No. of questions -37
Time - 20 min
Negative marking : -0.25 mark
1.
Photochemical smog is a resultant of the reaction among-
2.
Terylene is a condensation polymer of ethylene glycol and which acid?
3.
In which of the following silicon is not used?
4.
'Saponification' is a process by which-
5.
Which among the following is used to treat Indigestion?
6.
Aqueous Hydrolysis of sucrose formed-
7.
Which one of the following group of gases contribute to the "Green House Effect"?
8.
.............. is obtained by evaporation of sea.
9.
Which of the following is used as non-stick coating for cooking utensils?
11.
The antiseptic compound present in Dettol is-
12.
Fruits stored in a cold chamber exhibit longer storage life because-
13.
Substance which are used as a food preservative-
14.
Rock Salt contains which mineral?
15.
Tincture of iodine is a solution of Iodine in-
16.
Which base is present in soap?
17.
Glycol is added to aviation gasoline because it-
18.
The branch of medicine involving synthetic chemical compounds is:
19.
Fire extinguishers emit which gas?
20.
Bleaching action of Chlorine is due to which reaction?
21.
Which of the following gas is used to destroy the microbes?
22.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
23.
What is a Vermicompost?
24.
Which fibre is also called as artificial silk?
25.
Fabric made from .......... does not get wrinkled easily.
26.
The class of drugs used for the treatment of stress is
27.
Which of the following gas is used in bulb?
28.
Zinc Phosphide is commonly used as-
29.
The rubbing surface of a match box has powdered glass and a little red ...........
30.
Which of the following is a natural polymer?
31.
What is the by Product obtained in soap industry?
32.
A ............ thread is actually stronger than a steel wire.
33.
Chlorine gas is a major component of which of the following?
34.
In which industry Potassium nitrate is used commercially?
35.
Which of the following is a Synthetic rubber?
36.
Which of the following fibres is considered as the strongest natural fibre?
37.
Synthetic detergents are prepared from
