Title: Unit 7 Quiz
Course: SLF 160 Plant Propagation > Section: SLF 160 Plant Propagation

Q: The use of soilless potting mixes is advantageous for growers because of their _____.
- drainage
- light weight
- granular structure
- All of the above
A: All of the above

Q: Organic potting mixture will NOT contain ______.
- raw manure
- crabmeal
- bloodmeal
- peat
A: raw manure

Q: Applications of raw manure are not ideal for vegetable crops because it may contain _____.
- organically-derived nutrients
- phosphorus
- pathogens which can impact human health
- fibrous matter
A: pathogens which can impact human health

Q: Successful micropropagation requires _____.
- a higher level of disinfection and sterility
- financial resources and backing
- the availability of organic materials
- complicated and sophisticated equipment
A: a higher level of disinfection and sterility

Q: According to our readings, the ideal pH range for plant growth is between _____.
- 11.0 and 14.0
- 2.4 and 3.3
- 5.4 and 6.8
- 7.5 and 9.0
A: 5.4 and 6.8

Q: Applications of fertilizers cannot affect soil acidity or alkalinity.
- True
- False
A: False

Q: Chlorosis, or a yellowing of foliage, can be a symptom of ______.
- a manganese deficiency
- an iron deficiency
- no deficiency at all; it could be ornamental variegated foliage
- All of the above
A: All of the above

Q: Identify three nutrients critical for plant growth.