Which part of alimentary canal receives bile from the liver ?StomachOesophagusSmall intestineLarge intestineRequired12. The loss of water in the form of vapour from the aerial part of the plant is calledRespirationEvaporationTranspirationTransportationRequired13. Which is the site of complete digestion of food in human beings?PancreasOesophagusSmall intestineLarge intestineRequired14. What makes RBCs red ?HaemoglobinZincMineralsMgRequired15. Pb + CuCl2 → PbCl2 + Cu The above reaction is an example of:combinationdouble displacementdecompositiondisplacementRequired16. It is necessary to balance chemical equation in order to satisfy the law of:Conservation of motionConservation of momentumConservation of energyConservation of massRequired17. The neutralization reaction between an acid and a base is a type of:Double displacement reactionDisplacement reactionAddition reactionDecomposition reactionRequired18. A substance added to food containing fats and oils to prevent from being rancid is called:OxidantRancidCoolantAntioxidantRequired19. Which of the following involves combination of two elements ?N2(g) + 3H2(g) → 2NH3(g)CaO(s) + CO2(g) → CaCO3(g)2SO2(g) + O2(g) → 2SO3f(g)NH3(g) + HCl(g) → NH4Cl(s)Required20. MnO2 + 4HCl → MnCl2 + H2O + Cl2 The oxidising agent isMnO2HClMnCl2H2O​