Antibiotics

Q.

What are antibiotics? What precautions must be taken while taking antibiotics

Q.

Which of the following is an antibiotic?

1. Sodium bicarbonate

2. Streptomycin

3. Alcohol

4. Yeast

Q.

Streptomycin is

1. An antiseptic

2. An anti-toxin

3. A disinfectant

4. An antibiotic

Q.

Which is the drug based on arsenic compound, produced in 1910 which killed germs of syphilis?

1. Salvarson

2. Savlon

3. Streptomycin

4. Penicillin

Q.

Why are antibiotics not effective against cold and flu? Why do antibiotics work on bacterial infections only? [3 MARKS]

Q.

Penicillin is an ___

Q.

Do antibiotics kill Mycoplasma?

Q.

Write a note on allergens

Q.

Which amongst the following is an antibiotic?

1. Varicella

2. Alcohol

3. Metronidazole

4. Streptomycin

Q.

___ found the antibiotic penicillin.

Q. __________ is the inflammatory chemical that is released by the __________ cells in response to allergens like pollen grains.
Choose the correct words for each blank.

1. Adrenaline; neutrophils
2. Adrenaline; basophils
3. Histamine; neutrophils
4. Histamine; basophils

Q. Streptomycin is obtained from the bacterium .

1. Staphylococcus
2. Streptomyces
3. Spirulina

Q. Antibiotics work in different ways. What are they?

1. They interfere with the bacterial DNA repair system and thus prevent it from reproduction
2. Antibiotics do not allow the bacteria to build cell wall.
3. Antibiotics prevent bacterial nutrition.
4. They weaken the bacterial cell wall and make it rupture.

Q.

___ found the antibiotic known as penicillin.

Q. Explain the uses and the harmful effects of micro-organisms. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> [Textbook Question 5 pg no.80]

Q. Which of the following antigen has a role in anaphylactic shock?

1. None of the above
2. Ig E
3. Ig A
4. Ig M

Q. Who discovered the first antibiotic?

Q.

Which of these is an antibiotic?

1. Alcohol

2. Metronidazole

3. Streptomycin

4. None of the above

Q. The term “antibiotic” was coined by

1. Edward Jenner
2. Alexander Fleming
3. Selman Waksman
4. Louis Pasteur

Q.

What is the effect of antibiotics from animal sources on salmonella?

1. Salmonella has become extinct

2. Salmonella grows faster

3. Salmonella goes for molting

4. Salmonella has become drug resistant

Q. Name the scientist who discoverd 'penicillin'.

Q. The inflammation of the inner lining of the intestine due to infection by bacteria, virus, worms is called as

1. Enteritis
2. Malaria
3. Typhoid
4. Tetanus

Q.

Which of the following produces the best known bactericidal antibiotic?

1. Penicillium notatum

2. Cinchona succirubra

3. P. chrysogenum

4. S. chrysogenum

Q. Why is it said that-

Q.

what are the 5 useful microorganisms and what are their uses

Q.

Which of the following antibiotics are obtained from fungi?

1. Penicillin

2. Streptomycin

3. Tetracycline

4. None of these.