No. of questions -37
Time - 20 min
Negative marking : -0.25 mark
1.
Which one of the following group of gases contribute to the "Green House Effect"?
2.
Aqueous Hydrolysis of sucrose formed-
3.
Fabric made from .......... does not get wrinkled easily.
4.
Which of the following is a Synthetic rubber?
5.
The rubbing surface of a match box has powdered glass and a little red ...........
6.
Terylene is a condensation polymer of ethylene glycol and which acid?
7.
Photochemical smog is a resultant of the reaction among-
8.
Which of the following is used as non-stick coating for cooking utensils?
9.
Which of the following is a natural polymer?
10.
Glycol is added to aviation gasoline because it-
11.
Which among the following is used to treat Indigestion?
12.
Substance which are used as a food preservative-
13.
The antiseptic compound present in Dettol is-
14.
Bleaching action of Chlorine is due to which reaction?
15.
The class of drugs used for the treatment of stress is
16.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
17.
Which of the following fibres is considered as the strongest natural fibre?
18.
Fire extinguishers emit which gas?
19.
In which industry Potassium nitrate is used commercially?
20.
Which base is present in soap?
21.
What is a Vermicompost?
22.
Zinc Phosphide is commonly used as-
23.
Fruits stored in a cold chamber exhibit longer storage life because-
24.
Synthetic detergents are prepared from
25.
Chlorine gas is a major component of which of the following?
26.
'Saponification' is a process by which-
27.
Tincture of iodine is a solution of Iodine in-
29.
Rock Salt contains which mineral?
30.
The branch of medicine involving synthetic chemical compounds is:
31.
A ............ thread is actually stronger than a steel wire.
32.
Which of the following gas is used to destroy the microbes?
33.
What is the by Product obtained in soap industry?
34.
.............. is obtained by evaporation of sea.
35.
Which of the following gas is used in bulb?
36.
In which of the following silicon is not used?
37.
Which fibre is also called as artificial silk?
