ECAT Chemistry MCQ's Test For Full Book With Answers

ECAT Chemistry MCQ's Test For Full Book

Sr. # Questions Answers Choice
1 Natural rubber is a polymer of Butadiene Ethyne Styrene Isoprene
2 Which of the following is not a synthetic polymer? Polyethylene PVC Nylon Cellophane
3 The group linkage present in fats is Peptide linkage Ester linkage Glycosidic linkage None of these
4 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid Three Four One Two
5 Which of the following is an example of ketohexose? Mannose Galactose Maltose Fructose
6 Two vitamins absorbed from intestine along with fats are A, D A, B A, C D, B
7 The number of amino acids found in proteins that a human body can synthesize is 20 10 5 14
8 Purine derivative among the following bases is Thymine Uracil Guanine Cytosine
9 In fructose the possible optical isomers are 12 8 16 4
10 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as Biuret Xanthoproteic test Hopkins-cole All of these
11 The prosthetic group in glycoprotein is Carbohydrate Fat Vitamin Nucleic acid
12 An example of water soluble vitamin is Vitamin D Vitamin E Vitamin A Vitamin C
13 Which of the following has magnesium? Carbonic anhydrase Haemocyanin chlorophyll Vitamin B<sub>12</sub>
14 Which carbohydrates is an essential constituent of plant cells? Starch Cellulose Sucrose Vitamins
15 DNA has deoxyribose, a base and the third component is Phosphoric acid Ribose Adenine Thymine
16 Which of the following is not present in nucleotide? Guanine Cytosine Adenine Tryoxine
17 The metal present in blood is Al Hg Cu Fe
18 Copolymer is Nylon-6 Nylon 66 PMMA Polyethene
19 Which one is a polymer compound? SO<sub>2</sub> CO<sub>2</sub> CH<sub>4</sub> PVC
20 Which of the following is not an example of addition polymer? Polyethene Polystyrene Neoprene Terylene
21 Glyptal polymer is obtained from glycerol on reacting with Malonic acid Phthalic acid Maleic acid Acetic acid
22 Among the following polymers, the strongest molecular forces are present in Elastomers Fibres Thermoplactics Thermosetting polymers
23 Of the following which is a step growth polymer Bakelite Polyethylene Teflon PVC
24 The product of addition polymerization reaction is PVC Nylon Terylene Polyamide
25 Bakelite is obtained from phenol by reacting with Acetaldehyde Acetal Formaldehyde Chlorobenzene
26 The raw material to form nylon is Adipic acid Butadiene Isoprene Ethylene
27 Which of the following fibres are made of polyamides? Dacron Orlon Nylon Rayon
28 Orlon is a polymer of Tetrafluoroethylene Acrylonitrile Ethanoic acid Benzene
29 Peptide bond is a key feature in Polysaccharide Proteins Nucleotide Vitamins
30 Which of the following is a polyamide? Nylon Orlon Teflon Terylene
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