MCQ Chapter 5 Class 12 English Porse UP Board यूपी बोर्ड MCQ For All Chapters – English Class 12I am John’s Heart 1. What is the weight of John's heart?450 grams340 grams500 grams200 gramsQuestion 1 of 202. What shape is John's heart described as?RoundPear-shapedOvalRectangularQuestion 2 of 203. How many chambers does the heart have?TwoFourThreeFiveQuestion 3 of 204. What does the heart do every day?Pumps blood through 96,000 km of vesselsPumps blood through 50,000 km of vesselsBeats 100,000 timesCreates new capillariesQuestion 4 of 205. How does the heart get its nourishment?Directly from the blood flowing through itThrough the coronary arteriesFrom the lungsFrom the capillariesQuestion 5 of 206. What happens when the coronary arteries are blocked?The heart stops immediatelyPart of the heart muscle diesBlood flow to the brain increasesHeart valves stop functioningQuestion 6 of 207. What percentage of blood supply does the heart require compared to its weight?Same as its weight percentageHalf of its weight percentageTen times its weight percentageTwenty times its weight percentageQuestion 7 of 208. What is one common cause of coronary artery blockage mentioned in the text?High cholesterol levelsGenetic mutationsFatty depositsExcessive protein intakeQuestion 8 of 209. What is the average resting heart rate of John’s heart?55 beats per minute72 beats per minute80 beats per minute60 beats per minuteQuestion 9 of 2010. What happens to the heart rate when John sleeps?It increases slightlyIt slows to 55 beats per minuteIt stops brieflyIt remains at 72 beats per minuteQuestion 10 of 2011. What action can slow the heart down during stress?Rapid breathingVaginal nerve massageVagus nerve massageTaking a deep breathQuestion 11 of 2012. What is a common myth about the heart's skipped beat?It indicates a heart attackIt shows heart weaknessIt is caused by nightmaresIt is harmlessQuestion 12 of 2013. What stimulates the heart to beat faster according to the text?NicotineAdrenalineBoth a and bNeither a nor bQuestion 13 of 2014. How much does John smoke daily?10 cigarettes20 cigarettes30 cigarettes40 cigarettesQuestion 14 of 2015. What happens to the arteries with nicotine use?They dilateThey constrictThey softenThey breakQuestion 15 of 2016. What is the recommended exercise for John?High-intensity trainingRegular mild exerciseExtreme weightliftingSprintingQuestion 16 of 2017. What diet does John follow?Balanced dietHigh-fat dietLow-calorie dietProtein-rich dietQuestion 17 of 2018. What does the heart suggest about fat in the diet?It is not harmfulIt blocks arteriesIt improves circulationIt reduces pressureQuestion 18 of 2019. What blood pressure is John’s heart working against?120/80140/90160/100110/70Question 19 of 2020. What can reduce John's blood pressure?More fatsWeight lossIncreased smokingSkipping mealsQuestion 20 of 20 Loading...
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