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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 mentioning controlled factors useful in a scientific question?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceWhat benefit is obtained by observing the same event several times?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceA student observes germination in five seeds and records the number of germinated seeds daily. What type of observation is it?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceWhich word group is most useful in a good scientific question?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceA candle flame appears yellow. Which description is most appropriate while recording this observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceWhich question is based only on opinion and is not suitable for scientific investigation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceA student says sugar dissolves faster in hot water because it was observed. What is the statement mainly based on?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceDescribing an object as rough by touching it is what type of observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceA student asks how water temperature affects the rate of dissolving. Which factor is changed?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 5MediumScienceA student observed more earthworms in moist soil. Which next question is most appropriate for investigating the cause?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceWhich method is best for objectively observing the transparency of pond water?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceA student wrote that a metal heated quickly but did not record time. What is the main weakness of this observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceWhich statement best summarises the relationship between scientific questions and observations?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceIf two observers give different descriptions of the same event which conclusion should not be reached immediately?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceA student's question asks whether larger seeds are better. Which outcome should be measured to clarify the question?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceWhat is the main purpose of preliminary observation before forming a scientific question?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceIn an experiment a student observed colour using different amounts of liquid each time. Why is a correct conclusion difficult?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceWhy may observing only one small spot be insufficient for estimating insect numbers in an area?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceIf the answer to a question changes with personal preference what is needed to make it scientific?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4HardScienceAn observation states that an object's mass is about ten grams. What should be done for greater precision?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsLevel 4Hard

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