Practice Questions

TLS Online TPP Program

#Question id: 12585

Agricultural lands frequently require nutritional supplementation because

#Section 5: Applied Ecology & Evolution

Nitrogen-fixing bacteria and detrivores do not cycle nutrients as effectively as they do on wild lands.
The nutrients that enter the plants are not returned to the soil on lands where they are harvested.
The prairies that comprise good agricultural land tend to be nutrient-poor.
Grains raised for feed must be fortified, and thus require additional nutrients.

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TLS Online TPP Program

#Question id: 16888

#Section 3: Mathematics and Quantitative Ecology

This is an example of:

TLS Online TPP Program

#Question id: 8918

#Section 2: Evolution

In individual insects of some species, whole chromosomes that carry larval genes are eliminated from the genomes of somatic cells at the time of metamorphosis. A consequence of this occurrence is that

TLS Online TPP Program

#Question id: 12261

#Section 2: Evolution

When a person removed the predator Pisaster from rocky intertidal areas, the diversity of prey animals changed from 15 to __________.

TLS Online TPP Program

#Question id: 4623

#Section 2: Evolution

Which of the events described below agrees with the idea of catastrophism?

TLS Online TPP Program

#Question id: 3395

#Section 2: Evolution

The Hardy-Weinberg principle states that allele frequencies in a population will remain constant over generations if certain assumptions are met.

A. Random mating

B. Sexual selection

C. Migration

D. Large population size

E. Reproductive isolated from other population

F. Linkage of many genes

Which of the above factors will cause changes in allele frequencies overgenerations?