Microorganisms

Microbiology is the study of
1. microorganisms
2. microscopes
3. fungi
4. bacteria
Which one of the following is not a microorganism?
1. Spider
2. Bacteria
3. Fungi
4. Virus
The largest type of microorganism is the
1. fungus
2. bacteria
3. virus
4. antibiotic
Which one of the following is not a fungus?
1. Chickenpox
2. Bread mould
3. Mushroom
4. Potato blight
Which one of the following is not a beneficial effect of fungi?
1. They are used to make yoghurt.
2. They are used in the manufacture of cheese.
3. They are used in making antibiotics.
4. They can act as decomposers.
Which one of the following is a fungus?
1. Dry rot in wood
2. Tonsillitis
3. Food poisoning
4. Influenza
Athletes foot is an example of
1. fungus
2. bacteria
3. virus
4. chromosome
Milk, if left out of the refrigerator will quickly go sour.
Which one of the following statements is incorrect?
1. Viruses cause milk to go sour faster.
2. The higher the temperature, the faster the milk will go sour.
3. Bacterial action causes the milk to go sour.
4. As milk goes sour, it becomes more acidic.
Which one of the following microorganisms consists of only one cell?
1. Bacteria
2. Fungus
3. Virus
4. Bread mould
Which one of the following illnesses is not caused by bacteria?
1. Ringworm
2. Tonsillitis
3. Food poisoning
4. Tetanus
The type of microorganism used to make yoghurt is
1. bacteria
2. ringworm
3. virus
4. fungus
Bacteria is grown in the laboratory in petri dishes.
In addition to agar, moisture and warmth, what else is needed to grow the bacteria?
1. Oxygen
2. Carbon dioxide
3. Soil
4. Water
Farmers produce silage to feed their cattle.
To make silage, grass is broken down by
1. bacteria
2. fungi
3. viruses
4. antibiotics
When growing fungi in a petri dish, which one of the following is used to feed the fungi?
1. Agar
2. Sugar
3. Amylase
4. Milk
Which one of the following statements is incorrect?
1. Bacteria cannot respire.
2. Bacteria in soil causes dead plants and animals to decompose.
3. Meningitis and appendicitis are caused by human bacteria.
4. Cheese can be made using bacteria.
Which one of the following species is the smallest?
1. Virus
2. Bacteria
3. Fungi
Which one of the following statements about microorganisms is correct?
1. All viruses are parasites.
2. Bacteria are much smaller than a virus.
3. Antibiotics are made from viruses.
4. Viruses can reproduce anywhere.
Tooth decay is caused by sugars.
What feeds on sugars in the mouth to cause tooth decay?
1. Bacteria
2. Fungi
3. Virus
4. Tooth paste
Which one of the following microorganisms is not a virus?
1. Salmonella
2. Influenza
3. Rhinovirus
4. Ebola
Viruses are not considered living because they do not have all of the seven characteristics of living things. Which one of these characteristics do viruses have?
1. Reproduction
2. Respiration
3. Growth
4. Movement
5. Nutrition
In 1796, Edward Jenner discovered vaccines. What did this vaccination cure?
1. Smallpox
2. Chickenpox
3. Measles
4. Mumps
Which one of the microorganisms below reproduces inside living cells and eventually kills the cell?
1. Virus
2. Penicillin
3. Bacteria
4. Fungus
The use of living things to produce useful substances is called
1. biotechnology
2. vaccination
3. microbiology
4. penicillin
What works best in combating a virus?
1. Antibiotics produced by white blood cells
2. Bacteria
3. Fungi
4. Any microorganism
Which one of the following is not a product of biotechnology?
1. Steel
2. Vaccines
3. Beer
4. Washing powder
Which one of the following acts as a decomposer?
1. Bacteria
2. Fungus
3. Virus
4. Bread mould
Dead plants and animals in the soil are broken down into humus by the efforts of
1. bacteria and fungi in the soil.
2. bacteria only in the soil.
3. Viruses in the soil.
4. Fungi and viruses in the soil.
Which one of the following statements about viruses is FALSE?
1. Viruses can grow anywhere.
2. Viruses cannot grow in agar.
3. Viruses do not grow but reproduce inside the host cell.
4. Chickenpox and measles are examples of viruses.
Which one of the following statements about microorganisms is INCORRECT?
1. Antibiotics function by killing viruses.
2. Antibiotics prevent bacterial infection.
3. White blood cells fight infection by producing antibodies.
4. AIDS is a condition caused by HIV (human immunodeficiency virus)
Tetanus, pneumonia and tooth decay are examples of
1. bacterial diseases
2. viral diseases
3. harmful fungi
4. antibiotics
Chemicals produced by bacteria and fungi, and which treat infections caused by bacteria, are known as
1. antibiotics
2. viruses
3. fungi
4. micro-organisms
Fungi are simple plants. Which one of the following statements about fungi is INCORRECT?
1. Fungi contain chlorophyll.
2. Fungi cannot make their own food.
3. Fungi can act as parasites.
4. Fungi can act as decomposers.
Antibiotics are made from
1. fungi and bacteria.
2. fungi and viruses.
3. viruses only.
4. bacteria only.
Agar is placed in a petri dish and some soil is sprinkled on the agar. The lid is placed on the petri dish, and it is incubated for two days. After two days, areas of bacteria and fungi are visible on the agar.
What is the name for these areas?
1. Colonies
2. Nutrient
3. Microorganisms
4. Antibiotics
Bacteria, fungi and viruses are also called microbes. Vaccines help our body to fight microbes.
Which one of the following statements about vaccines is NOT correct?
1. Vaccines treat the illness caused by microbes.
2. Vaccines prevent diseases from occurring.
3. Vaccines are usually made from a harmless version of the microbe it is trying to prevent.
4. Vaccines were discovered by Edward Jenner.
Antibiotics are made from fungi.
Which one of the following statements about antibiotics is NOT correct?
1. Antibiotics cannot kill bacteria.
2. Antibiotics are not used to treat the flu.
3. Antibiotics cannot harm viruses.
4. Alexander Fleming discovered the first antibiotic, penicillin.
The image shown was produced using a scanning electron microscope. It shows the bacteria Escherichia Coli.
Which one of the following is a beneficial effect of bacteria?
1. It produces yoghurt.
2. It causes pneumonia.
3. It produces beer.
4. It is used to make antibiotics.
The image shown was produced using a scanning electron microscope. It shows the bacteria Escherichia Coli.
Which one of the following is a harmful effect of bacteria?
1. It causes meningitis.
2. It produces silage.
3. It causes food spoiling.
4. It causes chickenpox.
What is an antibiotic?
1. A drug that kills bacteria.
2. A chemical made by white blood cells.
3. A scab formed on cuts in the skin.
4. A drug that attacks viruses.
Which one of the following statements about fungi is incorrect?
1. All fungi are microscopic.
2. Most fungi reproduce by producing tiny spores.
3. Some fungi are parasites of plants.
4. Most fungi are made of masses of very long, thread-like cells.
The father of microbiology is the term commonly given to
Which one of the following is a common cause of food poisoning?
1. Salmonella
2. Penicillin
3. Zika
4. Ebola
He discovered penicillin in 1928. Who was he?
1. Alexander Fleming
2. Louis Pasteur
3. Edward Jenner
4. Robert Boyle
Which one of the following is not a virus?
1. E coli
2. Common cold
3. Flu
4. Chickenpox

Microorganisms

Multiple Choice Quiz