African violet is a good example of a plant propagated by root cuttings. (True or false?)

African violet is a good example of a plant propagated by root cuttings.
 
  Indicate whether the statement is true or false

Question 2

Chlorinated hydrocarbons, organophosphates, carbamates, pyrethroids, and insect growth regulators
  are examples of synthetic organic ____________________.

 
  Fill in the blank(s) with the appropriate word(s).

Question 3

Stripping a stem, coating the wound in a rooting hormone, and wrapping it in damp media is a propagation method called _____.
 
  A) tissue culture
  B) cuttings
  C) air layering
  D) separating

Question 4

A new propagation system called in vitro soil (IVS), started by the Western Asia Department of Agriculture, may change the existing tissue culture methods.
 
  Indicate whether the statement is true or false

Question 5

Propagating plants from _____ ensures that the crop will be almost exactly like the original plant.
 
  A) cuttings
  B) seed
  C) liners
  D) cross-pollination