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.
Which of the following is a natural polymer?
4.
Substance which are used as a food preservative-
5.
Bleaching action of Chlorine is due to which reaction?
6.
In which industry Potassium nitrate is used commercially?
7.
The branch of medicine involving synthetic chemical compounds is:
8.
Which of the following gas is used in bulb?
9.
.............. is obtained by evaporation of sea.
10.
Which of the following is a Synthetic rubber?
11.
A ............ thread is actually stronger than a steel wire.
12.
Chlorine gas is a major component of which of the following?
13.
Which fibre is also called as artificial silk?
14.
Synthetic detergents are prepared from
15.
'Saponification' is a process by which-
16.
What is the by Product obtained in soap industry?
17.
Glycol is added to aviation gasoline because it-
18.
The class of drugs used for the treatment of stress is
19.
Tincture of iodine is a solution of Iodine in-
20.
Fire extinguishers emit which gas?
21.
Fruits stored in a cold chamber exhibit longer storage life because-
22.
In which of the following silicon is not used?
23.
The antiseptic compound present in Dettol is-
24.
Which base is present in soap?
25.
The rubbing surface of a match box has powdered glass and a little red ...........
26.
Which one of the following group of gases contribute to the "Green House Effect"?
27.
Which of the following gas is used to destroy the microbes?
28.
Which among the following is used to treat Indigestion?
29.
Which of the following is used as non-stick coating for cooking utensils?
30.
Which of the following fibres is considered as the strongest natural fibre?
31.
Aqueous Hydrolysis of sucrose formed-
32.
Rock Salt contains which mineral?
33.
Fabric made from .......... does not get wrinkled easily.
34.
What is a Vermicompost?
35.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
36.
Zinc Phosphide is commonly used as-
