CUET UG Biomolecules — practice questions
51 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CUET UG Biomolecules in the app →Carbohydrates are defined as optically active polyhydroxy:Carbohydrates are also known by which other name?A carbohydrate that cannot be hydrolysed further is a:Oligosaccharides give on hydrolysis how many monosaccharide units?Polysaccharides are also called non-sugars because they are not:Sugars that reduce Tollens' reagent are called:A monosaccharide holding an aldehyde group is called an:Glucose is an aldohexose also known as:Prolonged heating of glucose with hydrogen iodide gives:Glucose oxidised by bromine water yields:Oxidation of glucose with nitric acid gives:Glucose pentaacetate shows that glucose carries how many hydroxyls?Commercial glucose is obtained by hydrolysing starch at:The carbon whose hydroxyl decides alpha or beta glucose is called:The six membered ring form of glucose is called the:Fructose is best described as a:The five membered ring form of fructose is called the:Two monosaccharides joined through an oxygen atom share a:Sucrose is a non reducing sugar because both its:The laevorotatory mixture left after hydrolysing sucrose is called:Maltose on hydrolysis gives two units of:Lactose, the sugar of milk, is built from glucose and:The water soluble component of starch is:Amylopectin makes up roughly what share of starch?Cellulose is a straight chain polymer built only from:Carbohydrate is stored in the animal body as:All proteins are polymers of which kind of amino acid?The word protein comes from a Greek word meaning:Amino acids the body cannot make and must eat are called:The dipolar ion form of an amino acid is called a:Which amino acid is not optically active?Most naturally occurring amino acids carry which configuration?The bond joining two amino acids in a protein is a:A chain of more than ten amino acids is called a:Keratin and myosin are examples of which class of protein?Insulin and albumin are examples of which class of protein?The sequence of amino acids in a chain is its:The alpha helix and the beta pleated sheet belong to which level?The arrangement of sub-units in a protein is its:On denaturation a protein loses which structures?The coagulation of egg white on boiling is an example of:Almost all enzymes are which kind of protein?The name of an enzyme almost always ends in:Enzymes speed a reaction by lowering its:Which set of vitamins is fat soluble?Water soluble vitamins must be eaten regularly because they are:The sugar found in a DNA molecule is:Which base occurs in RNA but not in DNA?A base attached to a sugar without phosphate is called a:Nucleotides in a chain are joined by which linkage?In the DNA double helix adenine pairs with: