Irrigation

When determining the size of a pump for a domestic irrigation system, what must you consider? (2)

• The power of the pump

• The number of emitters

• The delivery head required

• The pump of the pump

Why is a backflow prevention device required when connecting an irrigation system to a drinking water supply system?

• To prevent the drinking water supply from becoming contaminated

• Helps prevent any back injuries for anyone who gets sprayed by the water, it has to be plugged into the wi-fi

• To reduce water flow

• To improve water quality

As per AS/NZS 3500.1, what is the hazard rating of a Type D irrigation system?

• Medium hazard

• Low hazard

• Bad hazard

• High hazard

Irrigation is ...

• growing new plants in the desert.

• where a mosquito bite is very itchy and you can't stop scratching it.

• the process of supplying water to crops artificially, instead of relying on natural rainfall. It is essential for farming in dry and arid climates.

• where rainfall helps plants and crops grow.

Static Water Pressure is ...

• the pressure in a closed system with no water moving.

• the pressure at any given point in a system as a given amount of water moves past.

• the peer pressure that water feels to move, whenever it is not moving.

• working pressure at the point of connection.

What happens in drip irrigation

• Water drips slowly drop by drop near roots

• Water is sprinkled on Crops

• Water is drawn from lakes

• Water drips and drips until it becomes really annoying to listen to

Which three of the units of measurement listed below belong to the International System of Units (SI)?

• Kilograms

• Pascals

• Onions

• Metres

• Hands

What kind of control system is this?

• Automatic

• Mind

• Manual

• Manifold

What type of Irrigation system would this probably be?

• A

• B

• C

• D

What is a manifold?

• Zone valves installed in on assembly

• Grid set out of irrigation pipe

• A fold in either clothes or paper that was completed by a man

• A group of emitters that are the same