Fsc Part 2 Online Preparation for Biology Chapter No 25 (Ecosystem)

Online Short Questions For Chapter 11 "12th Class Biology Chapter 25 Short Questions Preparation "

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Biology - 12th Class Biology Chapter 25 Short Questions Preparation

Question # 1

Differentiate between macro nutrients and micro nutrients.

  • Ans 1: Macro nutrients: Macrnutirents are those which required by the organism in large amount are called macronutrients like water,carbon,hydrogen,oxygen.
  • Ans 2: Micro nutrients: Micronutrients are those which required by the organisms in less quantity or in trace amount like sulphure,phosphorous,magnesium etc.
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Prepare Complete Set Wise Questions For Chapter 11 "12th Class Biology Chapter 25 Short Questions Preparation "

12th Class Biology Chapter 25 Short Questions Preparation - Set 1

Question # 1

Differentiate between macro nutrients and micro nutrients.

  • Ans 1: Macro nutrients: Macrnutirents are those which required by the organism in large amount are called macronutrients like water,carbon,hydrogen,oxygen.
  • Ans 2: Micro nutrients: Micronutrients are those which required by the organisms in less quantity or in trace amount like sulphure,phosphorous,magnesium etc.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 2

Question # 1

What is parasitism?Give its kind.

  • Ans 1: Process in which a parasite lives in living organisms and cause some harm to its host is called parasitism or relationship between host and parasite is called parasitism.
  • Ans 2: Kinds of parasites: Ectoparasite: parasite which lives on outer surface of the body is called ectoparasite like lice,ticks and mites.
    Endoparasites: Parasites which live inside the body of its host is called endoparasite like liver fluke.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Differentiate between predation and parasitism.

  • Ans 1: Predation: Relation between prey and predator is called predation. prey is captured,killed and eaten by the predator.
  • Ans 2: Parasitism: The relation between parasite and host is called is parasitism.In parasitism the parasite is totally dependent on host,parasite get food, protection from he host and also harm its host.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

Define humus.

  • Ans 1: Humus is the decomposed organic matter formed by decomposers after the decomposition of dead bodies.
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12th Class Biology Chapter 25 Short Questions

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