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TLS Online TPP Program

#Question id: 12002

Which of the following can be correctly concluded from this experiment?

#Unit 10. Ecological Principles
  1. The temperature range of the thermal niche remains constant at different evolutionary temperatures, even though critical thermal limits may change.
  2. Critical thermal limits remain constant during evolution at different temperatures.
  3. The same maximal growth rate is attained in all three populations, but it is attained at different temperatures.
  4. Maximal growth rate is not always attained at the temperature at which a population evolved
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TLS Online TPP Program

#Question id: 29434

#Unit 6. System Physiology – Plant

Symbiotic biological nitrogen fixation takes place with the association between a host plant and a nitrogen fixing prokaryote as shown in the following table
TLS Online TPP Program

#Question id: 29435

#Unit 6. System Physiology – Plant

Flavonoid's compound release by host plant are given match the following
TLS Online TPP Program

#Question id: 29436

#Unit 6. System Physiology – Plant

Which of the following is incorrectly paired 
a. NodA is an N-acyltransferase
b. NodB is a chitin-oligosaccharide deacetylase
c. NodB is a N-acyltransferase
d. NodC is a chitin-oligosaccharide synthase
f. NodC is a chitin-oligosaccharide deacetylase
TLS Online TPP Program

#Question id: 29437

#Unit 6. System Physiology – Plant

Important chemical reactions involved in Nitrate assimilation at roots are given

a. a & b both is Nitrate reductase 

b. a & b both is NADPH nitrite reductase 

c. a is Nitrate reductase and reaction takes place in plastid 

d. a is Nitrate reductase and b is NADPH nitrite reductase

Choose the correct statement made regarding the above reactions of the following
TLS Online TPP Program

#Question id: 29438

#Unit 6. System Physiology – Plant

Symbiotic nitrogen fixation in legume nodules involves Root hair cellular responses to bacterial Nod factor and this response is time-based phenomenon

Match the Response with their appropriate timing
TLS Online TPP Program

#Question id: 29439

#Unit 6. System Physiology – Plant

Nitrogenase, a complex metal containing enzyme is involved in conversion of N2 to NH3•
a. Nitrogenase is composed of two component proteins
b. Nitrogenase is a complex consisting of the MoFe protein (dinitrogenase or component I) a heterotetramer
c. Nitrogenase is a complex consisting of the MoFe protein (dinitrogenase or component I) a heterotetramer
d. Fe protein (dinitrogenase reductase or component II) a heterodimer

Which of the combination of above statement about Nitrogenase is INCORRECT