CHAPTER 1: INTRODUCTION, HISTORY AND IMPORTANCE OF AQUACULTURE I

What is aquaculture?

• Farming of aquatic animals and aquatic plants using or within freshwater, seawater, brackish water and inland saline water

• Farming of aquatic animals and plants using or within freshwater, seawater, brackish water and inland saline water

• Farming of finfish and algae using or withing freshwater, seawater, brackish water and inland saline water

Tags

NGSS.MS-LS2-5

Which of the following are the main objectives of aquaculture?

• promoting health

• increasing food production

• replacing capture fishery production

• using waste land productively

Tags

NGSS.MS-LS2-5

which of the following is the salinity of seawater

• 0 ppt

• >0 ppt, <30 ppt

• > 30 ppt

Which of the following is the crustacean culture?

• Tilapia culture

• Oyster culture

• Shrimp culture

• Artemia culture

How can you describe extensive culture?

• Low density of fish

• Relies on external food supply

• Require constant maintenance and vigilance

• Relies on technology

Which of the following describe intensive culture?

• Basic system

• Relies on both natural productivity (algae) and food supply

• Rearing fish in greater density

• Require little labor

Which of the following is a freshwater farmed species

• Oreochromis niloticus

• Ephinephelus fuscoguttatus

• Macrobrachium rosenbergii

• Dicentrarchus labrax

In China, they adapting polyculture for different types of fish. What are they?

• mud carp, bighead carp, common carp & grass carp

• mud carp, bighead carp, silver carp & grass carp

• mud carp, black carp, silver carp & grass carp

• mud carp, bighead carp, mirror carp & grass carp

Tags

NGSS.MS-LS2-5

How many types of culture systems/techniques have you learnt?

• 3

• 4

• 5

• 6

Which of the following is not the importance of aquaculture industry

• as main source of protein

• source of employments and wealth creation

• encourage downstream industry

• source of excess nutrients in the water