Question:- Name the virus that is transmitted through the biting of infected animals, birds, and insects to a human? A. Rabies Virus B. Ebola Virus C. Flavivirus D. All the above
Answer:- Ans. D Explanation: Transmission of the virus through the biting of infected animals, birds, and insects to humans is known as Zoonoses. Examples: Rabies virus. Alphavirus, Flavivirus, Ebola virus, etc.
Question:- Based on host range, viruses are classified into: A. Bacteriophage B. Insect virus C. Stem Virus D. Both A and B
Answer:- Ans. D Explanation: There are four different types of viruses based on the type of host namely Animal viruses, Plant viruses, Bacteriophage and Insect virus.
Question:- In the host cell, replication of RNA virus took place in... A. Nucleus B. Cytoplasm C. Mitochondria D. Centriole
Answer:- Ans. B Explanation: An example of the replication of the virus within the cytoplasm in the host cell is all RNA virus except the influenza virus.
Question:- Which of the following statement is correct about viruses? A. Viruses do not contain a ribosome. B. Viruses can make protein. C. Viruses can be categorised by their shapes. D. Both A and C are correct
Answer:- Ans. D Explanation: Viruses do not contain ribosomes, so they cannot make proteins. That is why they are dependent on their host. Viruses have different shapes, sizes and can be categorised by their shapes.
Question:- Name the virus that covers himself with a modified section of the cell membrane and create a protective lipid envelope? A. Influenza virus B. HIV C. Neither A nor B D. Both A and B
Answer:- Ans. D Explanation: Some viruses cover themselves with a modified section of the cell membrane by creating a protective lipid envelope example the influenza virus and HIV.
Question:- A virus can spread through: A. Contaminated food or water B. Touch C. Coughing D. All the above
Answer:- Ans. D Explanation: Viruses can spread through touch, exchanges of saliva, coughing or sneezing, contaminated food or water and also through insects that carry them from one person to another.
Question:- After which period virus replicates in the body and starts to affect the host? A. Incubation period B. Uncoating C. Penetration D. None of the above
Answer:- Ans. A Explanation: Virus replicates in the body and starts to affect the host after a period known as the incubation period and symptoms may start to show.
Question:- Double-stranded DNA is found in which viruses? A. Poxviruses B. Poliomyelitis C. Influenza viruses D. None of the above
Answer:- Ans. A Explanation: Double-stranded DNA is found in poxviruses, the bacteriophages T2, T4, T6, T3, T7, Lamda, herpes viruses, adenoviruses, etc.
Question:- A virus is made up of a DNA or RNA genome inside a protein shell known as: A. Capsid B. Host C. Envelope D. Zombies
Answer:- Ans. A Explanation: A virus that is made up of a DNA or RNA genome inside a protein shell is known as a capsid. Some viruses have an external membrane envelope.
Question:- Name the most common type of cancer that kills men in the world? A. Lung Cancer B. Prostate Cancer C. Liver Cancer D. Colon and Rectum Cancer
Answer:- Ans. A Explanation: Lung Cancer is the most common type of cancer that kills men in the world.
Question:- Name cancer that starts in the skin or the tissues that line other organs? A. Leukemia B. Pancreas C. Carcinoma D. None of the above
Answer:- Ans. C Explanation: Carcinoma is cancer that starts in the skin or tissues that line other organs.
Question:- Name cancer that occurs in the bone marrow and creates blood cells? A. Sarcoma B. Myeloma C. Lymphoma D. Leukemia
Answer:- Ans. D Explanation: Leukemia is a cancer of bone marrow, which creates blood cells.
Question:- The abnormal growth of cells in the body is known as........... A. Cancer B. Malignancy C. Both A and B D. Only A
Answer:- Ans. C Explanation: The abnormal growth of cells in the body is known as cancer or malignancy.
Question:- The most common types of treatment for Cancer are... A. Chemotherapy B. Surgery C. Radiation Therapy D. All the above
Answer:- Ans. D Explanation: Surgery, Chemotherapy, and Radiation therapy are the most common types of treatment for cancer. In Surgery, cancer is removed from the part of the body as much as possible. In Chemotherapy, with the help of medicines, toxic cells that are rapidly dividing cancer cells are killed. And in Radiation therapy, powerful radiations are used in the body to kill the cells of cancer.