Which one is communicable disease?

(1) Scurvy 

(2) Diabetes 

(3) Beri-beri

(4) Cholera 

An antibiotic contains nitro group attached to aromatic nucleus. it is:

(1) penicillin 

(2) streptomycin 

(3) tetracycline 

(4) chloramphenicol

2-4,-dichloro phenoxyacetic acid is used as a:

(1) fungicide 

(2) insecticide 

(3) herbicide 

(4) moth repellent

Chloroquine is used to prevent or treat malaria caused by mosquito bites. is an example of:

(1) Antipyretic 

(2) Antimalarial 

(3) Antibacterial 

(4) Antitubercular drug 

Bithional is an example of:
1. Disinfectant 
2. Antiseptic
3. Antibiotic 
4. Analgesic 

Which of the following is not antipyretic?

(1) Aspirin 

(2) Paracetamol 

(3) Barbituric acid 

(4) Phenacetin 

Which of the following is not a chlorinated insecticides?

(1) DDT

(2) Methoxychlor 

(3) Parathion

(4) BHC

Which is correct about vanillin?

(1) A flavoring agent giving vanilla flavor 

(2) o-hydroxy-m-methoxy benzaldehyde 

(3) A food additive 

(4) All of the above

The rose odour from an ester is formed by the action of HCOOH on:

(1) pine oil 

(2) olive oil 

(3) geraniol 

(4) turpentine oil 

Which of the following is a natural dye?

(1) Martius yellow 

(2) Alizarin 

(3) Phenolphthalein 

(4) Oragne l