Environmental Science Overview Quiz
48 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 a key principle of environmental science?

  • Gibbs’ energy
  • Chemical kinetics
  • Sustainable development (correct)
  • Pressure and temperature interactions
  • Which aspect is NOT included in the structure and composition of the Earth?

  • Atmosphere
  • Hydrosphere
  • Lithosphere
  • Ecosystem dynamics (correct)
  • What process describes how energy and mass transfer across various environmental interfaces?

  • Chemical speciation
  • Thermodynamics (correct)
  • Biogeography
  • Ecological succession
  • What meteorological parameter refers to the rate of temperature change with altitude?

    <p>Adiabatic lapse rate</p> Signup and view all the answers

    Which of the following best describes return on information from remote sensing?

    <p>Digital image processing</p> Signup and view all the answers

    Which chemical concept is involved in the solubility of gases in water?

    <p>Chemical equilibria</p> Signup and view all the answers

    Which aspect of environmental science deals with assessing natural resources?

    <p>Biogeographic provinces</p> Signup and view all the answers

    What is the purpose of environmental education and awareness?

    <p>To enhance understanding of climate change issues</p> Signup and view all the answers

    What is the main reason for the high pressure on natural resources in India?

    <p>A large population living on a small land area</p> Signup and view all the answers

    Which of the following is NOT a soil health problem recognized by agricultural experts?

    <p>Pollution from industrial waste</p> Signup and view all the answers

    What is emphasized as essential for developing countries to achieve?

    <p>Environmentally sound and sustainable development</p> Signup and view all the answers

    Which classification of environment refers to external physical factors such as air and water?

    <p>Physical Environment</p> Signup and view all the answers

    Which segment of Earth's environment consists of soil and rocks?

    <p>Lithosphere</p> Signup and view all the answers

    What is considered crucial for the planning of development according to ecological sustainability?

    <p>Synchronization of resource use with the ecological cycle</p> Signup and view all the answers

    What is the primary component that makes up the main mineral constituents of the soil?

    <p>Carbonates</p> Signup and view all the answers

    Which environment includes all living organisms like plants, animals, and microorganisms?

    <p>Biotic Environment</p> Signup and view all the answers

    What is the primary focus of environmental science?

    <p>Application of scientific methods to environmental issues</p> Signup and view all the answers

    Which of the following is NOT a reason for the significance of environmental studies?

    <p>Elimination of urban development</p> Signup and view all the answers

    How is environmental science different from ecology?

    <p>Environmental science is interdisciplinary and includes various fields</p> Signup and view all the answers

    What has been a problematic trend in the development of rich countries?

    <p>Transferring pollution-intensive industries to developing countries</p> Signup and view all the answers

    What term best describes the collective external conditions that impact the growth of organisms?

    <p>Environmental conditions</p> Signup and view all the answers

    What is claimed to be a consequence of increased industrial growth?

    <p>Decreased human life expectancy</p> Signup and view all the answers

    Which of the following environmental issues requires global cooperation to address?

    <p>Marine pollution</p> Signup and view all the answers

    What is a major contributor to the complexity of environmental issues today?

    <p>Growing human and animal populations</p> Signup and view all the answers

    What is the relationship between oxidation potential and reduction potential for an electrode?

    <p>Oxidation potential is the negative of reduction potential.</p> Signup and view all the answers

    Which component contributes the least to the volume of healthy soil?

    <p>Organic matter</p> Signup and view all the answers

    Which soil particle size is classified as sand?

    <p>Between 0.1 and 2 mm</p> Signup and view all the answers

    What is the latent heat of sublimation?

    <p>The heat required to change from solid to gas directly</p> Signup and view all the answers

    What is the primary function of humus in soil?

    <p>To improve soil structure and supply nutrients.</p> Signup and view all the answers

    What is the approximate percentage of water in healthy soil?

    <p>25%</p> Signup and view all the answers

    What is the term for the sum of evaporation and transpiration?

    <p>Evapotranspiration</p> Signup and view all the answers

    Which statement about the hydrological cycle is true?

    <p>It continuously recycles water on Earth.</p> Signup and view all the answers

    Which gas has the highest concentration in soil air compared to atmospheric air?

    <p>Carbon dioxide</p> Signup and view all the answers

    What is the term for soil that contains no dominant particle size?

    <p>Loam</p> Signup and view all the answers

    What is the residence time of water in the atmosphere?

    <p>Several days</p> Signup and view all the answers

    What is meant by the water balance?

    <p>The equation where changes in storage equal inflow minus outflow</p> Signup and view all the answers

    Optimal physical and chemical soil properties contribute to which of the following?

    <p>Optimal soil biological properties</p> Signup and view all the answers

    During sublimation, how much energy is approximately required per gram?

    <p>540 calories</p> Signup and view all the answers

    What is the significance of solar energy in the hydrological cycle?

    <p>It sustains the circulation of water.</p> Signup and view all the answers

    Where is a significant amount of Earth's freshwater stored?

    <p>In icecaps</p> Signup and view all the answers

    What is the primary role of the ozone layer?

    <p>To absorb UV radiation from the sun</p> Signup and view all the answers

    Which of the following compounds is responsible for ozone depletion?

    <p>Nitric Oxide</p> Signup and view all the answers

    What does the ozone depletion potential (ODP) indicate?

    <p>The ratio of a chemical's impact on ozone relative to CFC-11</p> Signup and view all the answers

    How do chlorofluorocarbons (CFCs) affect ozone in the stratosphere?

    <p>They decompose to produce chlorine radicals that destroy ozone</p> Signup and view all the answers

    Which type of radiation increases due to ozone layer depletion?

    <p>UV-B radiation</p> Signup and view all the answers

    Which of the following is NOT a consequence of increased UV-B radiation?

    <p>Strengthened immune systems</p> Signup and view all the answers

    What distinguishes classical smog from photochemical smog?

    <p>Photochemical smog occurs due to chemical reactions in sunlight</p> Signup and view all the answers

    Which of the following characteristics do hydrofluorocarbons (HCFCs) have?

    <p>Low reactivity in the troposphere</p> Signup and view all the answers

    Study Notes

    • This document appears to be study material for the UGC NET and JRF exam in Environmental Science.
    • It covers a wide range of topics related to environmental science.
    • The material is compiled by Senthamil Elasi on November 4, 2023.
    • The study material covers topics from the syllabus of the UGC NET JRF in Environmental Science. The document's structure appears to be well-organized, with each chapter likely addressing specific topic areas from the syllabus.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Related Documents

    Description

    Test your knowledge on key principles of environmental science with this quiz. Examine concepts related to Earth's composition, the transfer of energy and mass, and the challenges faced in managing natural resources. Perfect for students and enthusiasts looking to deepen their understanding of environmental issues.

    More Like This

    Use Quizgecko on...
    Browser
    Browser