TLS Online TPP Program

#Question id: 37992


Gynogenesis is considered a significant alternative to androgenesis (anther culture) specifically in cases where: 

#Plant Biotechnology
  1. The plant produces too much pollen. 
  2. Anther culture is unsuccessful or produces albino plants (e.g., Gerbera). 
  3. The plant is dioecious.
  4. High ploidy levels are required
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TLS Online TPP Program

#Question id: 10369

#Plant Biotechnology

Which type of the nitrogen-fixing bacteria are thought to maintain a low oxygen concentration (microaerobic conditions) through their high levels of respiration

TLS Online TPP Program

#Question id: 10376

#Plant Biotechnology

Symbiotic nitrogen-fixing rhizobia release nodulation (Nod) factors as signaling agents as they near the surface of a legume root. The interaction between specific nod factors and their corresponding receptors. Which of the following statements is incorrect?

TLS Online TPP Program

#Question id: 10384

#Plant Biotechnology

Nitrogenase enzyme complex catalyzes the molecular nitrogen fixation, this enzyme not only fixes nitrogen but also perform other reactions given below. Which one is not performed by nitrogenase?

TLS Online TPP Program

#Question id: 10334

#Plant Biotechnology

N2 combines with hydrogen to form ammonia under elevated temperature (about 200°C) and high pressure (about 200 atmospheres) and in the presence of a metal catalyst (usually iron). The extreme conditions are required to overcome the high activation energy of the reaction. This nitrogen fixation reaction, called

TLS Online TPP Program

#Question id: 10335

#Plant Biotechnology

plants can store high levels of nitrate, and they can translocate it from tissue to tissue without deleterious effect. Yet if livestock or humans consume plant material that is high in nitrate, they may suffer with,

TLS Online TPP Program

#Question id: 10338

#Plant Biotechnology

Nitrate from the soil solution actively absorb by Plant roots via several low- and high-affinity transporters known as