion states that an outcome will always occur although the study was conducted under limited conditions what is this?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA scientific claim was accepted only because most experts supported it. What is missing?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA study showed a favourable average result but effects were opposite in different subgroups. What is the most appropriate analysis?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceIf a result was repeated many times using the same researcher and instrument which limitation remains?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceAn instrument can measure very small differences but every reading has an error in the same direction. Which statement is correct?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA scientific explanation has broad scope but is not linked to any clear measurement. What is its main limitation?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA scientific claim has much supporting evidence but all studies were funded by the same sponsor. What is the most balanced response?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceThe primary outcome of a scientific study was chosen after the results were seen. Which risk increases?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceA report states only relative increase but not the actual numbers. What misunderstanding may arise?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3ExpertScienceIf a scientific conclusion is supported by only one method what next step would be most useful?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3Expert

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