Past papers MCQs Macromolecules Fsc part 2 Chemistry with answer keys. 2nd year chemistry. 12th class chemistry chapter-wise MCQs from Punjab Boards.
Past Papers MCQs Macromolecules 12th Chemistry
12th Class Chemistry Unit 14 MCQs
Macromolecules MULTIPLE CHOICE QUESTIONS (MCQʻs)
(From Previous Board Papers 2014-2015-2016-2017-2018-2019-2020-2021-2022 and 2023)
Starch is a plymer of: (LHR. GII, 2011)
(A) -D-glucose
(B) B-D-glucose
(C) a-D-fructose
(D) B-D-fuctose
Which of these polymers is a synthetic polymer? (SGD. GI, DGK. GI. G& GII, 2015)
(A) Animal fat
(B) Starch
(C) Cellulose
(D) Polyester
The fiber which is formed from acrylonitrile as monomer? (AJK. DGK. GII, 2016)
(A) PVC
(B) Polyester fiber
(C) Rayon fiber
(D) Acrylic fiber
Which one among the subsequent may be a condensation polymer? (SGD. GI, 2016)
(A) Polystyrene
(B) PVA
(C) Polyethene
(D) Nylon 6,6
The reaction between fat and NaOH is called: (LHR. GI, 2012)
(A) Esterification
(B) Hydrogenolysis
(C) Fermentation
(D) Saponification
Which of the following is an addition polymer? (DGK. MLN. 2018)
(A) Polyester
(B) Polystyrene
(C) Nylon 6,6
(D) Terylene
The optimum pH of salivary amylase is: (LHR. GII, 2012)
(A) 5.4 to 6.9
(B) 5.4 to 7.9
(C) 6.4 to 6.9
(D) 6.4 to 7.4
Which of the following element is present in all proteins? (GRW. GI, 2017)
(A) CE
(B) Cu
(CN
(D) AC
Nylon 6,6 is obtained by the reaction of hexamethylene diamine with (GRW. GII, 2015)
(A) Acetic acid
(B) Adipic acid
(C) Vinyl chloride
(D) Acetyl chloride
Starch is (DGK. GI, SGD. GI, 2014)
(A) Monosaccharide
(B) Disaccharide
(C) Polysaccharide
(D) Oligosaccharide
Macromolecules Unit 14 MCQs From Past Papers
Which one is a disaccharide? (RWP. 2015)
(A) Glucose
(B) Sucrose
(C) Fructose
(D) Cellulose
Which altogether |one amongst|one in every of”> one among the subsequent elements isn’t present in all proteins?
(B) hydrogen
(C) Nitrogen
(D) Sulphur
Vegetable oils are: (GRW. GI, 2016) (BWP. GI, 2018)
(A) unsaturated fatty acids
glycerides of unsaturated fatty acids
(C) essential oils obtained from plants
(D) glycerides of saturated fatty acids
Which of the following is mono-saccharide.
(C) Starch
(D) Cellulose
Which of the subsequent element isn’t present altogether proteins? (GRW. GI, 2017)
(B) hydrogen
(C) Nitrogen
Which of the subsequent enzymes brings about the hydrolysis of fats? (LHR. GHI, MLN. SGD GHI, RWP. 2018)
(A) Zymase
(B) Carbon
(C) Sucrose
(D) Fructose