Evolution
ICSE · Class 10 · Biology
Complete topic list for Evolution in ICSE Class 10 Biology. Key concepts, sub-topics, and what to focus on for board exams.
Interactive on Super Tutor
Studying Evolution? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for syllabus and more.
1,000+ Class 10 students started this chapter today
This is just one of 6+ visuals inside Super Tutor's Evolution chapter
Explore the full setTopics in Evolution
Basic Concepts of Evolution
- Evolution is the slow and gradual change in organisms over hundreds or thousands of years
- All living organisms have developed from common ancestors through descent with modifications
- Evolution follows a pattern: unicellular organisms appeared first, followed by multicellular organisms
Lamarck's Theory of Inheritance of Acquired Characters
- Proposed by Jean-Baptiste Lamarck in 1809 in his book 'Philosophie Zoologique'
- Also known as Theory of Use and Disuse
- Four main postulates: tendency to grow, formation of new organs, effect of use/disuse, inheritance of acquired characters
Vestigial Organs
- Organs that are non-functional in present organisms but were functional in ancestors
- Support Lamarck's theory of use and disuse
- Human examples: vermiform appendix, coccyx (tail bone), wisdom teeth, ear muscles
Darwin's Theory of Natural Selection
- Proposed by Charles Darwin in 'The Origin of Species' (1859)
- Seven main postulates: overproduction, constant populations, struggle for existence, variations, survival of fittest, natural selection, origin of species
- Organisms produce more offspring than can survive due to limited resources
Key Concepts
Frequently Asked Questions
What are the important topics in Evolution for ICSE Class 10 Biology?
How to score full marks in Evolution — ICSE Class 10 Biology?
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Evolution
Important Questions
Practice with board exam-style questions
Revision Notes
Key points for last-minute revision
Study Plan
Step-by-step plan to ace this chapter
Flashcards
Quick-fire cards for active recall
Formula Sheet
All formulas in one place
Chapter Summary
Understand the chapter at a glance
Practice Quiz
Test yourself with a quick quiz
Concept Maps
See how topics connect visually
For serious students
Get the full Evolution chapter — for free.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 10 Biology.