Practice Questions

TLS Online TPP Program

#Question id: 13171

Imagine some cosmic catastrophe jolts Earth so that its axis is perpendicular to the orbital plane between Earth and the sun. The most obvious effect of this change would be

#Unit 10. Ecological Principles

The elimination of tides.
An increase in the length of night.
An increase in the length of a year.
The elimination of seasonal variation

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TLS Online TPP Program

#Question id: 23203

#Unit 13. Methods in Biology

The biological materials have little intrinsic capability to ____________________

TLS Online TPP Program

#Question id: 23204

#Unit 13. Methods in Biology

Shadow casting is a technique in electron microscopy visualizing

TLS Online TPP Program

#Question id: 23205

#Unit 13. Methods in Biology

Which type of electrons are excited in SEM when intense electron beam is applied over sample?

TLS Online TPP Program

#Question id: 23206

#Unit 13. Methods in Biology

What does secondary electrons stands for during laser beam being applied.

TLS Online TPP Program

#Question id: 23207

#Unit 13. Methods in Biology

Generation of secondary electron occurs in which type of microscopy?

TLS Online TPP Program

#Question id: 23209

#Unit 13. Methods in Biology

Which microscopy allows examination of three dimensional structure of specimen?