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WorksheetsScience 5-6: Surroundings and Microorganisms
Total questions: 22
Worksheet time: 45mins
Tiny living things that can only be seen with the help of microscope.
Plants
Animal
Microorganisms
When the microorganisms reproduce they form ___________.
Colonies
Fungi
More species
An english scientist named Louis Pasteur was devoted by the studied of _______.
Cells
Fungi
Germs
_____________ bacteria feed off from dead organisms.
Nitrifying
Saprophytic
Diseases
___________ bacteria will make an easy access for plants or the soil to get the nitrogen they need.
Saprophytic
Nitrifying
Germs
Decomposition process is very important because it helps eliminate the remains of the living things that have died, such animals and plants.
False
True
Which food is produced by a bacteria?
Cheese
Coca Cola
Brocoli
Process where some bacteria changes the sugars into alcohol and carbon dioxide.
Sterilization
Fermentation
Antibacterial
Low temperatures can kill most of microorganisms.
True
False
Bacteria need water and humidity in order to grow.
True
False
Process of humidity removal.
Sterilization
Fermentation
Dehydration
Controlling the growth and spread of these microorganisms is by not using disinfectant.
False
True
Chemical solutions that are able to kill bacteria.
Disinfectants
Fermentation
Sterilization
Process of exposing the substances that will be disinfected to these high temperatures for about thirty minutes.
Fermentation
Antibacterial
Pasteurization
Microorganism that can cause or spread diseases
Antibodies
Germs
Toxins
Causes the death of fungi
Disinfectant
Insecticide
Fungicide
Substances in the blood that our body prepares to destroy invaders and are only produced when a virus or bacteria invade our bodies.
Germs
Virus
Antibodies
Chain of DNA or RNA that is surrounded by a coat of protein that may infect or replicate a host cell.
Antibodies
Virus
Germs
A method to attack organisms is?
Vaccines
Toxins
Germs
Microorganisms release their waste through harmful substances.
Antibacterial
Antitoxins
Toxins
Substances that are very useful when it comes to killing germs.
Toxins
Sterilization
Antibiotics
Eliminate bacteria.
Bactericide
Fungicide
Insecticide
