Simple Biomolecules
Test on simple bio molecules like amino acids and lipids which form the building blocks for higher molecules.
Questions
Which of the following are a group of pigmented lipids?
- Phospholipids
- Aminolipids
- Chromolipids
- Glycolipids
- Sphingolipids
Lycopene is a __________ that is found in tomato.
- phytol
- carotenoid
- lanosterol
- ceramide
- phosphoglyceride
Which of the following happens during saponification?
- Hydrolysis of fats by lipase enzyme
- Hydrolysis of fats by alkali
- Reaction of unsaturated fatty acids with hydrogen
- Oxidation of unsaturated fatty acids
- Emulsification of fat
Which of the following components is/are a precursor of progesterone?
- Cephalins
- Steroid
- Ergosterol
- Coprosterol
- Lecithins
Which of the following is/are essential fatty acid(s)?
- Nemotinic acid
- Linolenic and linoleic acids
- Isopalmitic acid
- Stearic acid
- Oleic acid
Which of the following is a hydroxyamino acid?
- Alanine
- Leucine
- Threonine
- Lysine
- Aspargine
Which of the following is/are essential amino acid(s)?
- Alanine and glycine
- Cysteine
- Leucine and isoleucine
- Proline and serine
- Asparagine and glutamine
Which amino acid is required for nicotinamide formation?
- Glycine
- Tryptophan
- Leucine
- Methionine
- Cysteine
Which of the following fats is obtained from the wool of sheep?
- Sebum
- Lanolin
- Sulpholipid
- Nemotinic acid
- Sphingomyelin
What is the main source of metabolic water for desert animals?
- Carbohydrates
- Proteins
- Fats
- Water from an oasis
- Vitamins
When is a peptide bond formed?
- During synthesis of proteins
- During synthesis of disaccharides
- During synthesis of long chain fatty acids
- During synthesis of polynucleotides
- During synthesis of vitamins
What is the function of glycine?
- It is required for the formation of nicotinamide.
- It is required for the formation of indole-3 acetic acid in plants.
- It is involved in the formation of haem, a portion of haemoglobin.
- It is converted into hormones.
- It is involved in the formation of silk proteins.
Which of the following is a saturated fatty acid?
- Butyric acid
- 8-hexadecanoic acid
- 9-octadecanoic acid
- 9-12-octadecadienoic acid
- 9,11,13-octadecatrienoic acid
Which of the following lipids control the permeability of the cell membrane?
- Glycolipids
- Chromolipids
- Aminolipids
- Phospholipids
- Sphingolipids
Which of the following statements hold(s) true for lipids?
- Lipids are esters of fatty acids.
- Lipids are composed of C, H and O.
- Lipids are insoluble in water.
- All of the above
- None of these