Question 9How do you differentiate between capture fishing, mariculture and aquaculture?

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Capture fishingMaricultureAquacultureCatching fishes from natural resources.Culture of marine fishes.Culture of all economically important aquatic animals such as prawns, lobsters, fishes, crabs, etc.Fish grows naturally, seeding is not done.Seeding is done in sea.Rearing is done manually.

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  Science | Chapter 12: Improvement in Food ResourcesWeb Content &mdash; Quick Reference
  
    Chapter 12: Improvement in Food Resources &mdash; Quick Reference

crop improvement
      animal husbandry
      fish farming
      bee keeping
      manure
      fertiliser
      irrigation

Quick Revision Points
      
        Crop improvement: hybridisation (intervarietal, interspecific, intergeneric), GMOs
Macronutrients: N, P, K, Ca, Mg, S. Micronutrients: Fe, Mn, B, Zn, Cu, Mo, Cl
Manure (organic, humus, slow) vs Fertiliser (chemical, specific, fast)
Cropping: mixed (seeds mixed), inter (definite rows), rotation (successive seasons)
Cattle: milch (milk) vs draught (labour); Poultry: broilers (meat) vs layers (eggs)
Fish: marine (sea) vs inland (freshwater); Composite fish culture: 5-6 species together
Bee keeping: Apis cerana indica, Apis mellifera; depends on pasturage

Exam Tips for Chapter 12
      
        Read the detailed chapter notes for complete coverage of all NCERT topics.
        Practice all NCERT in-text and back exercise questions &mdash; they are frequently asked in exams.
        Focus on comparison tables, diagrams, and definitions &mdash; these are high-scoring areas.
        For numericals (if applicable), practice at least 20 problems of varying difficulty.
        Refer to the practice question bank (200+ questions) for thorough preparation.

Related Resources
      
        Detailed Notes: ch12-improvement-in-food-resources.html
        Practice Questions: 100+ questions with answers in 05-practice-questions/
        Chapter Test: 30-mark test paper in 06-tests/chapter-tests-30marks/
        Formula Sheet: Complete formula reference in 03-teacher-aid/formula-sheet.html

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Improvement in Food Resources — Question 9

Question 9

Chapter 12: Improvement in Food Resources — Quick Reference

Quick Revision Points

Capture fishing	Mariculture	Aquaculture
Catching fishes from natural resources.	Culture of marine fishes.	Culture of all economically important aquatic animals such as prawns, lobsters, fishes, crabs, etc.
Fish grows naturally, seeding is not done.	Seeding is done in sea.	Rearing is done manually.