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MCQs

Total Questions : 169 | Page 17 of 17 pages
Question 161. Lipids which are fats and oils are lighter, than water therefore have a specific gravity of about
  1.    0.6
  2.    0.8
  3.    0.9
  4.    0.1
 Discuss Question
Answer: Option B. -> 0.8
Answer: (b).0.8
Question 162. Microorganisms secrete an enzyme which helps in digestion of cellulose known as
  1.    cellulase
  2.    catalase
  3.    sucrase
  4.    pepsin
 Discuss Question
Answer: Option A. -> cellulase
Answer: (a).cellulase
Question 163. Derivatives of phosphatidic acid, which are composed of glycerol, fatty acids and phosphoric acids are known as
  1.    phospholipids
  2.    acylghycerols
  3.    triglycerides
  4.    esters
 Discuss Question
Answer: Option A. -> phospholipids
Answer: (a).phospholipids
Question 164. Maurice Wilkins and Rosalind Franklin determine structure of DNA using technique called
  1.    X-ray Diffraction
  2.    X-ray Refraction
  3.    X-ray Reflection
  4.    Y-ray Refraction
 Discuss Question
Answer: Option A. -> X-ray Diffraction
Answer: (a).X-ray Diffraction
Question 165. Sugars which are less sweet and less soluble in water are called
  1.    monosaccharides
  2.    polysaccharide
  3.    oligosaccharides
  4.    disaccharides
 Discuss Question
Answer: Option C. -> oligosaccharides
Answer: (c).oligosaccharides
Question 166. When carbohydrates combine with proteins, outcome product is called
  1.    glycoside
  2.    glucosteroid
  3.    glycoprotein
  4.    glycolipid
 Discuss Question
Answer: Option C. -> glycoprotein
Answer: (c).glycoprotein
Question 167. Most important components of triglycerides are
  1.    fatty acids
  2.    C-H bonds
  3.    steroids
  4.    carotenoids
 Discuss Question
Answer: Option A. -> fatty acids
Answer: (a).fatty acids
Question 168. C-N link in an amino acid is called a
  1.    polar bond
  2.    covalent bond
  3.    ionic bond
  4.    peptide bond
 Discuss Question
Answer: Option D. -> peptide bond
Answer: (d).peptide bond
Question 169. Structural carbon is a
  1.    monovalent
  2.    bivalent
  3.    tetravalent
  4.    trivalent
 Discuss Question
Answer: Option C. -> tetravalent
Answer: (c).tetravalent

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