Practice Questions

TLS Online TPP Program

#Question id: 9219

If the sex ratio in a population is significantly different from 50:50, then which of the following statements will always be accurate?

#Unit 9. Diversity of Life Forms

The population will enter the extinction vortex.
The genetic variation in the population will increase over time.
Modeling of the minimum viable population size will underestimate the actual population size.
The effective population size will be less than the actual population size.

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#Question id: 11444

#Unit 10. Ecological Principles

Ecologist have proposed following explanation to lead maximize biodiversity at tropic.

A. Higher productivity in the tropics allows for more species present

B. Old communities have greater species than younger community

C. Natural enemies such as predators and parasite limit competition in the tropics, which allows more species to coexist

D. Very less intensity of disturbances in the tropics promote high succession diversity

#Question id: 5265

#Unit 8. Inheritance Biology

The mechanism by which genes are transferred into bacteria via viruses is called

#Question id: 3456

#Unit 11. Evolution and Behavior

Which scientist suggested that human social behavior may have a genetic basis?

#Question id: 4915

#Unit 8. Inheritance Biology

When an albino female plant of maize is crossed with normal green male plant, all plants in the progeny are albino because

#Question id: 1394

#Unit 4. Cell Communication and Cell Signaling

Apoptosis involves all but which of the following?