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Chapter 11: Biodiversity

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1 Chapter 11: Biodiversity
PSPM2 2003/04 Chapter 11: Biodiversity FIGURE 2 shows the reproductive structures of plants from Division X and Y. (a) State the name for : Division X: __________________________________ Division T : ____________________________ [2marks] (b) There are two classes in Division X. Identify the two classes. ________________________________________ [2marks] (c) State one difference between the ovule structure, phloem and xylem tissues of Division X and Division Y. [3marks] Division X Division Y Ovule : ___________________ ______________________ ___________________ ______________________ Phloem : ___________________ ______________________ Xylem : ___________________ ______________________ (d) State the gametophyte for Division X. [1mark] _______________________________________________________________________________ (e) How do flowers help in the survival of Division X? [2marks] FIGURE 2

2 Chapter 11: Biodiversity
PSPM 2004/05 Chapter 11: Biodiversity 9. (a) Describe sexual reproduction in pteridophytes and bryophytes [10 marks] (b) Pteridophytes are considered more advanced compared to bryophytes but are less advanced than higher plants. Explain why [10 marks]

3 Chapter 11: Biodiversity
PSPM 2005/06 Chapter 11: Biodiversity 7. (a) Discuss the five-kingdom system as proposed by R.H. Whittaker [10 marks] (b) Describe the characteristics and classification of Kingdom Fungi [10 marks]

4 Chapter 11: Biodiversity
PSPM 2006/07 Chapter 11: Biodiversity 7. (a) Compare and contrast between Nematode Ascaris and Annelid Pheretima. [11 marks] (b) Discuss the classification of Fungi into three major phyla [9 marks]

5 Chapter 11: Biodiversity
PSPM 2007/08 Chapter 11: Biodiversity 8. (a) Describe the unique characteristics of phylum Chordata [10 marks] (b) Differentiate between plant from the group conifers and angiosperms. [10 marks]

6 Chapter 11: Biodiversity
PSPM 2008/09 Chapter 11: Biodiversity 7. (a) Discuss the Whittaker five-kingdom classification system of living organisms. [10 marks] (b) Compare between the phylum Platyhelminthes and phylum Annelida. [10 marks]

7 Chapter 11: Biodiversity
PSPM 2009/10 Chapter 11: Biodiversity 8. (a) Explain the characteristics of Arthropod that allow them to successfully conquer various types of habitat [12 marks] (b) Discuss the alternation of generation in the life cycle of Marchantia [8 marks]

8 Chapter 11: Biodiversity
PSPM 2010/11 Chapter 11: Biodiversity 7. (a) List the unique characteristics of phylum Cnidaria, and describe briefly the life cycle of Obelia [12 marks] (b) Explain why bryophytes are considered to be more advanced than green alga but more primitive than ferns [8 marks]

9 Chapter 11: Biodiversity
PSPM 2011/12 Chapter 11: Biodiversity 5. (a) Name the four major groups in the plant kingdom and discuss the major evolutionary trends across the groups [10 marks] (b) Differentiate the characteristics between Nematoda and Annelida [10 marks]


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