Is the air in your house a homogeneous or heterogeneous mixture? ...

[Mr3Hunna]

Is the air in your house a homogeneous or heterogeneous mixture?
 
  A) homogeneous because it is mixed very well
  B) heterogeneous because of the dust particles it contains
  C) homogeneous because it is all at the same temperature
  D) heterogeneous because it consists of different types of molecules

Question 2

How can a pheromone be used to limit pesticide use?
 
  A) to lure pests to traps
  B) to lure pests to locations where only a little pesticide has been applied
  C) to suppress the sex drive of the pests
  D) to sterilize the insects
  E) only A or B

[Hdosisshsbshs]

Answer to Question 1

B

Answer to Question 2

E

[Mr3Hunna]

Thank you!

[Hdosisshsbshs]

Always glad to help...