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#Question id: 11400


What is the primary ecological role of prokaryotes?

#XL - S Microbiology
  1. parasitizing eukaryotes, thus causing diseases
  2. breaking down organic matter
  3. metabolizing materials in extreme environments

  4. adding methane to the atmosphere

Answer:- Option(s): 2


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#Question id: 12579

#XL - R Botany

Which of the following probably contains the highest concentration of toxic pollutants (biological magnification)? 

TLS Online TPP Program

#Question id: 12580

#XL - R Botany

When levels of CO2 are experimentally increased, C3 plants generally respond with a greater increase in productivity than C4 plants. This is because

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#Question id: 12582

#XL - R Botany

Which of  the  following  describes carbon dioxide,  methane, and  water  vapor re-reflecting infrared radiation back toward Earth?

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#Question id: 12583

#XL - R Botany

Which of the following is caused by excessive nutrient runoff into lakes?  

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#Question id: 12584

#XL - T Zoology

Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 

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#Question id: 12584

#XL - R Botany

Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 

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