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CLASS 12 · VISTAS · CHAPTER 3

Journey to the End of the Earth

Original student-friendly answers for Journey to the End of the Earth and its textbook activities.

10 worked answersOriginal sample responses
Open the official NCERT chapter ↗← All chapters

10 worked answers · short steps first, explanations when you need them

Journey to the End of the Earth

Textbook pages

Question Reading and Reflection

Why does the narrator travel to Antarctica, and what makes the journey unusual?

Steps only

Connect the location with the expedition’s purpose.

Answer

The expedition studies Earth’s environment in a remote region that reveals how connected and fragile the planet is.

Question Reading and Reflection

How does Antarctica help people understand climate change and the history of the Earth?

Steps only

Think about ice, climate records, and changes over time.

Answer

Ice records past climate and responds to warming, helping scientists study global change.

Question Reading and Reflection

What message does the chapter give about human responsibility for the environment?

Steps only

Connect human activity with ecosystems and future generations.

Answer

Human actions affect distant ecosystems; protect habitats and reduce pollution.

Question Writing

Write a short pledge describing one action you can take to care for the environment.

Steps only

Choose a realistic action and explain its benefit.

Answer

Choose a practical action and explain how it reduces harm.

Question Read and Find Out

How do geological processes help us understand human history?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Rocks, fossils and ice records reveal ancient climate and Earth changes, placing human history in a much longer timeline.

Question Read and Find Out

What signs in Antarctica help us think about humanity’s future?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Melting ice and ecosystem changes warn us about climate impacts; ice cores help scientists study the change.

Question Reading with Insight 1

Why is studying Antarctica useful when the Earth’s geological history is trapped there?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Ice cores preserve ancient climate records that help scientists understand current changes and future risks.

Question Reading with Insight 2

Why does Geoff Green include high school students in Students on Ice?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Students can learn directly, become concerned and use their future influence to help protect the planet.

Question Reading with Insight 3

What does “take care of the small things and the big things will take care of themselves” mean for Antarctica?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Phytoplankton support the food chain, so protecting small organisms helps sustain the whole ecosystem.

Question Reading with Insight 4

Why is Antarctica a valuable place to understand Earth’s past, present and future?

Steps only

State the main idea and support it with a detail from the chapter.

Answer

Its ice records the past, visible environmental changes show the present, and both help scientists assess the future.

Questions and activities were checked against the official NCERT chapter PDF ↗. Answers are written in original wording; no literary passage or illustration is reproduced.

Learnivelle is not affiliated with NCERT.

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