CHAPTER- 6: EVOLUTION
EXERCISES
1. Explain antibiotic resistance observed in bacteria in light of Darwinian
selection theory.
Answer;
2. Find out from newspapers and popular science articles any new fossil
discoveries or controversies about evolution.
Answer:
3. Attempt giving a clear definition of the term species.
Answer:
4. Try to trace the various components of human evolution (hint: brain
size and function, skeletal structure, dietary preference, etc.)
Answer:
5. Find out through internet and popular science articles whether animals
other than man has self-consciousness.
Answer:
6. List 10 modern-day animals and using the internet resources link it to
a corresponding ancient fossil. Name both.
Answer:
7. Practise drawing various animals and plants.
Answer:
8. Describe one example of adaptive radiation.
Answer:
9. Can we call human evolution as adaptive radiation?
Answer:
10. Using various resources such as your school Library or the internet
and discussions with your teacher, trace the evolutionary stages of
any one animal, say horse.
Answer:
