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Biodiversity for Sustenance of Mankind

ICSE · Class 11 · Geography

Step-by-step guide to study Biodiversity for Sustenance of Mankind in ICSE Class 11 Geography. Topics to cover, practice strategy, and time allocation.

65 questions36 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.

2
Day 3

Practice Problems

Solve textbook exercises and additional practice questions. There are 65 questions available for this chapter.

3
Day 4

Revise & Test

Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.

4
Day 7

Spaced Revision

Revisit Biodiversity for Sustenance of Mankind after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.

What to Focus On

  • Human life depends on natural resources for basic needs.
  • Overuse of natural resources causes degradation of biodiversity and environment.
  • Biodiversity includes plants, animals, and other living components that support life.

  • Plants and algae are primary producers.
  • Primary consumers are herbivores such as insects, mice, and goat.
  • Secondary consumers are carnivores such as owl and lion.

  • Only a small number of plant species are used as food crops.
  • Major food crops include wheat, rice, maize, pulses, millets, and vegetables.
  • Milk, meat, and fish are important animal-based foods.

Common Mistakes to Avoid

Plants are primary consumers because they are the first living things in the food chain.

Human beings are primary consumers because they eat plants and animals.

Secondary consumers feed on secondary consumers.

Memory Tips

Biodiversity and the food chain

Primary producers

Photosynthesis by producers

Primary consumers

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Frequently Asked Questions

What are the important topics in Biodiversity for Sustenance of Mankind for ICSE Class 11 Geography?
Biodiversity for Sustenance of Mankind covers several key topics that are frequently asked in ICSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Biodiversity for Sustenance of Mankind — ICSE Class 11 Geography?
Understand the core concepts first, then work through the 65 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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