MCQ Class 9 Science Exploration Chapter 1 Exploring: Entering the World of Secondary Science Advertisement 1. Scientific ideas are: Fixed Unchangeable Open to improvement FinalQuestion 1 of 202. Prediction in science is based on: Guess Evidence Luck BeliefQuestion 2 of 203. Predictions help to: Avoid thinking Anticipate outcomes Ignore data Reject scienceQuestion 3 of 204. When predictions fail, scientists: Ignore results Re-examine ideas Quit Guess againQuestion 4 of 205. Weather depends on: One factor Many factors No factor Only temperatureQuestion 5 of 206. Weather forecasts are less reliable for: Short term Long term Immediate time Current timeQuestion 6 of 207. Science rejects ideas based on: Opinion Evidence Emotion GuessQuestion 7 of 208. Failure in science is: Weakness Strength Useless FinalQuestion 8 of 209. Scientific thinking values: Guessing Reasoning Beliefs MemoryQuestion 9 of 2010. Estimation helps to: Confuse Check reasonableness Avoid answers MemoriseQuestion 10 of 2011. Exact values are: Always necessary Not always required Useless IgnoredQuestion 11 of 2012. Approximate reasoning helps build: Confusion Intuition Errors DoubtQuestion 12 of 2013. Average breaths per minute at rest: 5–10 12–15 20–25 30–40Question 13 of 2014. Total breaths per day are about: 2000 5000 20000 50000Question 14 of 2015. Volume of one breath is about: 0.1 L 0.5 L 1 L 2 LQuestion 15 of 2016. Daily air intake is about: 100 L 1000 L 10000 L 50000 LQuestion 16 of 2017. Science branches include: Physics Chemistry Biology All of theseQuestion 17 of 2018. Real-world problems require: One subject Multiple disciplines No science GuessingQuestion 18 of 2019. Climate change study involves: One branch Multiple branches Only physics Only biologyQuestion 19 of 2020. Science connects with: Mathematics Arts Social sciences All of theseQuestion 20 of 20 Loading...
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