3.1.1. to 3.1.6 Diversity of Organisms

1. Amoeba belongs to the kingdom______.

2. Of which kingdom are seaweeds members?

3. Some bacteria possess small circular loops of DNA which carry additional genetic information. What are they called?

4. Motile bacteria possess______.

5. Name the structure that some bacteria can produce when exposed to adverse conditions.

6. What word is used to describe a disease - causing bacterium?

7. Some bacteria are autotrophic. Of these some are photosynthetic and others are______.

8. Bacteria reproduce by a method called______

9. Some bacteria produce chemicals which kill or prevent the growth of other microbes. What are these chemicals called?

10. Rhizopus is a fungus that feeds on dead organic matter and is therefore a ______.

11. The fungus that causes athlete's foot is a p______?

12. The body of a fungus is made up of thread-like structures called______?

13. Name an organism that reproduces by budding.

14. What term is used to describe the techniques used to exclude unwanted microbes from an area?

15. Nutrient media used for culturing microbes must be ______before use.

16. Freshwater Amoeba contains a ______vacuole.

17. Amoeba move by means of ______.

18. Amoeba reproduces by means of ______

19. The outer cytoplasm of amoeba is called ______. 20. Name the kingdom to which bacteria belong.

------Key------

1. Protista Protists Protoctista Protoctists

2. Plant Plantae

3. Plasmids

4. Flagella Flagellum

5. Endospore Endospores

6. Pathogenic Pathogen

7. Chemosynthetic

8. Binary fission

9. Antibiotics Antibiotic

10. Saprophyte

11. Parasite arasite

12. hyphae hypha hyphas

13. Yeast Saccharomyces

14. Asepsis Aseptic technique aseptic aseptic techniques

15. Sterile sterilised

16. Contractile

17. Pseudopodia Pseudopodium pseudopods pseudopod

18. Binary fission

19. Ectoplasm

20. Monera Prokaryotae Prokaryot Prokaryotes