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Our Environment
Science · Chapter 13 · Unit V: Natural Resources
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Your path through this chapter
Visual lesson Beta
- Part 1: Ecosystems, food chains and energy flow19 slides
- Part 2: The ozone layer and managing garbage18 slides
Flashcards Beta
30 cards for quick recall of key terms and facts.
Review the cards Step 3: Not startedPractice
70 board-style questions with instant checks: Multiple choice 26, Short answer 11, Assertion and reason 7, Case-based 6.
Practise Step 4: Not startedChapter test Free
Short and long chapter tests in board pattern, with results and analysis.
Step 5: Not started- Chapter test (long) — Our Environment · 40 marks · 90 min
- Chapter test (short) — Our Environment · 20 marks · 40 min
Topics 4
- Ecosystem and its components
- Food chains, food webs and trophic levels
- Ozone layer and its depletion
- Managing garbage: biodegradable and non-biodegradable substances