MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test With Answers

MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test

Sr. # Questions Answers Choice
1 Which is not a calcareous material?
 line <br> clay <br> marble <br> marine shell <br>
2 At present the number or cement factories in Pakistan are:
 20 22 25 30
3 Micro nutrients are required in quality ranging from:
 4g - 40g<br> 6g - 200g<br> 6dg - 200kg <br> 4kg - 40kg <br>
4 The substances added in paints for improving the mechanical properties is called:
 pigmein <br> filter <br> stabilizer <br> binder <br>
5 The word paper is derived form the name of which reedy plant:
 rose <br> sun flower <br> papyrus <br> water hyacinth <br>
6 Which of the following are thermoplastic materials?
 PVC (poly vinyl chloride)<br> polystryences <br> polyethylene <br> all above <br>
7 Which woody raw material is used for the manufacture of paper pulp?
 cotton <br> bugases <br> poplar <br> rice straw <br>
8 Substances that tend to decrease the activity of enzymes are called:
 coenzymes <br> activators <br> inhibitors <br> apoenzyme <br>
9 How many fertilizer plants are now in Pakistan?
 20 14 12 10
10 Which one is nitrogen fertilizer among the following:
 calcium sulphate <br> urea <br> magnesium carbonate <br> potassium phosphate <br>
11 Choose the crop for which ammonium nitrate is not used:
 paddy rise <br> cotton <br> wheat <br> sugar cane <br>
12 Select the name of ready plant from which word ''Paper'' is derived:
 sun flower <br> papyrus <br> water hyacinth <br> rose <br>
13 Silk is the example of:
 mineral fiber <br> vegetable fiber <br> animal fiber <br> none of above <br>
14 What element is not essential for the growth of plants and not required in the fertilizers?
 nitrogen <br> potassium <br> phosphorus <br> barium <br>
15 In FWFP  the phosphate fertilizers are produced at:
 D.I. Khan <br> Haripur <br> Nowshera <br> Dargai <br>
16 Which of these the most widely used nitrogen fertilizer in Pakistan?
 urea <br> ammonium nitrate <br> ammonium sulphate <br> ammonium chloride <br>
17 Ammonia gas used directly as a fertilizer injected into the soil at a depth of about:
 two inches <br> three inches <br> five inches <br> six inches <br>
18 Surfactants are organic compounds used in detergents which reduce the:
 viscosity of water <br> surface tension of water <br> boiling points of water <br> surface ability of water<br>
19 The %age composition of the auxiliary agent in a detergent is:
 10% 30% 50% 70%
20 Detergents are:
 synthetic products <br> natural product <br> both a and b <br> none of the above <br>
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