Practice Practice questions test 1 - general science mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   Which of the following contains carbonyl group?

(a)

(b)

(c)

(d)

Explanation:

All contains carbonyl compounds.

Q-2)   Butanone is a four-carbon compound with the functional group

(a)

(b)

(c)

(d)

Q-3)   In organic chemistry we study about
  1. carbohydrates
  2. fertilizers
  3. proteins
  4. ceramics
Choose the correct option from the codes given below:

(a)

(b)

(c)

(d)

Q-4)   Which one of the following is an active component of oil of clove?

(a)

(b)

(c)

(d)

Q-5)   Which of the following are considered as a base?
  1. Proton Donor
  2. Proton Acceptor
  3. Electron Acceptor
  4. Electron Donor
Choose the correct option:

(a)

(b)

(c)

(d)

Explanation:

The base is a proton acceptor and Electron Donor. Bases give up hydroxide ion (OH–) that wants to bond to the hydrogen ion (H+) given by an acid.

Whereas Lewis bases are those compounds which are capable of donating a lone pair of electrons.

Q-6)   Which of the following can be used as artificial sweetner(s) ?
  1. Aspartame
  2. Alitame
  3. Sucralose
  4. Saccharin

(a)

(b)

(c)

(d)

Q-7)   Which of the following statements about ribose are correct?
  1. It is a polyhydroxy compound.
  2. It is an aldehyde sugar.
  3. It has six carbon atoms.
  4. It exhibits optical activity.

(a)

(b)

(c)

(d)

Explanation:

Ribose is an aldopentose

Q-8)   Soaps are sodium salts of fatty acids. Which of the following fatty acid does not form soap?

(a)

(b)

(c)

(d)

Q-9)   The other names of gammaxene are :
  1. gamma-hexachloro cylcohexane
  2. lindane
  3. aldrin
Select the correct option from the codes given below:

(a)

(b)

(c)

(d)

Q-10)   A bee-sting leaves an acid which causes pain and irritation. The injected acid is

(a)

(b)

(c)

(d)