No. of questions -40
Time - 20 min
Negative marking : -0.25 mark
1.
Which one of the following is non-reducing sugar?
2.
Wax used for making candles is chemically a mixture of-
3.
Barbituric acid and its derivatives are well known as-
4.
Acid rain is caused due to emission of which of the following into the atmosphere?
5.
Yeast is an important source of-
6.
Which fibre is used for making bristles of brushes.
7.
Consider the following-
1. Nucleic acids
2. Carbohydrates
3. Proteins
A virus is made up of which of the above-Deselect Answer
8.
Which of the following is used as raw material for the manufacture of rayon?
9.
Petroleum is a mixture of-
10.
Which one of the following is a synthetic polymer?
11.
Which among the following is a petroleum wax?
12.
Which is widely used in the plastic industry for manufacturing Bakelite?
13.
Which one of the following vitamins is essential for coagulation of blood?
14.
Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?
15.
Physico-chemical characteristics of water in water sources undergo changes due to-
16.
Glycogen, Cellulose and starch are the polymers of-
17.
Which of the following could be used as fuel in propellant of Rockets?
18.
What is the bond between two amino acids in a protein called?
19.
Which among the following is false about natural rubber
20.
The brand name Teflon represents which polymer?
21.
............. fibre is used in making bullet proof vests.
22.
Which of the following is related to the discovery of Nylon?
23.
The alkaloid naturally found in coffee, cocoa and colanut is
24.
Deficiency of which one of the following causes xeroph-thalmia-
25.
Which one of the following diseases caused through the wound or injury or surfaces of unsterilized surgical instruments?
26.
The sugar which is not a disaccharide
27.
The increasing amount of carbon dioxide in the air is slowly raising, the temperture of the atmosphere, because it absorbs-
28.
The water pollution in river is measured by the dissolved amount of-
29.
Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea?
30.
Which of the following element is used for vulcanisation of rubber?
31.
The helical structure of protein is stabilized by
33.
Which one of the following is a Natural Polymer?
34.
What is the full form of PVC?
35.
The gas which is present in both the natural gas and the bio-gas is-
36.
The increasing abundance of green house gases in atmosphere has led to the following effect except-
37.
In chemistry, soap is a salt of a ............
38.
Plastic bottles are made of a polymer called PET. The expanded form of PET is
40.
Bakelite is a polymer of Phenol and
