No. of questions -37
Time - 20 min
Negative marking : -0.25 mark
1.
.............. is obtained by evaporation of sea.
2.
Which one of the following group of gases contribute to the "Green House Effect"?
3.
The antiseptic compound present in Dettol is-
4.
The branch of medicine involving synthetic chemical compounds is:
5.
Which of the following fibres is considered as the strongest natural fibre?
6.
What is a Vermicompost?
7.
Which of the following gas is used in bulb?
8.
Fire extinguishers emit which gas?
9.
Synthetic detergents are prepared from
10.
In which of the following silicon is not used?
11.
Fabric made from .......... does not get wrinkled easily.
12.
'Saponification' is a process by which-
13.
A ............ thread is actually stronger than a steel wire.
14.
Fruits stored in a cold chamber exhibit longer storage life because-
15.
Which of the following metal shown by its symbol is generally used for making filaments of bulb?
16.
Zinc Phosphide is commonly used as-
17.
Glycol is added to aviation gasoline because it-
18.
The rubbing surface of a match box has powdered glass and a little red ...........
19.
Tincture of iodine is a solution of Iodine in-
20.
Which fibre is also called as artificial silk?
21.
Which base is present in soap?
22.
Which of the following is a Synthetic rubber?
23.
Aqueous Hydrolysis of sucrose formed-
24.
Rock Salt contains which mineral?
25.
Which of the following gas is used to destroy the microbes?
26.
Bleaching action of Chlorine is due to which reaction?
27.
Chlorine gas is a major component of which of the following?
28.
In which industry Potassium nitrate is used commercially?
29.
Terylene is a condensation polymer of ethylene glycol and which acid?
30.
The class of drugs used for the treatment of stress is
31.
Which of the following is used as non-stick coating for cooking utensils?
32.
Which of the following is a natural polymer?
34.
Photochemical smog is a resultant of the reaction among-
35.
Substance which are used as a food preservative-
36.
Which among the following is used to treat Indigestion?
37.
What is the by Product obtained in soap industry?
