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TLS Online TPP Program

#Question id: 11284

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

#XL - R Botany

  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: 12753

#XL - S Microbiology

Property of CTAB to precipitate plant DNA is because of presence of --------- in the DNA?
TLS Online TPP Program

#Question id: 12754

#XL - S Microbiology

A restriction enzyme cuts 1000bp away from the recognition site the restriction enzyme is most likely to be
TLS Online TPP Program

#Question id: 12757

#XL - T Zoology

Biomanipulation can best be described as
TLS Online TPP Program

#Question id: 12760

#XL - R Botany

Which of the examples below provides appropriate abiotic and biotic factors that might determine the distribution of the species in question?
TLS Online TPP Program

#Question id: 12785

#XL - R Botany

Which of the following members of a marine food chain occupies a similar tropic level to a grasshopper in a terrestrial food chain?
TLS Online TPP Program

#Question id: 12789

#XL - R Botany

Which of the following terms encompasses all of the others?