Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 40580
TLS Online TPP Program

#Question id: 20102

The enthalpy change for a given reaction at 298 K is – x J mol–1 (x being positive). If the reaction occurs spontaneously at 298 K, the entropy change at that temperature

#SCPH05 I Biotechnology
  1. can be negative but numerically larger than x/298
  2. can be negative but numerically smaller than x/298
  3. cannot be negative 
  4. cannot be positive
More Questions
TLS Online TPP Program

#Question id: 4947

#SCPH06 I Botany

The first genes on Earth were probably
TLS Online TPP Program

#Question id: 414

#SCPH01 Biochemistry

The hydrolysis of phosphoenolpyruvate proceeds with a DG'° of about –62 kJ/mol. The greatest contributing factors to this reaction are the destabilization of the reactants by electostatic repulsion and stabilization of the product pyruvate by:
TLS Online TPP Program

#Question id: 3612

#SCPH12 I Genetics

Multiple alleles control inheritance of
TLS Online TPP Program

#Question id: 10388

#I Life Science/ Life Sciences Group – I-V

Phytochrome can interconvert between Pr and Pfr forms, Pr receives red light and converts into Pfr while Pfr receives far-red light and then converts into Pr, so which form of phytochrome is responsible for seed germinations?
TLS Online TPP Program

#Question id: 27704

#Research Methodology

“Empirically verifiable observation” is