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Published on: 29/08/2019
Biomolecules
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Questions + Answers key
Take MCQ Biology Test
1.
Which biomolecule is used in making perfumes?
2.
What is the commercial use of cellulose?
3.
Mention the chemical nature of enzymes
4.
What is the name given to a polysaccharide composed of two different monomers? Also give example for this.
5.
Name the protein which forms the intercellular ground substance.
6.
Which of the following is a fat?
Mustard oil
Ghee
Sunflower oil
Castor oil
7.
Aromatic amino acids contain which reactive group?
Ethyl
Ketone
Benzene
Hydroxil
8.
Amino acids are also known as: _____.
\(\alpha\) - amino acid
\(\beta\) - amino acid
\(\gamma\) - amino acid
\(\delta\) - amino acid
9.
Which of the following elements is highest in percentage composition in the human body?
Oxygen
Carbon
Hydrogen
Nitrogen
10.
Which is the first step in analysis of biomolecules?
Precipitation
Extraction
Staining
Reagent Reaction
1.
Aromatic oils.
2.
The main commercial use for cellulose is paper manufacturing, where the kraft process is used to separate it from lignin. Tissue production includes many kinds of products such as toilet papers, kitchen towels, disposable napkins, handkerchiefs, facial tissues and also kinds of AFH tissue products.
3.
All known enzymes are proteins. They are high molecular weight compounds made up principally of chains of amino acids linked together by peptide bonds.
4.
The name given is heteropolysaccharide to the type of polysaccharide, which is composed of different types of monomers, e.g., pectin.
5.
Collagen forms the intercellular ground substance.
6.
(b)
Ghee
7.
(c)
Benzene
8.
(a)
\(\alpha\) - amino acid
9.
(a)
Oxygen
10.
(b)
Extraction
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