Practice Questions

TLS Online TPP Program

#Question id: 12757

Biomanipulation can best be described as

#XL - T Zoology

Removing many of the next higher trophic level organisms so that the struggling trophic level below can recover.
A means of reversing the effects of pollution by applying antidote chemicals that have a neutralizing effect on the community.
An example of how one would use bottom-up model for ecosystem restoration.
Adjusting the population numbers of each of the trophic levels back to the numbers that they were before man started disturbing ecosystems.

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TLS Online TPP Program

#Question id: 4567

#XL - S Microbiology

Charles Darwin was the first person to propose

TLS Online TPP Program

#Question id: 4568

#XL - S Microbiology

In Darwinʹs thinking, the more closely related two different organisms are, the

TLS Online TPP Program

#Question id: 4569

#XL - S Microbiology

Which of the following must exist in a population before natural selection can act upon that population?

TLS Online TPP Program

#Question id: 4570

#XL - S Microbiology

Which pair would probably have agreed with the process that is depicted by this tree?

TLS Online TPP Program

#Question id: 4571

#XL - S Microbiology

Evolutionary trees such as this are properly understood by scientists to be

TLS Online TPP Program

#Question id: 4572

#XL - S Microbiology

Of the following anatomical structures, which is homologous to the wing of a bird?