TLS Online TPP Program

#Question id: 11284


Which of the following could qualify as a top-down control on a grassland community?

#Part-B Specialized Branches in Biotechnology
  1. limitation of plant biomass by rainfall amount

  2. influence of temperature on competition among plants
  3. influence of soil nutrients on the abundance of grasses versus wildflowers
  4. effect of grazing intensity by bison on plant species diversity
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TLS Online TPP Program

#Question id: 11280

#Part-B Specialized Branches in Biotechnology

Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?

TLS Online TPP Program

#Question id: 11280

#Part-B Specialized Branches in Biotechnology

Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?

TLS Online TPP Program

#Question id: 11281

#Part-B Specialized Branches in Biotechnology

Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?

TLS Online TPP Program

#Question id: 11281

#Part-B Specialized Branches in Biotechnology

Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?

TLS Online TPP Program

#Question id: 11282

#Part-B Specialized Branches in Biotechnology

Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?

TLS Online TPP Program

#Question id: 11282

#Part-B Specialized Branches in Biotechnology

Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?