Growsafe Agrichemical Safety Fundamentals 2

Question 1

Under NZ regulations, what does the term 'withholding period' refer to in agrichemical application?

Accepted Answer

The minimum time between last application and harvest or grazing

Answer

The time required to mix the chemical properly

Answer

The period of storage before a chemical expires

Answer

The waiting time between consecutive spray applications

Question 2

What does the GHS pictogram of a skull and crossbones indicate on an agrichemical label in New Zealand?

Accepted Answer

Acute toxicity — may be fatal or cause serious harm

Answer

Environmental hazard to aquatic life

Answer

The product is corrosive to metals

Answer

The product is flammable

Question 3

In NZ, who is legally responsible for ensuring agrichemicals are stored correctly on a farm?

Accepted Answer

The person in charge of the workplace (PCBU)

Answer

The chemical manufacturer only

Answer

The local council inspector

Answer

The Growsafe training provider

Question 4

What is the NZ Environmental Protection Authority's (EPA) required buffer zone purpose when applying agrichemicals near waterways?

Accepted Answer

To prevent contamination of water bodies and protect aquatic life

Answer

To maximise spray coverage on crops

Answer

To comply with irrigation requirements

Answer

To protect the spray operator from drift exposure

Question 5

According to Growsafe NZ training, what should be done with empty agrichemical containers?

Accepted Answer

Triple-rinsed and returned through the Agrecovery programme

Answer

Buried on-farm in a deep pit

Answer

Burned in an open fire to destroy residues

Answer

Placed in standard household rubbish bins

Question 6

What does 'spray drift' refer to in the context of NZ agrichemical application?

Accepted Answer

Movement of spray droplets away from the target area by wind or air currents

Answer

The natural settling of spray on the crop canopy

Answer

Leaching of chemicals through the soil profile

Answer

Evaporation of chemicals from treated surfaces