Vistas: Journey to the End of the Earth · Class 12 · CBSE · Science English
Why is Antarctica especially valuable for understanding the causes and consequences of climate change?
Practice question from Vistas: Journey to the End of the Earth (Class 12 · CBSE · Science English), with the correct answer and a step-by-step solution.
medium · MCQ · Q-37D447
Why is Antarctica especially valuable for understanding the causes and consequences of climate change?
- A.Its isolated, relatively undisturbed environment makes changes in its ice, atmosphere and ecosystem important indicators of global environmental damage.Correct answer
- B.Its warmer climate allows scientists to observe tropical crops throughout the year.
- C.Its large human population provides detailed records of industrial development.
- D.Its location prevents it from being affected by activities taking place elsewhere.
Solution
Antarctica is a sensitive and largely pristine environment. Changes there reveal the wider effects of global warming and human interference with nature.
More from Vistas: Journey to the End of the Earth
- What is the purpose of the Students on Ice programme, and how can it influence the future of the planet?
- What does the geological history of Gondwana chiefly reveal in “Journey to the End of the Earth”?
- Why does the narrator regard Antarctica as a place that expands one's understanding of Earth's past and present?
- Why does the chapter present phytoplankton as vital to the Antarctic ecosystem?
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