1.
Cellulose is made up of:
A
Glucose units
B
Fructose units
C
Galactose units
D
Sucrose units
2.
Which polymer is used in making tyres?
A
PVC
B
Rubber
C
Nylon
D
Teflon
3.
Which vitamin is fat-soluble?
A
Vitamin B
B
Vitamin C
C
Vitamin A
D
Vitamin B12
4.
Which carbohydrate is also called fruit sugar?
A
Glucose
B
Sucrose
C
Fructose
D
Lactose
5.
Starch is an example of:
A
Disaccharide
B
Monosaccharide
C
Polysaccharide
D
Protein
6.
Which polymer is commonly used in packaging films?
A
PVC
B
Polythene
C
Nylon
D
Bakelite
7.
Bakelite is mainly used for:
A
Cooking utensils
B
Electrical switches
C
Clothing
D
Packaging
8.
Cellulose is mainly found in:
A
Animals
B
Plants
C
Bacteria
D
Fungi
9.
Which enzyme digests fats?
A
Protease
B
Amylase
C
Lipase
D
Pepsin
10.
An increase in temperature favors the:
A
Endothermic reaction
B
Exothermic reaction
C
Neutral reaction
D
No reaction
11.
Fractional distillation of petroleum separates components based on:
A
Density
B
Melting point
C
Boiling point
D
Solubility
12.
Which nutrient helps in absorption of fat-soluble vitamins?
A
Proteins
B
Carbohydrates
C
Lipids
D
Minerals
13.
The main function of fertilizers is to:
A
Kill pests
B
Increase soil fertility
C
Control pollution
D
Increase rainfall
14.
Increasing pressure shifts equilibrium towards the side with:
A
More moles of gas
B
Equal moles of gas
C
Less moles of gas
D
No gas molecules
15.
Which industrial product is obtained from sulphuric acid?
A
Soap
B
Fertilizers
C
Glass
D
Cement
16.
Which polymer is used to make plastic bottles?
A
PET
B
PVC
C
Nylon
D
Teflon
17.
Which nutrient is required in small amounts?
A
Carbohydrates
B
Proteins
C
Fats
D
Vitamins
18.
Which nutrient is mainly responsible for body growth and repair?
A
Carbohydrates
B
Lipids
C
Proteins
D
Minerals
19.
At equilibrium, the concentration of reactants and products:
A
Are always equal
B
Become zero
C
Remain constant with time
D
Increase continuously
20.
Which polymer is used to make disposable cups?
A
Polystyrene
B
Nylon
C
PVC
D
Rubber