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TLS Online TPP Program

#Question id: 11397

Which statement about the domain Archaea is false?

#XL - S Microbiology
  1. Genetic prospecting has recently revealed the existence of many previously unknown archean species.
  2. Some archaeans can reduce CO2 to methane.
  3. The genomes of archaeans are unique, containing no genes that originated within bacteria.
  4. Some archaeans can inhabit solutions that are nearly 30% salt
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TLS Online TPP Program

#Question id: 18386

#XL - S Microbiology

Biomagnification occurs mainly because of the following reasons
I. compounds are taken up from the environment and accumulated in the lipid deposits of body
II. organisms are consumed by other organisms in a non- sequential manner constituting the food chain
Which of the above statements are incorrect?
TLS Online TPP Program

#Question id: 355

#XL - Q Biochemistry

Measurements show that the pH of a particular lake is 4.0. What is the hydroxide ion concentration of the lake?
TLS Online TPP Program

#Question id: 2054

#XL - S Microbiology

What is the single best defining feature of systemic lupus erythematosus (SLE)?
TLS Online TPP Program

#Question id: 31427

#XL - S Microbiology

If the number of bacteria in a culture doubles every 30 minutes, how many bacteria will be present after 3 hours if the initial count is 50?
TLS Online TPP Program

#Question id: 11375

#XL - T Zoology

Productivity per day (NPP per ground area per day) four different ecosystems