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IB Environmental Systems and Societies SL - 2025 - Questionbank

1.5 - Pollution

Non-Point & Point Source, Persistent, Biodegradable, Acute, Chronic, Primary, Secondary, DDT, Pollution Management

Question Type

Paper

Paper 1
Paper 2

Difficulty

Easy
Medium
Hard

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Question 1

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easy

Question 2

no calculator

easy

Question 3

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easy

Question 4

no calculator

easy

Question 5

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easy

Question 6

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easy

Question 7

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easy

Question 8

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medium

Question 9

calculator

medium

Question 10

no calculator

medium

Question 11

no calculator

medium

Question 12

calculator

medium

Question 13

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medium

Question 14

no calculator

medium

Question 15

calculator

medium

Question 16

calculator

medium

Question 17

no calculator

hard

Question 18

calculator

hard

Question 19

calculator

hard

Question 20

calculator

hard

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Questionbank

All the questions you could need! Sorted by topic and arranged by difficulty, with mark schemes and video solutions for every question.

Case Studies

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Past Papers

Full worked solutions to all past paper questions, taught by experienced IB instructors.