Across
- 2. responsible for producing methane gas
- 6. attempted more scientific basis for classification
- 10. mode of nutrition in animals
- 11. proposed five kingdom classification
- 12. number of kingdoms in 3 domain system of classification
- 14. cell wall type in Monerans
- 19. used simple morphological characters to classify plants
- 20. sole members of kingdom Monera
- 22. live in extreme habitats
Down
- 1. a criterion used by Whittaker to classify organisms
- 3. cell type in Protista members
- 4. live in hot springs
- 5. number of categories bacteria are grouped based on shape
- 7. live in extreme salty areas
- 8. live in marshy areas
- 9. evolutionary relationships
- 13. rod shaped bacteria
- 15. proposed two kingdom classification
- 16. also known as blue green algae
- 17. fungal cell wall composition
- 18. earlier placed in animal kingdom and lacks cell wall
- 21. comma shaped bacteria