Need for Environmental Conservation


 
 
Concept Explanation
 

Need for Environmental Conservation

Need Of Environmental Conservation: Our crops consist of edible plants from a bio-diverse environment. Many medicinal plants are also used by us. The animals were selected from large stock provided by nature as milch animal. They also provided us draught power, transportation, meat, eggs. The fish provide nutritive food. Many insects help in pollination of crops and fruit trees. They also exert biological control on such insects which are harmful. Thus, it can be said that every species has a role to play in the ecosystem. So, its conservation is essential.

Due to excessive exploitation of the plants and animal resources by human beings, the ecosystem has been disturbed. About 1,300 plan: species are endangered and 20 species are extinct. Quite a few animal species also endangered and some have becone extinct.

The main cause of threat to ecosystem are

  • Hunting by greedy hunters for commercial purposes.
  • Pollution due to chemical and industrial waste, acid deposits.
  • Introduction of alien species.
  • Reckless cutting of the forests to bring land under cultivation and inhabitation.
  • Sample Questions
    (More Questions for each concept available in Login)
    Question : 1

    Which of the following three R's are regarded as environment friendly ?

    Right Option : A
    View Explanation
    Explanation
    Question : 2

    ________ are found in the forest that can be used for a wide variety of health disorders.

    Right Option : C
    View Explanation
    Explanation
    Question : 3

    Why is conservation of environment necessary?

    Right Option : D
    View Explanation
    Explanation
     
     
    Related Videos
    Language - Hindi/English


    Students / Parents Reviews [10]