Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 27204
TLS Online TPP Program

#Question id: 933

Industrially, nitrogen for use in fertilizers is converted to ammonia by ________.

#1. Molecules and their Interaction Relevant to Biology

  1. a simple, energy efficient reaction of N2 with water

  2. a cryogenic (very low temperature) process between N2 and H2

  3. special catalysts which drive the reduction of N2 by H2

  4. a reaction between nitric acid and hydrogen gas

More Questions
TLS Online TPP Program

#Question id: 11194

#7. System Physiology – Animal

The "threshold" potential of a membrane is the ________.
TLS Online TPP Program

#Question id: 19920

#13. Methods in Biology

Ag-Ab reactions are highly specific, in some cases antibody elicited by one antigen and with unrelated antigen also, Such two different antigens share an identical or very similar epitope then it consider 
TLS Online TPP Program

#Question id: 19465

#13. Methods in Biology

In microscopy histological samples are often stained with which basic dye
TLS Online TPP Program

#Question id: 685

#1. Molecules and their Interaction Relevant to Biology

A protein has a molecular weight of 5600 daltons; its subunits are about 1960 daltons. There are ________ protein chains per oligomer.
TLS Online TPP Program

#Question id: 23244

#13. Methods in Biology

At which position does this piperidine cleaves?