1. Which one of the following is inorganic polymer:

2. Hardening of oil involves which of the following process:

3. Which characteristic functional group is present in fats:

4. In which of the following case Zn2+ ions are used as co-factor:

5. Which of the following is an example of associated lipid:

6. Formation of Terylene and Nylon both are examples of:

7. Quantitatively unsaturation of oils is determined by:

8. Cholesterol belong to:

9. Amino acids in protein are linked together by:

10. The colour which cellulose can give with I2 solution:

11. Which one of the following plastic is a thermo setting plastic:

12. Which one of the following polymer is called a polyamide:

13. Which of the following enzymes bring about the hydrolysis of fats:

14. Which one of the following is a water soluble vitamin:

15. Which one of the following element is not present in all proteins:

16. Which one of the following is purine:

17. Which one of the following is not a fatty acid:

18. Which of the following is optimum temperature of most of enzymes:

19. Which of the following is the most abundant organic substance found in nature:

20. Cholesterol is an important precursor in the biosynthesis of:

21. Vegetable oils are:

22. The fiber which is made from acrylonitrile as monomer:

23. Which of these enzymes is an acidic pH active enzymes:

24. Which of these polymers is a synthetic polymer:

25. Which of these polymers is an addition polymer:

26. Which of the following is not a polymer:

27. Starch is a polymer of:

28. After digestion protein change to:

29. Raffinose is a/an:

30. The substance that retard the activity of enzyme is called:

31. Which one of the following is not a polymer:

32. The molecular formula of a trisaccharide will be:

33. All fats are:

34. Which one of the following is a co-polymer?

35. Glycosidic linkage is present in:

1. Which component, if present in paper causes brittleness:

2. Which of the following three elements are largely needed for healthy growth of plants:

3. Nitrogen helps in:

4. The nutrients which are required in very small amount for growth of plants are called:

5. Which of the following element is not macro-nutrient:

6. Which of the following is not micro-nutrient:

7. Which of the following is not calcareous material:

8. Which is not argillaceous material:

9. The %age of nitrogen in NH4NO3 is:

10. What is the main function of rotary kilin:

11. Which of the following process is alkaline:

12. DAP contains P2O5:

13. Which of the following compounds is present in highest percentage in cement:

14. Which fertilizer is widely used in Pakistan:

15. Which of the following fertilizers, contains 75% nutrient:

16. Which of the following is woody material:

17. Which of the following is main process in paper industry:

18. Which of the following bleaching agents is largely used for bleaching of pulp, in Pakistan:

19. Micronutrients requirement (per acre) for the normal fertility of soil:

20. The word paper is derived from reedy plant:

21. The nutrients which are required in very small amount for growth of plants are called:

22. What is clinker:

23. Which one of the following is woody raw material used for making pulp and paper:

24. Which of the following fertilizer is not useful for paddy rice:

25. Which substance is used as filler or additive in paper making:

26. Phosphorus helps the growth of:

27. Rotary kiln has how many zones:

28. Which element is often present in all fertilizers:

29. The %age of nitrogen in urea is:

30. “Rock Phosphate” has composition of:

31. Which one of the following is an organic fertilizers:

32. Which of the following cannot be used as phosphatic fertilizer:

33. Cement was introduced by a mason:

34. The %age gypsum in the cement is:

35. In the cement manufacture, the digestor revolves at R.P.M.

1. Synthetic organic chemicals can cause which of the following problems:

2. Which of the following is considered as cause of pollution:

3. Which of the following is primary pollutant:

4. In which of the following layer of atmosphere there is more thickness of ozone:

5. Which of the following air pollutants is quiet killer:

6. The cause of water pollution is:

7. The pH value of the acid rain is in the range of:

8. Which of the following factors help to measure quality of water:

9. Which method is used to remove permanent hardness of water:

10. To avoid, formation of toxic compounds with chlorine which of the followings is better to use as a disinfectant of water:

11. Peroxyacetyl nitrate (PAN) is an irritant to human beings and it affects:

12. A single chlorine free radical can destroy how many ozone molecules:

13. Ecosystem is a smaller unit of:

14. The coagulant used in the purification of potable water is:

15. Newspaper can be recycled again and again, by how many times:

16. Which of the following is not common domestic materials which are recycled:

17. The normal amount of overhead ozone is about:

18. When ground water seeps in the landfill a mixture of dissolved, suspended and microbial contaminants is formed, this mixture is called:

19. The gas that binds strongly with hemoglobin is:

20. The concentration of dissolved oxygen in water ranges from:

21. Fungicides are the pesticides which:

22. The main pollutant of leather tanneries in the waste water is due to the salt of:

23. The temperature in the incinerator of industrial waste products has a range:

24. Which part of atmosphere is near to the earth:

25. Thickness of atmosphere is:

26. How much fresh water is used for domestic purpose:

27. The most abundant element in the earth crust is:

28. The residence time of NO is:

29. The mean residence time of methane (CH4) in atmosphere is:

30. The yellow colour in photochemical smog is due to the presence of:

31. Ozone depletion is mainly due to the reaction of ozone (O3) with:

32. In human liver which substance cause cancer: