Question:

Natural system of classification was given by

Updated On: Jun 23, 2023
  • Carolus Linnaeus
  • George Bentham and Joseph Dalton Hooker
  • Hutchinson
  • Ernest Haeckel
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The Correct Option is B

Solution and Explanation

According to natural sytem of classification the organisms are arranged according to their natural affinities through the use of all important permanent charateristics. The most important of natural systems for classification of seed plants was developed by G. Bentham and J.D. Hooker in the treatise called Genera Plantarum (1862-1883).
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Concepts Used:

Plant Kingdom

The Plant Kingdom comprises all the plants that have some shared characteristics. These are bacteria (prokaryotes), photosynthetic plants, fungi, and several non-photosynthetic plants.

Read Also: Two Kingdom Classification

Several features of Kingdom Plantae are as follows:

  • They are stationary. They are static and usually remain in one place only.
  • They have branches that expanded and green leaves due to the presence of chlorophyll.
  • They are an autotrophic mode of nutrition that simply means they prepare their food with the help of water, sunlight and carbon dioxide. It is further known as self-nutrition.
  • They indulge in photosynthesis during the day and therefore more carbon dioxide is needed during the day and at night it is released.
  • They secure their food in the form of starch-like algae.
  • They have an inelastic wall around their cell known as a cell wall comprised of cellulose.
  • There is an absence of the nervous system and excretory system.
  • Reproduction is entirely dependent on air, insects and water. Asexual and vegetative method of reproduction is noticed or detected.
  • The non-photosynthetic plants acquire their food through parasitism, i.e through their host like Indian pipe.

Read More: Classification of Plants