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Class 8 Science Chapter 1 Our Home: Earth, a Unique Life Sustaining Planet MCQ Practice

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Chapter 1Our Home: Earth, a Unique Life Sustaining Planet

120 MCQsFocused chapter practice

DescriptionQuick chapter overview

SyllabusTopics covered clearly

Review Our Home: Earth, a Unique Life Sustaining Planet from the Class 8 Science syllabus with chapter-focused MCQs. Connect scientific ideas with observation, reasoning and practical application, sharpen recall and measure your progress.

This chapter presents Earth as a unique life-supporting planet. Students learn the conditions that make life possible, the importance of planetary balance, and why Earth's systems must be understood and protected as the home of diverse living forms.

Sample Chapter MCQs

Showing 10 sample questions from this chapter.

01 Science

The solid outer part of Earth is called the:

A biosphere

B atmosphere

C lithosphere

D hydrosphere

02 Science

Forests can support climate and biodiversity.

A True

B False

03 Science

Oxygen in the atmosphere is essential for many living things for:

A only reflection

B only condensation

C respiration

D only erosion

04 Science

Earth is a dynamic system with many connected processes.

A False

B True

05 Science

Why is sunlight linked with both weather and food chains?

A it drives climate processes and photosynthesis

B it only creates shadows

C it affects only deserts

D it is unrelated to ecosystems

06 Science

Rain is important because it:

A ends the water cycle

B stops all plant growth

C removes all soil

D supplies fresh water

07 Science

Why can Earth be seen as a system rather than just a planet?

A Earth has no processes

B systems exist only in machines

C many interacting cycles and components work together

D only rocks define Earth

08 Science

Which statement is most suitable?

A only water makes life possible

B Earth systems are independent of each other

C only air makes life possible

D Earth sustains life through the interaction of atmosphere, hydrosphere, lithosphere, biosphere, solar energy, and ecological balance

09 Science

Which statement best explains the biosphere?

A it is only oceans

B it is the same as the ozone layer

C it is the global region where life exists and interacts

D it is only the forest zone

10 Science

Why does the atmosphere count as a protective system as well as a gas source?

A it only adds weight to Earth

B it helps regulate conditions and shields against some harmful radiation

C it has no role beyond oxygen

D it stops all sunlight fully

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