Aquaculture Tools and Techniques Quiz

Which of the following tools is used to measure the acidity or alkalinity of water?

• Thermometer

• DO Meter

• pH Meter

• Beaker

A device used to determine the temperature of water in a fish pond is called a:

• Thermometer

• Barometer

• Hygrometer

• Test Tube

Which aquaculture tool is used to transfer fish from one tank to another safely?

• Hook and line

• Hand net

• Fish trap

• Lift net

Why is a dissolved oxygen (DO) meter important in aquaculture?

• It measures the salinity of water.

• It checks how much oxygen fish need to survive.

• It filters impurities from the pond.

• It determines the fish’s weight.

What is the main purpose of using laboratory tools in aquaculture?

• To decorate the fish farm

• To study and monitor water quality and fish health

• To feed the fish automatically

• To catch fish in deeper waters

Which of the following is a laboratory tool?

• Fish net

• Microscope

• Fishing rod

• Float

What is the function of a hand net?

• Measures fish length

• Mixes chemicals

• Catches or transfers fish

• Feeds the fish

Which tool is used for measuring or mixing liquids during water testing?

• Beaker

• Bait hook

• Float

• Fishing line

A bamboo or metal trap used to catch fish or crabs is called a:

• Hook and line

• Fish trap

• Seine net

• Lift net

The Gill net works by:

• Luring fish with light

• Entangling fish by their gills

• Hooking fish one by one

• Scooping fish from the bottom