Aquaculture Review Quiz

What is the process of removing salt from water?

• Salinization

• Desalting

• Osmoregulation

• Acclimatization

What is the main purpose of a fish hatchery?

• Harvesting mature fish

• Raising fish from eggs to the juvenile stage

• Feeding fish for growth

• Collecting fish waste for fertilizer

What is the primary purpose of aeration in aquaculture ponds?

• Enhance natural predation

• Reduce dissolved oxygen levels

• Promote algal bloom

• Increase dissolved oxygen levels

What is the process of removing waste material and excess nutrients from the water in an aquaculture system?

• Filtration

• Aeration

• Feeding

• Grading

Which of the following is NOT a type of aquaculture system?

• RAS (Recirculating Aquaculture System)

• Ponds

• Aquaponics

• Desalination

Which of the following factors can lead to poor water quality in an aquaculture system?

• Low stocking density

• High dissolved oxygen levels

• Overfeeding

• Regular water exchange

Which fish species is known for its ability to survive in both freshwater and saltwater environments?

• Tilapia

• Catfish

• Salmon

• Eel

What is the primary purpose of using aeration systems in aquaculture?

• To reduce water temperature

• To increase dissolved oxygen levels

• To promote algae growth

• To prevent fish diseases

Which of the following is an example of a common marine fish species raised in aquaculture?

• Trout

• Carp

• Barramundi

• Catfish

What is the term used for the process of removing excess fish from a fishpond to maintain a healthy population?

• Seining

• Grading

• Stocking

• Harvesting