Practice Questions

TLS Online TPP Program

#Question id: 11983

Which of the following is a behavioral pattern resulting from an ultimate cause?

#Unit 10. Ecological Principles

A male robin attacks a red tennis ball because it resembles the breast of another male.
A male robin attacks a red tennis ball because hormonal changes in spring increase its aggression.
A male robin attacks a red tennis ball because a part of its brain is stimulated by red objects.
A male robin attacks a red tennis ball because it confuses it with an encroaching male who will steal his territory.

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TLS Online TPP Program

#Question id: 19052

#Unit 13. Methods in Biology

Amino acids detected by spraying the plate with ninhydrin solution is an example of

TLS Online TPP Program

#Question id: 19053

#Unit 13. Methods in Biology

The principle on which thin layer chromatography is based is that the ____________

TLS Online TPP Program

#Question id: 19054

#Unit 13. Methods in Biology

Which is not an application of TLC?

TLS Online TPP Program

#Question id: 19055

#Unit 13. Methods in Biology

In quantitative T.L.C radioactive material can be studied by

TLS Online TPP Program

#Question id: 19056

#Unit 13. Methods in Biology

The stationary phase in thin layer chromatography is

TLS Online TPP Program

#Question id: 19057

#Unit 13. Methods in Biology

Which of the statements is correct about Gas chromatography?