MCQ Chapter 8 Biology Class 11 Maharashtra Board Plant Tissues and Anatomy 1. What is the outermost layer of a dicot stem covered with?SuberinCuticleLigninPectinQuestion 1 of 202. Which region of the dicot stem cortex is made of collenchymatous cells?General cortexEndodermisHypodermisPithQuestion 2 of 203. What is the pericycle in a sunflower stem called in the region of vascular bundles?Starch sheathHard bastBundle sheathMedullary raysQuestion 3 of 204. What is absent in the vascular bundles of a monocot stem?XylemPhloemCambiumBundle sheathQuestion 4 of 205. Which tissue is differentiated into palisade and spongy parenchyma in a dicot leaf?EpidermisMesophyllVascular systemBundle sheathQuestion 5 of 206. What is the primary function of palisade parenchyma in a dicot leaf?Gas exchangePhotosynthesisStorageMechanical supportQuestion 6 of 207. Which layer of a dicot leaf contains a large number of stomata?Upper epidermisLower epidermisMesophyllBundle sheathQuestion 7 of 208. What type of leaf has stomata on both surfaces and no differentiation of mesophyll?Dorsiventral leafIsobilateral leafDicot leafVascular leafQuestion 8 of 209. What helps in leaf rolling in monocot leaves?Guard cellsBulliform cellsSubsidiary cellsEpidermal cellsQuestion 9 of 2010. Which type of thickening pattern in tracheids is described as ladder-like?AnnularSpiralScalariformPittedQuestion 10 of 2011. What is the arrangement of xylem in a dicot stem called when protoxylem is towards the pith?ExarchEndarchMesarchPolyarchQuestion 11 of 2012. Which cells in sclerenchyma provide stiffness only?FibresSclereidsTracheidsVesselsQuestion 12 of 2013. What is the term for the outer light, functional part of secondary xylem?HeartwoodSapwoodSpring woodAutumn woodQuestion 13 of 2014. Which tissue system is derived from protoderm?Vascular tissue systemGround tissue systemEpidermal tissue systemMeristematic tissue systemQuestion 14 of 2015. What is the term for vascular bundles where one tissue completely encircles the other?ConjointRadialConcentricBicollateralQuestion 15 of 2016. Which cells in the dicot root bear Casparian strips?EpiblemaExodermisEndodermisPericycleQuestion 16 of 2017. What is the innermost layer of the cortex in a dicot stem called?HypodermisGeneral cortexEndodermisPericycleQuestion 17 of 2018. Which tissue in a monocot stem surrounds each vascular bundle?Hard bastBundle sheathPithCortexQuestion 18 of 2019. What is absent in the vascular bundles of a dicot leaf?XylemPhloemCambiumBundle sheathQuestion 19 of 2020. Which cells in a dicot leaf are loosely arranged with intercellular spaces?Palisade parenchymaSpongy parenchymaUpper epidermisLower epidermisQuestion 20 of 20 Loading...
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