Biology Evolution and Population Test

5 Written Questions

1. differences among members of the same species
2. similar structures in species sharing a common ancestor
3. inherited characteristic that improves an organism
4. one species excluded due to competition
5. when a few individuals colonize an isolated new habitat

5 Matching Questions

1. vestigial structure
2. interspecific competition
3. natural selection
4. symbiotic relationship
5. conditions for the Hardy-Weinberg law

1. a relationship between two species
2. b when individuals with characteristics well-suited to an environment leaves more offspring that others
3. c between species for food and survival
4. d remnants of structures that have no clear function in modern descendants
5. e 1. infinitely large breeding population; 2. random mating; 3. no mutation; 4. no genetic flow/drift; 5. no natural selection

5 Multiple Choice Questions

1. more than one species fighting for the same resource
   1. population
   2. competition
   3. adaptation
   4. predation
2. contribution that an individual makes to the gene pool of the next generations compared to others
   1. gene pool
   2. fossil
   3. fitness
   4. biomes
3. parasitism, mutualism, commensalism
   1. types of symbiotic relationships
   2. symbiotic relationship
   3. interspecific competition
   4. population
4. changes that have transformed life over an immense time
   1. predation
   2. microevolution
   3. variation
   4. evolution
5. chronological collection of fossils in rock layers
   1. fitness
   2. population
   3. fossil record
   4. fossil

5 True/False Questions

1. population → group of individuals of the same species living in the same area at the same time

   True        False

2. gene pool → exchange of genes with another population

   True        False

3. genetic drift → all the alleles in all individuals in a population

   True        False

4. bottle neck effect → when a few individuals colonize an isolated new habitat

   True        False

5. artificial selection → selective breeding of animals and plants to produce offspring with favorable traits

   True        False