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.
In which industry Potassium nitrate is used commercially?
4.
The branch of medicine involving synthetic chemical compounds is:
5.
A ............ thread is actually stronger than a steel wire.
7.
'Saponification' is a process by which-
8.
The antiseptic compound present in Dettol is-
9.
Zinc Phosphide is commonly used as-
10.
Terylene is a condensation polymer of ethylene glycol and which acid?
11.
Bleaching action of Chlorine is due to which reaction?
12.
Which among the following is used to treat Indigestion?
13.
Fruits stored in a cold chamber exhibit longer storage life because-
14.
Substance which are used as a food preservative-
15.
Which base is present in soap?
16.
Which of the following gas is used in bulb?
17.
What is the by Product obtained in soap industry?
18.
Glycol is added to aviation gasoline because it-
19.
Which fibre is also called as artificial silk?
20.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
21.
Photochemical smog is a resultant of the reaction among-
22.
Which of the following fibres is considered as the strongest natural fibre?
23.
In which of the following silicon is not used?
24.
.............. is obtained by evaporation of sea.
25.
The rubbing surface of a match box has powdered glass and a little red ...........
26.
What is a Vermicompost?
27.
Synthetic detergents are prepared from
28.
Fire extinguishers emit which gas?
29.
Chlorine gas is a major component of which of the following?
30.
The class of drugs used for the treatment of stress is
31.
Which of the following is a Synthetic rubber?
32.
Which of the following is a natural polymer?
33.
Which of the following gas is used to destroy the microbes?
34.
Fabric made from .......... does not get wrinkled easily.
35.
Which of the following is used as non-stick coating for cooking utensils?
36.
Rock Salt contains which mineral?
37.
Tincture of iodine is a solution of Iodine in-
