Chemistry: Biomolecule Trivia Quiz Questions!
- 1.Which is a mono saccharide among the following:
- A.
Sucrose
- B.
Cellulose
- C.
Maltose
- D.
Glucose
- 2.Identify the reducing sugar
- A.
Sucrose
- B.
Cellulose
- C.
Starch
- D.
Glucose
- 3.Sucrose is not
- A.
A di saccharide
- B.
A non-reducing sugar
- C.
Hydrolysed to only glucose
- D.
hydrolysed to glucose & fructose
- 4.Sucrose contains glucose and fructose linked by
- A.
C1-C1
- B.
C1-C2
- C.
C1-C4
- D.
C1-C6
- 5.Glucose is not oxidised to gluconic acid by
- A.
Br2/H2O
- B.
Fehling solutions
- C.
Tollen's reagent
- D.
Conc.HNO3
- 6.Inversion of sucrose refers to
- A.
Oxidation of sucrose
- B.
Reduction of sucrose
- C.
Hydrolysis of sucrose to glucose and fructose
- D.
Polymerisation of sucrose
- 7.Glucose forms _____________ with acetic anhydride and sodium acetate
- A.
Di acetate
- B.
Tetra acetate
- C.
Penta acetate
- D.
Hexa acetae
- 8.The amino acid without chiral carbon is
- A.
Glysine
- B.
Alanine
- C.
Proline
- D.
Thyrosine
- 9.The building block of proteins are
- A.
α-hydroxy acids
- B.
α-amino acids
- C.
β-hydroxy acids
- D.
β-amino acids
- 10.Which is not true of amino acid ?
- A.
Amino acid forms Zwitter ion
- B.
Has isoelectric point
- C.
Dual behavious
- D.
Amino acid is insoluble in NaOH solution
- 11.Two amino acids say A,B- react to give
- A.
Two dipeptides
- B.
Three dipeptides
- C.
Four dipeptides
- D.
Only one
- 12.A di peptide does not have
- A.
Two dipeptide units
- B.
Portions of two amino acids
- C.
An amido group
- D.
Sal like structure
- 13.Proteins are not sensitive to
- A.
Acids
- B.
Bases
- C.
Elevated temperature
- D.
Water
- 14.Denaturation does not involve
- A.
Breaking up of H-bonding in proteins
- B.
The losss of biological action of enzyme
- C.
The losss of secndary structure
- D.
Loss of primary structure of proteins
- 15.Specificity of enzyme is due to
- A.
The sequence of amino acids
- B.
Secondary structure
- C.
Tertiary structure
- D.
All of the above
- 16.Ultimate products of hydrolysis of proteins is
- A.
Aniline
- B.
Aliphatic acid
- C.
Amino acid
- D.
Aromatic acid
- 17.Proteins are
- A.
Polypeptides
- B.
Poly acids
- C.
Poly phenols
- D.
Poly esters
- 18.Which of the following contains a lipid ?
- A.
Starch
- B.
Mineral oil
- C.
Edible oil
- D.
Peptide
- 19.Which among the following contains triglyceride ?
- A.
Wax
- B.
Cooking oil
- C.
Essential oil
- D.
Albumin
- 20.Which contains a long chain ester ?
- A.
Wax
- B.
Cookingoil
- C.
Turpentine oil
- D.
Cellulose
- 21.An example of a fatty acid obtained from a cooking oil is
- A.
Acetic acid
- B.
Stearic acid
- C.
Benzoic acid
- D.
Oxalic acid
- 22.Which is not a saturated fatty acid ?
- A.
Palmitic acid
- B.
Stearic acid
- C.
Oleic acid
- D.
Glyceric acid
- 23.Alakaline hydrolysis ofcooking oil gives
- A.
Soap
- B.
Glycerol
- C.
Fatty acid
- D.
Both (a) and(b)
- 24.Hair and nail contains
- A.
Cellulose
- B.
Fat
- C.
Keratin
- D.
Lipid
- 25.Important constituent of cell wall is
- A.
Lipid
- B.
Cellulose
- C.
Protein
- D.
Vitamin
Questions: 23 | Attempts: 11778 | Last updated: Dec 13, 2019
Questions: 13 | Attempts: 2236 | Last updated: Nov 24, 2017
-
Sample QuestionGlucose, the primary source of energy for a cell, is a type of
Questions: 10 | Attempts: 1822 | Last updated: May 20, 2015
-
Sample QuestionWhich biomolecule below contains hydrogen, oxygen, nitrogen, carbon, and phosphorous?
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