Biomolecules Quiz

What are the four classifications of carbohydrates?

• Mono, di, oligo, polysaccharides

• Simple, compound, derived

• Fatty acids, triglycerides, phospholipids

• Amino acids, proteins, nucleic acids

Which type of lipid is classified as a simple lipid?

• Triglycerides

• Phospholipids

• Steroids

• Glycolipids

What is the primary structure of proteins determined by?

• Amino acid sequence

• Hydrogen bonding

• Disulfide bridges

• Ionic interactions

Which of the following is NOT a component of nucleic acids?

• Amino acids

• Nucleotides

• Phosphate groups

• Nitrogenous bases

What is the structure of a nucleotide composed of?

• Glycerol, fatty acids

• Monosaccharides

• Amino group, carboxyl group, side chain

• Sugar, phosphate, nitrogenous base

Which of the following describes oligosaccharides?

• Complex proteins

• Long chains of fatty acids

• Short chains of monosaccharides

• Single amino acids

What is the main function of carbohydrates in living organisms?

• Catalyzing biochemical reactions

• Transporting oxygen

• Energy storage and supply

• Structural support

Which classification of lipids includes phospholipids?

• Simple lipids

• Compound lipids

• Fatty acids

• Derived lipids

What type of bond is primarily responsible for the secondary structure of proteins?

• Peptide bonds

• Hydrogen bonds

• Disulfide bonds

• Ionic bonds

Which of the following is a characteristic of polysaccharides?

• They are made of many monosaccharide units

• They are always sweet

• They are composed of amino acids

• They are soluble in water