Factors Affecting Land Development
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Questions and Answers

What is another term for Ornamental Fish Culture?

  • Ichthyology
  • Aquaculture
  • Aquariculture (correct)
  • Marine Biology
  • Which country is one of the largest exporters of marine ornamental fish species in the world?

  • Australia
  • Philippines (correct)
  • Thailand
  • Japan
  • What is the term used to describe attractive, colorful fishes reared in a confined aquatic system?

  • Monoculture Fishery
  • Ornamental Fishes (correct)
  • Marine Aquaculture
  • Commercial Fisheries
  • What farming practice involves the cultivation of several species of Chinese carps together?

    <p>Polyculture</p> Signup and view all the answers

    What percentage of ornamental fishes traded yearly come from Asia?

    <p>65%</p> Signup and view all the answers

    What are the two primary water pollutants that need to be removed in aquaculture?

    <p>Ammonia compounds and fish feed particles</p> Signup and view all the answers

    Why has the interest in producing rice and fish together declined in recent years?

    <p>Excessive use of fish-toxic pesticides for high yielding rice varieties</p> Signup and view all the answers

    Which type of aquaculture system has little control over stock manipulation?

    <p>Extensive aquaculture system</p> Signup and view all the answers

    What are the recommended risks to consider in risk management in aquaculture?

    <p>Zooplankton, phytoplankton, and bacteria</p> Signup and view all the answers

    Which of the following is an example of an ornamental fish culture system?

    <p>Indoor tank for tropical fish breeding</p> Signup and view all the answers

    What is a common method of aquatic organism cultivation in aquaponics?

    <p>Growing fish in integrated pond systems</p> Signup and view all the answers

    Which phase of aquaculture involves the artificial control of fish egg hatching for commercial purposes?

    <p>Hatchery</p> Signup and view all the answers

    What distinguishes the two groups of farmed seaweeds in the Philippines?

    <p>The method of extracting industrial chemicals</p> Signup and view all the answers

    Which farming system involves growing multiple species of aquatic organisms together?

    <p>Polyculture</p> Signup and view all the answers

    What type of system is common for cultivating ornamental fish?

    <p>Raceways systems</p> Signup and view all the answers

    What is monoculture in aquaculture?

    <p>The culture of a single species of an organism in a culture system of any intensity</p> Signup and view all the answers

    What is a key characteristic of polyculture in aquaculture?

    <p>Culture of several species in the same waterbody</p> Signup and view all the answers

    In aquaculture, what does semi-intensive adoption of techniques entail?

    <p>Supplemental fertilization without full feeding</p> Signup and view all the answers

    What distinguishes intensive aquaculture from semi-intensive aquaculture?

    <p>High scientific backing and high rate of production</p> Signup and view all the answers

    What is a common practice in polyculture to ensure all species are adequately fed?

    <p>Using a common food acceptable to all or most species being cultured</p> Signup and view all the answers

    What is the primary objective of aquaculture?

    <p>Providing easily digestible human food at a reasonable cost</p> Signup and view all the answers

    Which of the following is NOT an objective of aquaculture?

    <p>Creating artificial reefs for marine conservation</p> Signup and view all the answers

    What does 'intensive aquaculture production systems' refer to?

    <p>Large-scale monoculture production with high stocking densities</p> Signup and view all the answers

    What is the main purpose of producing ornamental fish in aquaculture?

    <p>For aesthetic appeal and ornamental purposes</p> Signup and view all the answers

    What does 'polyculture' in aquaculture involve?

    <p>Mixing different species of fish for mutual benefit in the same environment</p> Signup and view all the answers

    What type of vegetation near river banks and coastal shores indicates productive soil?

    <p>Mangroves</p> Signup and view all the answers

    In aquaculture, what is the typical pH range preferred for pollution-free water supply?

    <p>7.8-8.5</p> Signup and view all the answers

    Which area with tidal fluctuation of 1 m or less would face challenges in drainage and filling?

    <p>Coastal shores</p> Signup and view all the answers

    What type of pond culture involves rearing fish in a static pool of water?

    <p>Static pond culture</p> Signup and view all the answers

    Which type of ponds receive water supply from rainfall to fill them?

    <p>Sky ponds</p> Signup and view all the answers

    Which aspect of aquaculture involves integrating fish farming with other agricultural practices for increased profitability?

    <p>Integrated Farming</p> Signup and view all the answers

    What is the primary benefit of intensive fish culture in aquaculture?

    <p>High yield</p> Signup and view all the answers

    Which practice involves restocking wild stock for harvesting through artificial recruitment of fish seeds and larvae in fish hatcheries?

    <p>Ranching</p> Signup and view all the answers

    What is the main purpose of replenishing destroyed coral reefs through the construction of artificial coral reefs?

    <p>Protecting marine life habitats</p> Signup and view all the answers

    Which term describes the practice of crowding fishes closely in a water body to achieve high yields?

    <p>Intensive Fish Culture</p> Signup and view all the answers

    In aquaculture, which term refers to the production of commercially important items like ornamental fishes and prawns for earning foreign exchange?

    <p>Earning Foreign Exchange</p> Signup and view all the answers

    What distinguishes aquarange farming from other aquaculture practices?

    <p>Artificial recruitment of wild stock</p> Signup and view all the answers

    Which technique in aquaculture facilitates the efficient recycling of domestic and agriculture wastes?

    <p>Recycling</p> Signup and view all the answers

    What characteristic distinguishes aquaculture productivity from agriculture or veterinary practices?

    <p>Higher productivity</p> Signup and view all the answers

    Which aspect of aquaculture contributes significantly to rural development by providing employment opportunities?

    <p>Rural Development</p> Signup and view all the answers

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