Learning objective

Discuss the negative consequences of deforestation as a type of habitat destruction, which encompass: loss of biodiversity, extinction of species, soil erosion, increased flooding, and elevated carbon dioxide concentrations in the atmosphere.

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Exam focus

Cambridge IGCSE Combined ScienceHuman influences on ecosystemsSupplement contentPractical objective

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Quick explanation

This point belongs to Habitat destruction, especially Habitat destruction outcomes.
You need to be able to discuss the negative consequences of deforestation as a type of habitat destruction, which encompass: loss of biodiversity, extinction of species, soil erosion, increased flooding, and elevated carbon dioxide concentrations in the atmosphere.
The key ideas to know are Explain.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Explain

Why it matters

This objective helps connect Habitat destruction outcomes to exam-style questions, flashcards, and revision notes for Habitat destruction.

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Flashcards10 linked cards

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Practice Questions7 linked questions

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Paper 6Alternative to PracticalPractical2 marks

Method

Design an experiment to measure soil erosion in deforested areas compared to forested areas.

Area Type	Soil Erosion (cm)
Forested	0
Deforested	X

a
Describe the variables you would control in this experiment.
Your answer
Aim for approximately 2 distinct marking points.
[2]

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