Вирусы

Multiple Choice

What are the roles of the different characters depicted in the image related to the immune system?

• Fighting infections

• Producing antibodies

• Transporting oxygen

• Regulating body temperature

Multiple Choice

What is a virus and how does it function as an obligatory intracellular parasite?

• A type of bacteria

• A non-cellular form of life

• A cellular organism

• A type of fungus

Multiple Choice

Who discovered viruses and in what year?

• 1890

• 1892

• 1900

• 1885

Multiple Select

Which of the following are a virus? (multiple answers)

Multiple Choice

Viruses were discovered by filtering infectious fluid through a filter designed to trap what ?

• Bacteria

• Algae

• Fungi

• Membranes within the cell

Multiple Choice

What is a virion?

• A living organism

• A dormant form of a virus

• A type of bacteria

• A cellular structure

Multiple Choice

What are the two main types of viruses based on their genetic material?

• DNA viruses

• RNA viruses

• Protein viruses

• Lipid viruses

Multiple Choice

What are the stages of the life cycle of a bacteriophage?

• Absorption

• Infection

• Synthesis

• Lysis

Multiple Choice

What are the symptoms of animal viruses, specifically focusing on the disease mentioned in the image?

• Fever

• Cough

• Skin lesions

• Diarrhea

Multiple Choice

What is the name of the virus that causes the mosaic pattern on the leaves shown in the image?

• Tobacco Mosaic Virus

• Potato Virus X

• Cucumber Mosaic Virus

• Tomato Mosaic Virus

Multiple Choice

What is the name of the virus affecting plants shown in the image?

• Yellow Network

• Green Virus

• Leaf Blight

• Plant Pathogen

Multiple Choice

In the late 1700s Edward Jenner developed the first vaccine from cowpox, an infectious virus found in cows. How do viruses, like the one responsible for cowpox, cause disease?

• By sexually reproducing with other viruses in the environment

• By replicating inside the cell and then lysing the cell

• By gaining energy from metabolizing their food

• By competing for water with cells of the infected organism

Multiple Choice

What is the name of the virus that causes the disease shown in the images?

• Measles

• Chickenpox

• Smallpox

• Influenza

Multiple Choice

What condition is indicated by the yellowing of the skin and eyes in the images?

• Hepatitis A

• Hepatitis B

• Hepatitis C

• Liver Cirrhosis

Multiple Choice

What is the name of the virus depicted in the image that affects humans and is associated with the symptoms shown?

• Measles

• Rubella

• Chickenpox

• Influenza

Multiple Choice

How can the rate of an infectious disease be drastically reduced?

• By taking medication daily
• By wearing clean clothing daily
• By preventing transmission between people
• By performing dental hygiene three times a day

Multiple Choice

How does AIDS affect the immune system?

• By strengthening immune responses

• By increasing the production of antibodies

• By attacking and weakening the immune system

• By preventing allergies

Categorize

Options (7)

living

require a host cell to reproduce

utilize a capsid structure

nonliving

contain genetic information

have a metabolism

replicate independently

Place the following labels in the correct category

Cells

Both

Viruses