Sunday, October 24, 2010

FAQ-Chapter 8 : Dynamic Ecosystem

Well..if you noticed and have gone through all my previous postings (which are related to this chapter) , there are some questions and answers which were already provided for you to pay extra attention.

As for paper 2, commonly asked include:

1. Interaction between organism.
To EXPLAIN HOW, or EXPLAIN WHY means include FACTS + EXPLANATION

2. Succession in Mangrove swamp.

3. Explain the problems and the adaptive structures of EACH mangrove plant species.

4. Quadrat sampling TECHNIQUE.

5. Capture, mark, release, recapture TECHNIQUE.

6. Paper 3: The effect of different **light intensity on the population growth of ***LEMNA species.
** Light intensities is the abiotic factors. It can be **pH, Temperature, nutrients too !!

What is ***Lemna? Please check my posting about it in the same Chapter/Label.

7. What is the importance of biodiversity?

8. You must know very well about YEAST, the microorganism which is often used in LAB experiments.. It appears in this chapter, apart from Chapter Respiration !

9.Harmful microorganisms~ focusing on diseases which are transmitted via:
*food/water
*direct contact
*vectors
*air
Diseases required to know: Malaria, Dengue fever, cholera, AIDS, food poisoning, SARS, Hepatitis.

10. What is Antibiotics, vaccines, antiseptics and disinfectant!

11. Uses of microorganisms in biotech:
*production of antibiotic and vaccines . [ 3m]
*waste treatment. [4m]
*food processing.[4m]
*production of bioplastic.[3m]
*production of energy from biomass.[3m]

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