G8 QUIZ AQUACULTURE Q1

Which tool is used to monitor and control feed intake in tanks and cages?

• A. Feed Scoop
  

• B. Feeding Tray / Feeding Ring
  

• C. Automatic Feeder
  

• D. Paddlewheel Aerator

The primary purpose of a feeding tray or feeding ring is to:

• A. Reduce water temperature
  

• B. Prevent overfeeding and feed waste
  

• C. Sort fish by size
  

• D. Measure pH levels

Which tool is designed for measuring and distributing fish feeds manually?

• A. Net Repair Kit
  

• B. Feed Scoop or Pail
  

• C. Secchi Disk
  

• D. Fish Grader

An automatic feeder’s advantage is:

• A. Removing fish waste
  

• B. Ensuring consistent feeding at regular intervals
  

• C. Measuring oxygen content
  

• D. Cleaning the pond bottom

Which feeding tool saves labor by distributing feed automatically?

• A. Paddlewheel Aerator
  

• B. Automatic Feeder
  

• C. Feeding Tray
  

• D. Siphon Hose

A thermometer in aquaculture is mainly used to:

• A. Measure water temperature
  

• B. Check oxygen content
  

• C. Remove excess feed
  

• D. Disinfect nets

The preferred pH range for most fish species is:

• A. 5.0–6.0
  

• B. 6.5–8.5
  

• C. 8.5–10.0
  

• D. 4.5–5.5

Which tool measures the amount of oxygen dissolved in water?

• A. Secchi Disk
  

• B. pH Meter
  

• C. Dissolved Oxygen Meter
  

• D. Measuring Tape

The Secchi Disk is used to measure:

• A. pH level
  

• B. Oxygen content
  

• C. Water clarity

• D. Water temperature

A pH meter helps determine:

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• A. Acidity or alkalinity of water
  
  

• B. Water clarity
  

• C. Fish size distribution
  

• D. Feed conversion ratio