SCIENCE - Q3 - QUIZ 2

• Bacteria - Oldest form of life on Earth
• Viruses - Made up of nucleic acid
• Fungi - Examples are mushroom
• Protists - Exhibit both animal and plant characteristics
• Archaeans - Are prokaryotes that can survive in environments with extreme conditions
• Microorganisms - Small but terrible
• Cocci - Circular shaped bacteria
• Spirilla - Spiral shaped bacteria
• Vibrio - Comma shaped bacteria
• Bacilli - Rod shaped bacteria
• Halophiles - Live in extremely salty environment
• Methanogens - Organisms that can survive without oxygen
• Thermophiles - Live in extremely high temperature
• Microbiology - study of microscopic organisms, such as bacteria, viruses, archaea, fungi and protozoa
• Microorganism - an organism which is microscopic, making it too small to be seen by the unaided human eye
• Earth - Approximately 4.56 billion years old
• Homonid - Is believed to have appeared only around 3 million years ago
• Bacteria - are microscopic living organisms, usually one-celled, that can be found everywhere
• Chemoautotrophic - They are able to use chemicals, and not food or light, to survive
• Cholera - Come from drinking contaminated water and eating contaminated food
• Diphtheria - Can be obtained from physical contact or breathing secretions from infected personsed from physical contact or breathing secretions from infected persons
• Pneumonia - Can be contracted from air droplets via sneezing, couching and touching contaminated surface
• Extremophiles - They can live in harshest environment
• Malaria - Well known protist infection, Caused by a parasitic protist carried by a mosquito
• Capsid - Protein coats on Viruses
• Virion - Virus found outside the cell
• Prokaryotes and Eukaryotes - Two basic cell types
• Prokaryotes - Cells that lack a nucleus or membrane-bound organelles, Simplest type of cell
• Eukaryotes - Cells that HAVE a nucleus and membrane-bound organelles
• Plant Cell and Animal Cell - Two Main Types of Eukaryotic Cells