MCQ Science and Technology Part II Class 10 Chapter 2 Maharashtra Board Life Processes in Living Organisms Part -1 1. What is the main source of energy for life processes in living organisms?Proteins and enzymesVitamins and mineralsCarbohydrates, fats, and lipidsWater and fibersQuestion 1 of 202. Where does the energy for life processes get harvested in the cell?NucleusMitochondriaCytoplasmCell membraneQuestion 2 of 203. What is required besides foodstuffs for energy production?OxygenNitrogenCarbon dioxideSulfurQuestion 3 of 204. Which system is responsible for transporting foodstuffs and oxygen to cells?Digestive systemRespiratory systemExcretory systemCirculatory systemQuestion 4 of 205. Which system coordinates the functioning of life processes in the body?Digestive systemControl systemExcretory systemRespiratory systemQuestion 5 of 206. What type of organisms are plants, as described in the document?AutotrophsHeterotrophsParasitesSaprophytesQuestion 6 of 207. In which parts do plants store the food they prepare?Only in rootsOnly in leavesIn fruits, leaves, stem, roots, etc.In flowersQuestion 7 of 208. Which nutrient is sourced from milk, fruits, jaggery, and cereals?ProteinsLipidsVitaminsCarbohydratesQuestion 8 of 209. How much energy is obtained per gram of carbohydrates?9 Kcal4 Kcal7 Kcal2 KcalQuestion 9 of 2010. At what levels does respiration occur in living organisms?Tissue and organ levelOrgan and system levelCell and molecular levelBody and cellular levelQuestion 10 of 2011. What is exchanged during body-level respiration?Glucose and ATPNitrogen and oxygenOxygen and carbon dioxideCarbon dioxide and waterQuestion 11 of 2012. What happens to foodstuffs in cellular-level respiration?They are synthesizedThey are oxidizedThey are storedThey are transportedQuestion 12 of 2013. What is the primary product of cellular respiration?OxygenGlucoseATPWaterQuestion 13 of 2014. How many types of cellular respiration are described in the document?FourThreeTwoOneQuestion 14 of 2015. Which respiration process requires oxygen?FermentationAnaerobic respirationAerobic respirationGlycolysisQuestion 15 of 2016. How many steps are involved in aerobic respiration for glucose oxidation?FiveFourThreeTwoQuestion 16 of 2017. Where does glycolysis take place in the cell?MitochondriaCytoplasmNucleusCell membraneQuestion 17 of 2018. What is the primary molecule oxidized in glycolysis?Pyruvic acidAcetyl-CoAGlucoseFatty acidsQuestion 18 of 2019. How many pyruvic acid molecules are produced from one glucose molecule in glycolysis?FourThreeTwoOneQuestion 19 of 2020. How many ATP molecules are directly produced during glycolysis per glucose?SixFourTwoEightQuestion 20 of 20 Loading...
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