Hydroponics

Growing crops in soil, in the open air, with irrigation, and the active application of nutrients, herbicides and pesticides.

• Aeroponics

• Geoponics

• Aquaponics

• Hydroponics

Which grow medium is used in hydroponics?

• Water

• Soil

• Porous substrate

• Nutrient Solution

Agriculture does NOT contribute towards the current ecological crisis.

• True

• False

Is NOT an advantage of hydroponics.

• Constant food supply

• Requires less water

• Highly affordable

• Uses less space

Is the simplest type of hydroponic system.

• Flow and ebb

• Drip

• wick

• Floating root

• NFT

Crops are more susceptible to disease in...

• Hydroponics

• Both hydroponics and geoponics

• Geoponics

Main issue of conventional agriculture:

• Inefficient use of resources (land and water)

• Overuse of agrochemicals

• Ecosystem damage

• All answers are correct

Why hydroponics take up less space than conventional farms?

• They are smaller

• Can be set up vertically

• There are fewer in the world

• Plants grow less

Hydroponics uses more _____ than conventional agriculture.

• Water

• Land

• Agrochemicals

• Energy

Hydroponics crops grow faster.

• True

• False