Ozone is used as a/an:

1. Fungicide
2. Algicide
3. Pesticide
4. Viricide
5. Decolorizer

Which of the above are correct?

[A] Only 1, 2 & 3
[B] Only 2, 3 & 4
[C] Only 1, 2 3 & 5
[D] 1, 2, 3, 4 & 5

Many Farmers use a fungicide to rid of their crops of fungaldiseases. What might the long term effects be on soil fertility ifsuch spraying were to be applied over a long period of time?

Many Farmers use a fungicide to rid of their crops of fungaldiseases. What might the long term effects be on soil fertility ifsuch spraying were to be applied over a long period of time?

A pesticide is applied to an insect pest and soon the insect becomes resistant to the pesticide. Use Darwind 5 postulates describing natural selection to explain the steps by which the pesticide became less and less effective.