Class 12 English - BIHAR
Supplementary: Journey to the End of the Earth
Supplementary: Journey to the End of the Earth by Tishani Doshi, prescribed for Class 12 English in the Bihar Board (BSEB) curriculum, chronicles the author's expedition to Antarctica aboard the Russian research vessel Akademik Shokalskiy. The chapter serves as a profound eye-opener about the state of our planet's climate. Doshi explains how Antarctica holds the key to understanding Earth's past, present, and future through its pristine ice cores. For board exams, this chapter matters significantly as questions frequently test students' understanding of environmental awareness, geological history of Gondwana, and the impact of human activities on global warming.
Start Learning FreeKey Concepts
The Supercontinent Gondwana
Around 650 million years ago, a giant amalgamated southern supercontinent named Gondwana centered roughly on the present-day Antarctica, supporting a diverse flora and fauna before landmasses drifted apart.
Significance of Antarctica
Antarctica is crucial for studying earth's past because its ice cores hold half-million-year-old carbon records trapped in its layers, offering vital clues about past climates.
Students on Ice Programme
An educational expedition headed by Canadian Greeniszer Geoff Green, which takes high school students to the ends of the world to foster a new understanding and respect for our planet.
Human Impact and Global Warming
Human civilizations have existed for a mere 12,000 years, yet our industrial footprint, resource depletion, and carbon emissions have radically altered ecosystems and accelerated global warming.
Metaphor of the Phytoplankton
Microscopic grasses of the Southern Ocean that nourish and sustain the entire southern ocean's food chain; their depletion by ozone thinning directly threatens global marine life.
Important Formulas
Board Exam Info
In the Bihar Board (BSEB) Class 12 English exam, this chapter typically carries around 4 to 8 marks across objective (MCQs), short-answer questions, and long-answer descriptive questions focusing on environmental themes and summary writing.
Frequently Asked Questions
Why is Antarctica the place to go to understand the earth's past, present, and future?
Antarctica has unblemished ice-cores half a million years old trapped in its layers, which provide crucial geological and climatic records of the earth's history and future warnings.
What was the objective of the 'Students on Ice' programme?
The programme aimed to take high school students to the end of the earth to provide them with inspiring educational opportunities to understand and save our planet.
Why are phytoplankton important for the survival of the earth?
Phytoplankton are single-celled plants that nourish and sustain the entire Southern Ocean's food chain, and any damage to them by UV rays affects marine animals and global carbon cycles.
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