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Class 8 Science Chapter 1 How Nature Works in Harmony MCQ Practice

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Chapter 1How Nature Works in Harmony

120 MCQsFocused chapter practice

DescriptionQuick chapter overview

SyllabusTopics covered clearly

Make How Nature Works in Harmony easier with focused Class 8 Science MCQs. Connect scientific ideas with observation, reasoning and practical application, reinforce important ideas and build school-exam confidence.

This chapter studies interdependence in nature and the harmony of ecosystems. Students learn how living and non-living components interact, how balance is maintained in the environment, and why ecological relationships are essential for sustaining life.

Sample Chapter MCQs

Showing 10 sample questions from this chapter.

01 Science

Which statement about nature protection is correct?

A pollution has no long-term impact

B forests are unnecessary

C wasteful use never affects nature

D conserving resources supports ecological balance

02 Science

Charles Darwin is linked with adaptation and natural selection.

A False

B True

03 Science

Plants are called producers.

A False

B True

04 Science

Why is soil conservation important?

A erosion always improves fertility

B soil is useless in food chains

C only rocks support plants

D soil supports plant growth and ecosystem productivity

05 Science

Why is rainfall linked with forests?

A vegetation and water cycle processes influence local environmental balance

B forests stop all evaporation

C rain never affects forests

D only oceans affect rain

06 Science

Which scientist is linked with early ecological thinking about living communities?

A Kepler

B Galileo

C Edison

D Ernst Haeckel

07 Science

A food chain shows:

A only cloud movement

B only water movement

C only rock formation

D transfer of food and energy

08 Science

Which statement about deforestation is correct?

A it never affects rainfall or soil

B it creates more food chains automatically

C it can damage habitats and disturb natural balance

D it always improves biodiversity

09 Science

Why is Charles Darwin relevant in nature studies?

A he discovered electric current

B adaptation and natural selection help explain living diversity

C he created the first calendar

D he invented the telescope

10 Science

Which statement best explains ecological balance?

A only predators matter

B balance means no change ever

C every organism must be equal in number

D many populations and processes stay in workable relationship

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