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Conservation of Plants and Animals Test - 22

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Conservation of Plants and Animals Test - 22
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  • Question 1
    1 / -0
    The species of plants and animals which are found exclusively in a particular area are ..............
    Solution
    An 'endemic species' is one that is only found in a particular region and nowhere else in the world. Endemism is the ecological state of a species being unique to a defined geographic location, such as an island, nation, country or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. A bicolored frog is endemic to western ghat.

  • Question 2
    1 / -0
    A National Park provides protection to
    Solution
    A National Park provides protection to the entire ecosystem.
    A national park is a park in use for conservation of plant and animal in their own habitat. Thus, the correct answer is option D.
  • Question 3
    1 / -0
    Ways by which you can save paper is?
    Solution
    About 80,000-1,60,000 trees are cut down daily to make up for the need for paper products worldwide. Recycling paper is the process wherein used paper is converted into a reusable form. Recycling has many benefits:
    • It helps save trees from cutting down.
    • Saves tons of water used in making fresh new virgin trees. Since recycling paper requires less water.
    • Saves electricity usage. Since recycling paper consumes less electrical power.
    Thus collecting waste paper and recycling helps save trees and paper.
  • Question 4
    1 / -0
    A group of organisms which are capable of .............. is called as population. 
    Solution

    Interbreeding is ability to reproduce with other members of a population. Many such organisms who can interbreed with each other and produce fertile offspring are collectively called as population. 

    So, the correct answer is option A.

  • Question 5
    1 / -0
    The 'Red Data Book' provides information on:
    Solution
    The Red Data Book contains lists of species whose continued existence is threatened. They are published in many different countries and provide useful information on the threatened species of a particular area.
  • Question 6
    1 / -0
    Wildlife is affected to maximum when
    Solution
    Wild animals can survive and grow best when they are in their natural habitats. So, the destruction of their natural habitats affect them adversely and their development is impaired.
    So, option D is the correct answer.
  • Question 7
    1 / -0
    What is true for national park?
    Solution
    In the national parks, the plants and animals are conserved in their own habitat, exploitation of natural resources, development of dams, activities such as sport, fishing are prohibited. Human activity or settlement are prohibited in this area.
    Hence, option B is correct.
  • Question 8
    1 / -0
    Given below are some possible reasons for a sharp decline in the population of the species given in the figure. Which of the following is correct?
    (i) Cleared forests 
    (ii) Flooded large areas
    (iii) Polluted air and water
    (iv) Scarcity of food

    Solution
    Biodiversity is defined as the richness of flora and fauna in a particular geographical location. Forest is the house of a diverse range of flora and fauna. Clearing of the forest as a result of human activities like deforestation and forest fire etc. may lead to a decrease in the percentage of tigers as they are dependent on food and respiratory gases on the flora of the forest. Tigers consume the other animals housed by the forest. Flood and pollution may act as a secondary cause but they do not play an important role in determining the decline in the population of tigers.
    So, the correct answer is option B.
  • Question 9
    1 / -0
    Different species are classified into different threat categories in the
    Solution
    Red data book will provide information about endangered species. The Red Data Book was established for documenting rare and endangered species of animals, plants and other organisms. Species which are facing the high risk of extinction are called endangered species. Some of the endangered plants include Ebony tree, Umbrella tree, Indian mallow etc., and few of the endangered animals are Blackbuck, One Horned Rhinoceros, and Asiatic Lion etc.
    Thus, the correct answer is option D. 
  • Question 10
    1 / -0
    Most probable cause of depleting tiger population in Sariska is
    Solution
    Poaching is the process of illegal hunting, killing or capturing of wild animals for various purposes. The Sariska Tiger Reserve which was known for a good number of tigers has been reported for depleting tiger population because of the practice of poaching.
    So, the correct answer is option C.
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