23 Micro-organisms and humans -answers - uCoz
23 Micro-organisms and humans -answers 1The term micro-organism includes viruses, bacteria, protozoa (pr otista), s ome fungi and some algae Bacteria 2 Bacteria do not have a nuclear membrane or cellulose 3 Saprophytic bacteria release enzymes (A) i nto their surroundings and then absorb the soluble products/digested products/dissolved
BIODIVERSITY AND CLASSIFICATION OF MICRO-ORGANISMS
Uses of micro-organisms in tradition and technology Bacteria produce insulin through genetic engineering Fungi produce penicillin which is a form of antibiotic Traditionally yeasts are used to make beer, wine, cheese and yoghurt Demonstration Bread mould Brewers yeast Cheese Questions Question 1
Biodiversity & Classification of Micro-organisms
3 1 Name the fungus represented in the diagram above (1) 3 2 Identify the part numbered 1 (1) 3 3 Write down the number which represents the only cross wall developed in this plant (1) 3 4 What is the term for having no cross walls? (1) 3 5 Identify the part numbered 4 (1) 3 6 Is this plant parasitic or saprophytic? Explain your answer (3) [8]
Key Stage 3 / Science - e-Bug
1 Micro-organisms 1 2 Useful Microbes Working Scientifically Scientific Attitudes Experimental Skills and investigations Analysis and Evaluation Structure and Function of Living Organisms Nutrition and digestion Material cycles and energy Cellular respiration 1 Micro-organisms 1 3 Harmful Microbes Working Scientifically
Chapter 5: Food spoilage Student book – questions and
1 Student book – questions Question: Section/page 3 1 1 Micro-organisms and enzymes / p161 1 a) State two types of micro-organism that can spoil foods (2 marks) b) Explain how micro-organisms make food unfi t and unsafe to˛eat (3 marks) c) State three conditions that micro-organisms need in order for them to grow and multiply (3 marks)
Practice Exam Questions
SHORT ANSWER QUESTIONS 1 List the similarities and differences between passive diffusion and facilitated diffusion 2 Explain the structure and symmetry of bacterial cytoplasmic membranes as suggested by the Fluid Mosaic Model List the biochemicals that are present in or attached to the cytoplasmic membranes of microorganisms 3
The Good and Bad of Microorganisms
3 conclusion: The summary of an experiment, based on data related to a hypothesis 4 culture: To grow microorganisms in a specially prepared nutrient medium 5 decomposer: An organism, often a bacterium or fungus, that feeds on and breaks down dead plant or animal matter 6 experiment: A series of steps to find the answer to a question
Basic Practical Microbiology
Basic Pract Cover 2009 16/1/09 12:01 Page 3 The Society for General Microbiology (SGM) is a learned society with over 5,000 members worldwide who work in universities, industry and research institutes
TP n°2 Durée : 1h La diversité des microorganismes SVT
3- Photo présentant l’animal présent dans l’eau croupie et observation de l’eau croupie QUESTIONS (répondre au dos de cette feuille) 1 Qu’appelle-t-on un micro-organisme (= microbe) ? Classer ceux présentés ci-dessus en fonction de leur taille 2 Les micro-organismes sont-ils toujours dangereux pour l’homme ? Justifiez votre
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