1) Diagram 1 shows a type of microorganism. How does this microorganism reproduces? a) Budding b) Binary fission c) Conjugation d) Spores formation 2) Which microorganism can be used to produce vaccines? a) Viruses b) Algae c) Fungi d) Protozoa 3) What is the optimum temperature for bacterial growth? a) 5°C b) 28°C c) 37°C d) 60°C 4) Which microorganism is a protozoa? a) b) c) d) 5) Which of the following is used to kill bacterial spores? a) Autoclave b) Antiseptic c) Disinfectant d) Salt solution 6) Vinegar is added to the fruit in a bottle to make pickle. What is the factor that helps the fruits to last longer? a) Nutrient b) Temperature c) Light d) pH value 7) Which microorganisms can carry out photosynthesis? a) b) c) d) 8) Which microorganism causes bread dough to rise? a) Mucor b) Spirogyra c) Penicillium d) Yeast 9) Diagram 2 shows an experiment that was carried out to study bacterial growth. What factor is being studied in this experiment? a) Temperature b) Light c) pH d) Nutrient 10) Which of the following microorganisms only grows and reproduces in living cells? a) Fungi b) Bacteria c) Virus d) Algae 11) What can be produced by fungi? a) Andibody b) Antibiotic c) Antiserum d) Antitoxin

Form 5 Science Chapter 1 Exercise Objective Question

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