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.
Which of the following is a Synthetic rubber?
3.
The branch of medicine involving synthetic chemical compounds is:
4.
Which fibre is also called as artificial silk?
5.
What is a Vermicompost?
6.
Which among the following is used to treat Indigestion?
7.
Which of the following is used as non-stick coating for cooking utensils?
8.
The rubbing surface of a match box has powdered glass and a little red ...........
9.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
10.
Synthetic detergents are prepared from
11.
Rock Salt contains which mineral?
12.
Fruits stored in a cold chamber exhibit longer storage life because-
13.
In which industry Potassium nitrate is used commercially?
14.
Chlorine gas is a major component of which of the following?
15.
Which of the following gas is used in bulb?
16.
Which of the following gas is used to destroy the microbes?
17.
What is the by Product obtained in soap industry?
18.
Which of the following is a natural polymer?
19.
Terylene is a condensation polymer of ethylene glycol and which acid?
20.
The antiseptic compound present in Dettol is-
21.
Substance which are used as a food preservative-
22.
.............. is obtained by evaporation of sea.
23.
Bleaching action of Chlorine is due to which reaction?
24.
Fire extinguishers emit which gas?
26.
The class of drugs used for the treatment of stress is
27.
Fabric made from .......... does not get wrinkled easily.
28.
Photochemical smog is a resultant of the reaction among-
29.
Aqueous Hydrolysis of sucrose formed-
30.
Zinc Phosphide is commonly used as-
31.
In which of the following silicon is not used?
32.
A ............ thread is actually stronger than a steel wire.
33.
Tincture of iodine is a solution of Iodine in-
34.
'Saponification' is a process by which-
35.
Which base is present in soap?
36.
Glycol is added to aviation gasoline because it-
37.
Which of the following fibres is considered as the strongest natural fibre?
