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 (B)</p> Signup and view all the answers

What percentage of ornamental fishes traded yearly come from Asia?

<p>65% (B)</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 (D)</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 (C)</p> Signup and view all the answers

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

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

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

<p>Zooplankton, phytoplankton, and bacteria (D)</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 (B)</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 (D)</p> Signup and view all the answers

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

<p>Hatchery (C)</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 (B)</p> Signup and view all the answers

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

<p>Polyculture (A)</p> Signup and view all the answers

What type of system is common for cultivating ornamental fish?

<p>Raceways systems (C)</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 (D)</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 (A)</p> Signup and view all the answers

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

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

What distinguishes intensive aquaculture from semi-intensive aquaculture?

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

What is the primary objective of aquaculture?

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

Which of the following is NOT an objective of aquaculture?

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

What does 'intensive aquaculture production systems' refer to?

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

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

<p>Mangroves (D)</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 (A)</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 (A)</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 (D)</p> Signup and view all the answers

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

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

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

<p>High yield (A)</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 (B)</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 (B)</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 (B)</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 (B)</p> Signup and view all the answers

What distinguishes aquarange farming from other aquaculture practices?

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

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

<p>Recycling (C)</p> Signup and view all the answers

What characteristic distinguishes aquaculture productivity from agriculture or veterinary practices?

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

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

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

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