Pennsylvania State University

Quiz #11

TURF 100

1)Seeded cultivars exhibit many DNA fingerprints while vegetative and apomictic cultivars exhibit only one DNA fingerprint.

1. 1. True
   2. False

2. Turfgrass breeding has substantially improved the performance and quality of today’s turfgrass cultivars.
   1. True
   2. False

3. Which of the following are true regarding endophytes in turfgrass species?
   1. endophytes are microorganisms, typically fungi, that live their entire life cycle with their host plant without causing disease.
   2. endophytes protect their host plant from many chewing insects, some diseases, and drought
   3. the turfgrass species that commercially contain endophytes are perennial ryegrass, tall fescue, and fine fescues.
   4. all of the above
   5. none of the above

4. According to Turgeon, which of the following best serves as a definition for the science of taxonomy?
   1. the science of classifying living organisms in specially named categories based on shared characteristics and natural relationships.
   2. the science of the application of fertilizers through an irrigation system.
   3. the science focused on the production and maintenance of specialized grasses and other ground covers.
   4. the science of all cultural practices that form the basis of all other cultural practices.
   5. the immigration reform act of 1982.

5. Who is considered to be the “Father” of taxonomy?
   1. Carl Linnaeus
   2. William Hudson
   3. Johann von Schreber
   4. Jean de Lamarck