1. Soil
  2. Rock
  3. Plants
  4. Minerals
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1 Answers

Option 3 : Plants

The correct answer is Plants.

The natural environment components can be classified into two

  1. Abiotic components
  2. Biotic components

Abiotic components

These components are not living but can support other living organisms. Some kinds of such organisms are given below:

  • Inorganic substances: The elements which are taken up by the plants with the help of sunlight and converted into food. Examples of such inorganic elements are nitrogen, calcium, phosphorus, hydrogen, carbon dioxide, and oxygen.
  • Organic substances: The substances which are taken in the form of inorganic materials from the food source and are again sent back to the environment after decomposition by decomposers. E.g. Carbohydrates, proteins, fats, etc.
  • Physical factors: These factors have a direct effect on living organisms, which are climatic conditions like temperature, rainfall, wind, humidity, soil, and light energy which is used by the plants for the preparation of food.
  • Lithosphere: The outermost layer of the earth (i.e.) soil or land.
  • Hydrosphere: Part of the earth having water resources like oceans, rivers, ponds, and lakes.
  • Atmosphere: It is a cover around the earth composed of a variety of gases that protect the living organisms from various harmful cosmic radiations.

Biotic components

The area in which life is possible is called a biosphere. All living organism in the biosphere depends upon one another and these organisms exist in the biosphere forming the following community.

  • Producers: The green plants present on the earth's surface which produces their own food only once by the process of photosynthesis in sunlight, water, and carbon dioxide form food for other organisms. E.g. Sugar, carbohydrates, etc.
  • Consumer: These organisms directly (or) indirectly depend upon the green plants for the source of food. E.g. All animals including man.
  • Decomposers: These are micro-organisms that decompose the complex compounds in the dead organic matter of plants and animals and again recycle the elements into the environment. E.g. Bacteria and fungi.

​So for the given conditions:

  • Biotic Components – Plants, Animals, Fungi, Insects
  • Abiotic Components – Sunlight, Water, Soil, Rock, Minerals
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