When storing apples, oxygen and carbon dioxide levels are decreased and replaced with _____.

When storing apples, oxygen and carbon dioxide levels are decreased and replaced with _____.
 
  a. carbon monoxide c. methane
  b. neon d. nitrogen

Question 2

List three forms of government safety regulations.
 
  What will be an ideal response?

Question 3

Trees that need to cross-pollinate in order to be fertile are called _____.
 
  a. self-sterile c. asexual
  b. weak d. infertile

Question 4

Pesticide ____________________ programs regulate who is permitted to purchase and apply commercial strength restricted pesticides.
 
  Fill in the blank(s) with correct word

Question 5

In grafting, the lower part of the tree is called a _____.
 
  a. scion c. primary branch
  b. rootstock d. parent plant

Question 6

The proper disposal of empty chemical containers is usually regulated by ____________________ government.
 
  Fill in the blank(s) with correct word