Practice Questions

TLS Online TPP Program

#Question id: 9224

Which of the following strategies would most rapidly increase the genetic diversity of a population in an extinction vortex?

#9. Diversity of Life Forms

Capture all remaining individuals in the population for captive breeding followed by reintroduction to the wild.
Establish a reserve that protects the population's habitat.
Introduce new individuals transported from other populations of the same species.
Sterilize the least fit individuals in the population

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TLS Online TPP Program

#Question id: 17666

#11. Evolution and Behavior

In the Mesozoic era, periods included;

i) Increase of dicotyledons

ii) Seeds ferns disappear

iii) Rapid development of angiosperms

iv) Spread of cycads and conifers

v) Gymnosperms declined

Find out the correct match of given period with their plants diversification events;

TLS Online TPP Program

#Question id: 1293

#4. Cell Communication and Cell Signaling

NCAMs, a group of cell-adhesion proteins belonging to the Ig superfamily. Which of the following is not a property of NCAM?

TLS Online TPP Program

#Question id: 10230

#10. Ecological Principles

Closely related species whose populations are sometimes allopatric showing greater morphology similarity but in a sympatric with distinct morphology due to

TLS Online TPP Program

#Question id: 1288

#4. Cell Communication and Cell Signaling

Which extracellular matrix component is expressed in a cell-specific manner and binds to the tripeptide sequence Arg-Gly-Asp?

TLS Online TPP Program

#Question id: 19841

#13. Methods in Biology

Which of the following is true regarding Reverse transcriptase ?