Impact of Cattle Grazing and Cropping Practices on Hydrological Cycle and Desertification
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary environmental problem caused by the biomagnification of non-degradable chemicals entering the food chain?

  • Depletion of microorganisms in the soil
  • Increased water salinity
  • Soil degradation
  • Harm to human life (correct)
  • What is the main cause of eutrophication in surface water bodies according to the passage?

  • Salinization of water bodies
  • Excessive growth of fast-growing water weeds
  • Chemical runoff from excessive use of fertilizers (correct)
  • Waterlogging and rise in water tables
  • What is the primary cause of soil salinization due to excessive irrigation?

  • Conversion of fertile land into saline and waterlogged areas
  • Lack of drainage
  • Rising water tables
  • Use of canal water or groundwater for irrigation (correct)
  • Which of the following is a consequence of over-irrigation leading to waterlogging?

    <p>Reduced suitability of the land for cultivation</p> Signup and view all the answers

    How can the problem of irrigation-induced soil salinization be addressed?

    <p>Flushing the soil with good quality water to remove salts</p> Signup and view all the answers

    What is the connection between rising water tables and the problem of irrigation salinity?

    <p>Rising water tables bring salt up into the root zone</p> Signup and view all the answers

    What is the primary cause of droughts according to the passage?

    <p>Overpopulation and poor land use</p> Signup and view all the answers

    How does deforestation contribute to drought, according to the passage?

    <p>All of the above</p> Signup and view all the answers

    What is the impact of overgrazing on the environment, as mentioned in the passage?

    <p>All of the above</p> Signup and view all the answers

    What is the impact of unplanned urbanization on the environment, according to the passage?

    <p>All of the above</p> Signup and view all the answers

    What is the impact of water logging in city areas, as mentioned in the passage?

    <p>It takes several days to mechanically pump out the water.</p> Signup and view all the answers

    According to the passage, what is the primary cause of droughts in areas that were not previously drought-prone?

    <p>Deforestation and land degradation</p> Signup and view all the answers

    What is one of the consequences of cattle overgrazing on land?

    <p>Denudation of vegetation</p> Signup and view all the answers

    Which erroneous cropping practice is mentioned as a cause of drought in Maharashtra?

    <p>Overuse of water for sugarcane cultivation</p> Signup and view all the answers

    How can carefully planned crop rotation help mitigate drought?

    <p>It allows planting of water-dependent crops in drier years</p> Signup and view all the answers

    Which practice can help prevent man-made droughts through continuous observation and comparison of rainfall levels?

    <p>Drought monitoring</p> Signup and view all the answers

    What impact does urbanization have on drought-prone areas according to the text?

    <p>Converts drought-prone areas into desertified ones</p> Signup and view all the answers

    Which technique is mentioned in the text as an artificial means to induce rainfall in drought-prone areas?

    <p>Cloud seeding</p> Signup and view all the answers

    More Like This

    The Grazing Effect
    14 questions

    The Grazing Effect

    LawAbidingIguana avatar
    LawAbidingIguana
    Beef Cattle Breeds and Grazing Systems
    18 questions
    Cattle of Helios Overview
    7 questions

    Cattle of Helios Overview

    TenaciousFeynman9892 avatar
    TenaciousFeynman9892
    Cattle Parts Diagram Quiz
    11 questions
    Use Quizgecko on...
    Browser
    Browser