Home› ICSE Revision› Grade 8› Biology› Food Production

Food Production

How microbes, crops and animals give us food — from bacteria and yeast to the Green Revolution, animal husbandry, fish farming, silk and honey.

What this chapter covers

  1. Microorganisms and Bacteria

    ▼
    • MicroorganismsToo small for the naked eye.
    • BacteriaUnicellular; coccus, bacillus, spirillum, vibrio shapes.
    • Uses of Bacteria in Food IndustryCurd, cheese, tea, vinegar and vitamins.
  2. Fungi

    ▼
    • Fungi OverviewNo chlorophyll; mostly saprophytes on decay.
    • YeastUnicellular fungus growing in sugary solutions.
    • Economic Importance of YeastBreweries, bakeries and rich in vitamins.
  3. Agriculture and Horticulture

    ▼
    • Crops and ClassificationFood crops, cash crops, other groups.
    • Crop SeasonsKharif (rainy) and Rabi (winter) crops.
    • HorticultureFruits, vegetables, flowers and ornamental plants.
    • Organic FarmingNo synthetic fertilisers or pesticides used.
  4. Green Revolution

    ▼
    • The Green RevolutionHigher productivity through new agronomic technology.
    • Green Revolution in IndiaFrom early 1960s; M.S. Swaminathan.
  5. Animal Husbandry and Milch Animals

    ▼
    • Animal Husbandry OverviewFeeding, sheltering, caring for, breeding animals.
    • Milk-Yielding AnimalsCows, buffaloes, goats; breeds and varieties.
    • White RevolutionOperation Flood, Amul and Verghese Kurien.
  6. Meat-Providing Livestock and Poultry

    ▼
    • Goats and SheepMeat, milk, wool and skin.
    • PigsRich in protein and low-cost.
    • PoultryChickens, ducks, turkeys, geese; eggers, broilers.
  7. Fish Farming

    ▼
    • Aquaculture and PiscicultureFarming aquatic animals; pisciculture is fish.
    • Mariculture and Edible FishesMarine aquaculture; hilsa, pomphret, rohu, catla.
  8. Sericulture and Apiculture

    ▼
    • SericultureRearing silkworms to produce silk.
    • ApicultureRearing honey bees in an apiary.

Try a sample question

In breweries, yeasts ferment sugar solutions (glucose) to produce:

Other Biology chapters

Revise Food Production with My Revision Deck

Create a free account to get access to quizzes, mind maps and printable test papers with answer keys, and subscribe for chapter worksheets. Selected chapters are free to try — no payment needed.

Create a free account