Antibiotics

Q.

What is meant by the term 'broad spectrum antibiotics'?

Q.

Give reasons:

(a) We gargle with saline water in case of throat infection.

Q. Penicillin G is a broad spectrum antibiotic

1. True
2. False

Q.

Salvarsan is an arsenic-containing drug which was first used for the treatment of ...........
(a) syphilis
(b) typhoid
(c) meningitis
(d) dysentery

Q.

What organ produces acid in the stomach?

Q.

What is meant by the term ‘broad spectrum antibiotics’? Explain.

Q.

How is Potassium Permanganate used for fungal infection?

Q. Chloroform condenses with acetone to form a compound which is used as a/an

1. hypnotic
2. anaesthetic
3. fir extinguisher
4. refrigerant

Q. Which of the following chemicals are added to increase the shelf-life of foods?

1. Food colour
2. Sweeteners
3. Arificial flavours
4. Antioxidants

Q. Which statement is false

1. Sulphadiazine is a synthetic antibacterial
2. Ampicillin is a natural antibiotic
3. Aspirin is analgesic and antipyretic both
4. Some disinfectants can be used antiseptics at low concentration

Q. Xanthoproteic test is the reaction of nitric acid with:

1. Vitamins
2. Aromatic amino acids
3. Enzymes
4. Fats

Q. Which one of the following is not a broad spectrum antibiotic

1. Tetracycline
2. Chloromycetin
3. Penicillin
4. None of these

Q.

In what respect do prontosil and salvarsan resemble. Is there any resemblance between azo dye and prontosil? Explain.

Q. Among the following, the narrow spectrum antibiotic is:

1. Penicillin G
2. Ampicillin
   
3. Amoxycillin
4. Chloramphenicol

Q.

Explain the following term:

Antipyretics

Q. Terpineol and chloroxylenol are the compounds of which of the following classes?

1. Tranquilisers
2. Disinfectant
3. Chemosterilant
4. Plant growth harmones

Q. What are antibiotics? Give two examples.

Q.

What is the term used for an aqueous solution of Sodium chloride?

Q.

An antibiotic contains nitro group attached to aromatic nucleus in its structure. It is

1. Streptomycin
2. Tetracycline
3. Chloramphenicol
4. Penicillin

Q.

Write two examples of:

Antiseptics

Q. 22. Which of the following octahedral complexes do not show geometrical isomerism? Options: [Co(NH3)3Cl3] [PtCl2(NH3)4] Correct [Cr(H2O)5Cl]2+ [Co(en)3]3+

Q. 10. Which of the following shows maximum number of isomers? (a)[Co(NH3)4Cl2] (b)[Ni(en)(NH3)4]+2 (c)[Ni(C204)(en)2]-2 (d)[Cr(SCN)2(NH3)4]+

Q. ortho product is major product in phenols but in ethers para products are major products. Why

Q.

39) Which element is used in manufacture of insectisisdes and pesticides like DDT and BHC

Q.

Which of the following are sulpha drugs?
(a) Sulphapyridine
(b) Prontosil
(c) Salyarsan
(d) Nardi

Q. Antibiotics are classfied into broad spectrum antibiotics and narrow spectrum antibiotics. Write one example each for these antibiotics.

Q. Statement 1: Dettol is an antibiotic.
Statement 2: Antibiotics are used to kill microorganisms.

1. Only statement 1 is correct
2. Only statement 2 is correct
3. Both statements are correct

4. Both statements are incorrect

Q.

A narrow spectrum antibiotic is active against .................
(a) gram positive or gram negative bacteria
(b) gram negative bacteria only
(c) single organism or one disease
(d) both gram positive and gram negative bacteria

Q.

An antibiotic contains nitro group attached to aromatic nucleus in its structure. It is

1. Penicillin

2. Streptomycin

3. Chloramphenicol

4. Tetracycline

Q.

Does E. Coli have capsules?