Viral Diseases

Q. Name the following:​

A disease caused by the bite of a female Culex mosquito.​

Q.

How do microorganisms and pathogens differ?

Q.

Ranikhet disease is found in

1. Hens

2. Pigs

3. Fishes

4. Honey Bees

Q. Do pet rat bite cause rabies

Q.

____________ are formed in the liver due to breakdown of hemoglobin into dead RBCs.

Q.

List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not?

Q.

How can we prevent the following diseases?

(a) Cholera

(b) Typhoid

(c) Hepatitis A

Q.

The life span of RBCs is about _________________whereas the life span of platelets is ________________

Q.

Which of these statements listed below is true about the common cold?

1. Common cold is not contagious.

2. Common cold usually takes two months to clear up

3. The common cold virus can leave the body through the mucus of an infected person.

4. All of the above

Q.

Why is it difficult to cure viral infections?

1. Because viruses are small in size

2. Because viruses can change their shape and composition in fraction of seconds

3. Because viruses are neither living nor non-living

4. None of the above

Q.

Name the causative organism of Polio.

Q.

Which one of the following diseases is not transmitted by mosquitoes?

1. Brain fever

2. Malaria

3. Typhoid

4. Dengue

Q.

The time period between the entry of germs and appearance of first symptoms is known as:

1. Breach period

2. Interval period

3. Incubation period

4. Vaccination period

Q. Explain in detail about AIDS.

Q.

Write down preventive measures for Air-borne diseases.

Q.

Q.

What is marasmus? Write any four symptoms of the disease.

Q.

Choose the correct option and complete statements.

Hepatitis is a _____________ disease.

1. viral

2. bacterial

3. protozoan

4. worm

Q.

The iodine is obtained from

1. Polysiphonia

2. Chlorella

3. Laminaria

4. Porphyra

Q.

Rakesh has been showing the following symptoms: high fever, severe pain, excessive salivation, and hydrophobia.
What disease is Rakesh suffering from?

1. Measles

2. Typhoid

3. Rabies

4. Ascariasis

Q.

Compared to bacterial and viral infections, fungal infections are

1. Large and weak

2. Few and strong

3. Large and strong

4. Few and weak

Q.

What is psychiatric illness?

Q.

Most people who die from HIV/AIDS do not die from the virus itself but rather from these so-called "opportunistic infections, " which take advantage of a weak immune system.

1. True

2. False

Q.

The virus causing AIDS cannot be transmitted from an infected person to a healthy person by shaking hands.

1. Blood transfusion

2. Shaking hands

Q.

Which of the following results in lower platelet count?

1. Lung infection

2. Diarrhea

3. Dengue

4. Diabetes

Q. Cocci are bacteria having a comma-like single curve in their body.

1. True
2. False

Q. What would happen if human blood lacked hemoglobin

Q. AIDS , mumps, measles, chicken pox, polio, influenza and rabies are caused by

1. Bacteria
2. Fungi
3. Viruses
4. Protozoa

Q.

Name any two ways through which infectious diseases spread?

Q.

Is lupus nephritis a rare disease?