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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।

ScienceWhen is a conclusion drawn in science?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhat is the purpose of maintaining similar conditions in an experiment?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhat is the main characteristic of a scientific hypothesis?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhich of the following is a direct observation?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhy is science called dynamic knowledge?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceA student wants to know how the amount of water affects plant growth. What should be changed?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhat is most important before accepting a claim in science?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3MediumScienceWhich is the broadest and most accurate description of the meaning of science?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat can be the main difference between a scientific question and an ethical question?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy does long acceptance of a scientific idea not make it unchangeable?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA study reported benefits of a treatment but provided no data about harms. What is the most appropriate scientific response?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA researcher changed the original hypothesis after the experiment to match the results and presented it as predetermined. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy is stating uncertainty with a scientific conclusion not a weakness?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy may ethical approval be necessary in a scientific study?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat is the main difference between a scientific prediction and a guess?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceIf one result supports a hypothesis but many results contradict it what should a scientist do?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhat is the positive importance of criticism in scientific progress?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceA chart shows only selected years to create the impression of an increasing trend. What problem does this illustrate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceWhy is scientific testing of a supernatural cause for a natural event difficult?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3HardScienceIn an experiment the person measuring outcomes knows which sample received treatment. Which risk increases?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceLevel 3Hard

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