Microbes in Medicine

Q. A plant disease called citrus canker is caused by a _________ .

1. bacteria
2. fungi
3. protozoa
4. virus

Q.

The study of fungi is known as phytology.

1. True

2. False

Q.

Mosquitoes can be controlled by preventing stagnation of water though they do not live in water. Why?

Q. Penicillin is an example of:

1. Antibiotic
2. Vitamin
3. Toxin
4. Antiseptic

Q.

Give three examples of fungi. Can fungi cause plant diseases? Name a few.
[3 MARKS]

Q. Vaccines are made up of:

1. Chemicals
2. Drugs
3. Weak microorganisms
4. Viruses

Q.

Which is the mode of transmission for the plant disease called citrus canker?

1. Air

2. Water

3. Seed

4. Soil

Q. Explain wheat leaf rust disease in plants.

Q. Name some diseases that occur in plants.

Q. Match the following scientists with their discovery.​

A	Edward Jenner​	I	Fermentation in 1857​
B	Alexander Fleming​	II	Vaccine for smallpox​
C	Louis Pasteur​	III	Discovery of Penicillin​

Q. is a mould that inhibited the growth of Staphylococcus bacteria in Fleming's lab.

1. Cladosporium
2. Aspergillus
3. Penicillium

Q.

What kind of virus is Mammalian Virus?

Q.

What are the characteristics of mammalian virus? What are it's side effects?

Q. Wheat leaf rust is the disease caused by .

1. Puccinia
2. Aspergillus
3. Rhizopus

Q. is a disease caused in citrus plants by Xanthomonas axonopodis.

1. Citrus black spot
2. Citrus canker
3. Citrus cancer

Q. Wheat leaf rust is the disease caused by .

1. Puccinia
2. Aspergillus
3. Rhizopus

Q. What is meant by communicable diseases? Name any two communicable diseases. [2 MARKS]

Q. Common cold is caused by .

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

Q. Lichen is a symbiotic relationship between fungi and ____.

1. fungi
2. algae
3. plant
4. bacteria

Q. Statement 1 : Antibiotics are ineffective against viral infections.
Statement 2: Vaccines are composed of active microbes.

1. Statement 1: True; Statement 2: True
2. Statement 1: True; Statement 2: False
3. Statement 1: False; Statement 2: True
4. Statement 1: False; Statement 2: False

Q. Explain wheat leaf rust disease in plants.

Q. are produced by the immune system to fight against pathogens.

1. Antibodies
2. Antibiotics
3. Antiserum

Q. is a disease caused in citrus plants by Xanthomonas axonopodis.

1. Citrus black spot
2. Citrus canker
3. Citrus cancer

Q. Which of the following are examples for antibiotic?

1. Streptomycin
2. Sodium bicarbonate
3. Erythromycin
4. Penicillin

Q. Wheat leaf rust is the disease caused by .

1. Puccinia
2. Aspergillus
3. Rhizopus

Q.

Can antibiotics kill viruses?

Q.

WHY does virus cause diseases

Q. Which among the following statements are true for antibodies?

1. Vaccine works against antibodies.
2. Antibiotics work against the antibodies.
3. They are produced in response to pathogens entering our bodies.
4. Antibodies can be produced in response to a vaccine.

Q.

Which of the following are true about antigens?

1. CNS

2. Gastro Intestinal Tract

3. Both

4. None

Q. Identify the type of fungi needed to make the following.

1. 
2. 
3. 
4.