No. of questions -37
Time - 20 min
Negative marking : -0.25 mark
1.
Which of the following gas is used in bulb?
2.
The antiseptic compound present in Dettol is-
3.
Fabric made from .......... does not get wrinkled easily.
4.
Photochemical smog is a resultant of the reaction among-
5.
Which of the following is a Synthetic rubber?
6.
A ............ thread is actually stronger than a steel wire.
7.
The rubbing surface of a match box has powdered glass and a little red ...........
8.
Which fibre is also called as artificial silk?
9.
The branch of medicine involving synthetic chemical compounds is:
10.
Tincture of iodine is a solution of Iodine in-
11.
The class of drugs used for the treatment of stress is
12.
Terylene is a condensation polymer of ethylene glycol and which acid?
13.
Zinc Phosphide is commonly used as-
14.
What is the by Product obtained in soap industry?
15.
Fire extinguishers emit which gas?
16.
Synthetic detergents are prepared from
17.
Bleaching action of Chlorine is due to which reaction?
18.
Chlorine gas is a major component of which of the following?
19.
Which among the following is used to treat Indigestion?
20.
Which of the following is used as non-stick coating for cooking utensils?
21.
Which one of the following group of gases contribute to the "Green House Effect"?
22.
Rock Salt contains which mineral?
23.
.............. is obtained by evaporation of sea.
24.
Which of the following is a natural polymer?
25.
In which of the following silicon is not used?
26.
Fruits stored in a cold chamber exhibit longer storage life because-
27.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
28.
Aqueous Hydrolysis of sucrose formed-
29.
What is a Vermicompost?
30.
Which of the following gas is used to destroy the microbes?
31.
Glycol is added to aviation gasoline because it-
33.
Which base is present in soap?
34.
Substance which are used as a food preservative-
35.
Which of the following fibres is considered as the strongest natural fibre?
36.
In which industry Potassium nitrate is used commercially?
37.
'Saponification' is a process by which-
