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66. Oil is
A. Steroid
B. Phospholipid
C. Neutral fat
D. Terpene
Explanation:
67. In contact with water, phospholipids form
A. Rounded aggregates
B. Monolayer
C. Bilayer
D. All the above
Explanation:
68. Electron microscope is based on knowledge of
A. Electromagnetic theory
B. Resolution of glass lenses
C. Magnification of glass lenses
D. Refraction of light
Explanation:
69. Carbohydrates store energy in
A. Carbon atoms
B. Hydrogen atoms
C. Chemicals bonds
D. Hydrogen bonds
Explanation:
70. In a phospholipid the phosphate group is esterified to
A. Nitrogen containing group
B. Chlorine containing group
C. Sulphur containing group
D. Sugar
Explanation:
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