MCQ Science and Technology Part II Class 10 Chapter 2 Maharashtra Board Life Processes in Living Organisms Part -1 1. What are the two steps of anaerobic respiration mentioned in the document?Glycolysis and Krebs cycleGlycolysis and fermentationKrebs cycle and electron transferFermentation and electron transferQuestion 1 of 202. What happens to glucose in anaerobic respiration?It is completely oxidizedIt is incompletely oxidizedIt is stored as glycogenIt is converted to ATP directlyQuestion 2 of 203. What is pyruvic acid converted into during fermentation in yeast?Lactic acidGlucoseAlcoholAcetyl-CoAQuestion 3 of 204. What accumulates in muscle cells during anaerobic respiration?GlucoseLactic acidEthanolCO₂Question 4 of 205. When do seeds perform anaerobic respiration?During photosynthesisWhen soil is submerged under waterDuring pollinationIn dry conditionsQuestion 5 of 206. Where are excess carbohydrates stored in the body?Kidneys and lungsLiver and musclesBrain and heartSkin and bonesQuestion 6 of 207. What are proteins made up of?Fatty acidsAmino acidsGlucose moleculesPhosphate groupsQuestion 7 of 208. What type of proteins are called ‘first class’ proteins?Plant-based proteinsSynthetic proteinsProteins of animal originProteins from cerealsQuestion 8 of 209. How much energy is obtained per gram of proteins?9 Kcal7 Kcal4 Kcal2 KcalQuestion 9 of 2010. What happens to excess amino acids in the body?They are stored in musclesThey are broken down and ammonia is eliminatedThey are converted to lipidsThey are stored in the liverQuestion 10 of 2011. What are lipids formed from?Amino acids and glucoseFatty acids and alcoholPhosphate and riboseGlucose and adenineQuestion 11 of 2012. What are phospholipids used for in the body?Producing hormonesForming the plasma membraneStoring energyBuilding musclesQuestion 12 of 2013. How much energy is obtained per gram of lipids?4 Kcal7 Kcal9 Kcal2 KcalQuestion 13 of 2014. Where are excess lipids stored in the body?MusclesAdipose connective tissueLiverKidneysQuestion 14 of 2015. Which vitamins are necessary for the production of FADH₂ and NADH₂?Vitamin A and DRiboflavin (B₂) and nicotinamide (B₃)Vitamin C and EVitamin K and B₁Question 15 of 2016. What percentage of water is present in each cell by weight?50–60%65–70%70%90%Question 16 of 2017. What is the role of fibers in the body?Provide energyBuild musclesAid digestion and egestionStore waterQuestion 17 of 2018. What type of cell division occurs in somatic and stem cells?MeiosisMitosisBinary fissionBuddingQuestion 18 of 2019. What happens to the chromosome number before cell division?It remains the sameIt is halvedIt is doubledIt is tripledQuestion 19 of 2020. What is the final step of mitosis?ProphaseMetaphaseAnaphaseCytokinesisQuestion 20 of 20 Loading...
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