Diversity in living organisms class 9 important questions

This page contains Diversity in living organisms class 9 important questions. This is a class 9 biology chapter. For good datailed notes on this chapter please visit link Diversity in living organisms class 9 notes.

SECTION A

1. Will advanced organisms be the same as complex organisms? Why?
2. Define the taxonomic hierarchy? Write the name of categories?
3. On what basis all organisms are divided into five kingdoms?
4. What are the advantages of the scientific name?
5. Name the scientific name of the tiger, man, mango, liver fluke and cockroach?
6. Differentiate between plant and an animal?
7. Differentiate between Monera and Protista?
8. Why fungi are called saprophytes?
9. What are lichens?
10. Explain the symbiotic relationship and saprophytic?
11. Describe binomial nomenclature?
12. Who gave five and six-kingdom classification?

SECTION B

18. Differentiate between monocotyledons and dicotyledonous?
19. Differentiate between cryptogammae and phanerogammae?
20. What are cotyledons?
21. Why Bryophytes are called amphibians of plant kingdom?
22. Name the division in which following plants belong: Marchantia, Marsilea, wheat, Maize, Pinus, Ulothrix, Cladophora
23. Differentiate between Pteridophyta and Gymnosperms?
24. What is thallus and rhizoids?
25. On what basis different plants are divided into five division?
26. Which division in plants having primitive organisms?
27. Differentiate between Gymnosperms and Angiosperms?

SECTION C

23. Name the phylum to which the following organism are related:

Sycon, Jellyfish, Starfish, Seahorse, Leech, Prawn, Tapeworm

24. Differentiate between diplobastic and triploblastic organisms?
25. What is coelome?
26. What is hemocoel?
27. What are the differences between amphibians and reptiles?
28. How are oviparous and viviparous animals different from each other?
29. Why are mammals so-called?
30. State the phylum to which centipede and prawn belong?
31. Give two differences between cartilaginous and bony fishes?
32. What is notochord? Write its function?
33. Differentiate between annelids and arthropods?
34. Why do we keep snake and turtle in the same class?
35. What are hermaphrodite?
36. Write the characteristics of chordate?
37. What is notochord?
38. List a few flight adaptation in birds?
39. What is pseudocoel?
40. Name the phylum which has the following characteristics: (a) Water canal system (b) Segmented body with jointed legs (c) The body having a calcareous shell

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Author:	physicscatalyst
Date:	October 13, 2018

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