TLS Online TPP Program

#Question id: 23215


In Scanning tunneling microscopy which type of probes is used for scanning the specimen surface?

#Unit 13. Methods in Biology
  1. Tungsten tip
  2. Gold tip
  3. Silver tip
  4. Iron tip
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TLS Online TPP Program

#Question id: 12669

#Unit 6. System Physiology – Plant

Water potential of plants under various growing conditions, and sensitivity of various physiological processes to water potential, during  water potential  0→ -1 MPa,  which of the following  physiological condition will not be seen ;

TLS Online TPP Program

#Question id: 12670

#Unit 6. System Physiology – Plant

 Changement  in the physiology or morphology of the individual is a nonpermanent  or  temporary and that can be reversed if the prevailing environmental conditions change is termed as 

TLS Online TPP Program

#Question id: 12671

#Unit 6. System Physiology – Plant

When genetic changes in an entire plant population have been fixed over many generations by selective environmental pressure, those changes are referred to as,

TLS Online TPP Program

#Question id: 12672

#Unit 6. System Physiology – Plant

Following are given some prediction about stress response which ultimately generate ROS;
a) Stress response activates the scavenging mechanism by ROS , these ROS is responsible for activating self-generation  mechanism by using RBOH
b) ROS have a negative effect on plant growth,  development,  and  yield
c) Almost every stress leads to the activation of ROS and its signal transduction
d) ROS indirectly induce acclimation mechanisms
Which of the following is the correct prediction about ROS activated by stress response?

TLS Online TPP Program

#Question id: 12673

#Unit 10. Ecological Principles

Burning fossil fuels releases oxides of sulphur and nitrogen. Ultimately, these are probably responsible for

TLS Online TPP Program

#Question id: 12674

#Unit 10. Ecological Principles

You  have  a  friend  who  is  wary  of  environmentalists? claims  that  global  warming  could  lead  to  major  biological change on Earth. Which of the following statements can you truthfully make in response to your friend's suspicions?