1) Define colonisation a) A disease-producing agent b) The presence and multiplication of a micro-organism c) The action or state of making or being made impure by polluting or poisoning 2) Eukaryotic do NOT have a nucleus a) True b) False 3) Gram -tive bacteria stain a) Purple/Blue b) Black/White c) Pink/Red 4) Cocci bacteria are what shape? a) Rod b) Oval c) Spiral 5) Select the correct pH level for bacteria to reproduce a) 5-5.4 b) 6-6.4 c) 7-7.4 6) A virus particle is also known as a) Viking b) Virkon c) Virion 7) Fungi reproduce via a) Budding b) Conjugation c) Befriending 8) Protozoa are eukaryotic a) True b) False 9) How many groups of protozoa are the? a) 2 b) 4 c) 6 10) The incubation period of prions are a) 2 - 20 years b) 2 - 20 months c) 2 months - 20 years 11) What colour is a giraffes tongue? a) Black b) Blue c) Brown 12) Where in its body are a lobsters teeth? a) Its mouth b) Its chest c) Its stomach 13) What is the name of the process by which bacteria reproduce asexually? a) Mitosis b) Binary fission c) Budding 14) What is a host? a) An animal that is infected by a pathogenic organism b) An organism that produces antibiotics c) A microorganism that causes disease 15) Which of the following is NOT a stage in viral replication? a) Budding b) Uncoating c) Binary fission 16) Which type of virus is more resistant to environmental stress? a) Non-enveloped viruses b) Enveloped viruses c) Animal viruses 17) Which viral structure is found only in plant viruses? a) Helical Enveloped b) Helical Naked c) Icosahedral Enveloped 18) What is the active, feeding stage of protozoa called? a) Mycelium b) Septa c) Trophozoite 19) Which protozoan group includes Giardia, a common intestinal parasite in dogs and cats? a) Ciliates b) Flagellates c) Amoeba 20) What limits the growth of fungi in natural environments? a) Environmental conditions b) Host immunity c) Antibiotics 21) What are the microscopic filaments that make up multicellular fungi called? a) Septa b) Hyphae c) Mycelium

Pathogens

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