Tag: TIFR Previous Year Question Papers Biology PYQ With Answer Key Download

Identify the statement about haemoglobin that is not correct Oxygen binds the porphyrin ligands of the haem groups Oxygen binding is sensitive to pH Carbon Monoxide is toxic as it […]

What chemical would you add to D2O to produce ND3 TiN NO2 Li3N NaNO2 Lithium nitride (Li₃N) reacts with deuterium oxide (D₂O, heavy water) to produce deuterated ammonia (ND₃) via […]

You have added a drop of high concentration sugar solution in a bowl of water at room temperature. A few minutes later, which of the following statements is true? Sugar […]

Choose the most appropriate option from below for the spectroscopic evidence of hydrogen bond formation. D—H……A where D and A are the hydrogen bond donor and acceptor respectively. H is […]

Silicates, Silicone and silica all share the follow: A linear chair structure Si-O bonds Si-Si bonds Catalysis for hydrogenation All three – silicates, silicone and silica – contain Si–O (silicon–oxygen) bonds, […]

Which one of the following statements is wrong? Cellulose is a polysaccharide Uracil is a pyrimidine Serine is a sulphur containing amino acid Sucrose is a disaccharide The wrong statement […]

What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction What Does Kcat/Km Signify in Enzyme Kinetics? Complete […]

What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction Kcat/Km signifies the specificity (catalytic efficiency) of an enzyme […]

When large globular proteins are homogeneously mixed with short polymer chains, which of the following statements is true? Depletion interaction will keep the mixture homogeneous the smaller polymers will keep […]

The rate of reaction for a second order reaction can be dependent on concentration of one reactant dependent on concentration of two reactants independent of product concentration all of the […]