Chemistry Class 12 mcqs solved pdf chapter 14 for both Entry Test and Board Exams. These are important chemistry class 12 mcqs from past papers of All Punjab Board.
IMPORTANCE OF THESE MCQS
It is tough and difficult task to solve Chemistry Class 12 mcqs . Students
must have proper preparation of 2nd year chemistry mcqs for excellent
marks in chemistry 12. All the important mcqs related to chapter 14 Macromolecules of 2nd
year Chemistry are here for you. These questions are taken from past
papers of Chemistry class 12 of all Punjab Board of Pakistan as ;
Bahawalpur Board
D.G.Khan Board
Faisalabad Board
Gujranwala Board
Lahore Board
Multan Board
Rawalpindi Board
Content is created and designed with intense care and diligence.
These questions (MCQs) are top repetitive in previous papers. Each
question has a detailed answer explanation. In this way you learn from
your mistakes
Chemistry 12 Smart Preparation
Generally students get less time for preparation. If we talk about
second year chemistry, we need a lot of intensive time to prepare for
it. 2nd Year students of face big difficulty while preparation of
Chemistry Multiple Choice Questions (MCQs). Good News! mhbeducator.com
offers you, the easiest and smartest way to prepare chemistry class 12 by
which students can save their time and will able to prepare Class 12
Chemistry Multiple Choice Questions (MCQs) very fast. In this post you
can view and download Chemistry class 12 chapter 14 macromolecules important mcqs. For
other chapters' mcqs click the link at the end of this post. This
content is very helpful for weak students and also helpful for those
students that are better at chemistry class 12 exam preparation. These
Questions are based on the current Chemistry Class 12 syllabus according
to Punjab Textbook Board.
About This Chapter
Chapter no. 14 "Macromolecules" of Chemistry class 12 enables the students learn the concepts of polymerization and macromolecules. Students learn types of polymerization and products of these polymerizations such as; polyvinyl chloride, polystyrene, polyvinyl acetate, polyamides, polyester and epoxy resins. Students learn about biomolecules for example carbohydrates, lipids, enzymes and nucleic acids. This "Chemistry Class 12 mcqs solved pdf chapter 14" covers all important mcqs that are top repetitive
in past papers relevant to above mentioned topics.
👉For Answers of following questions click the show answer button.
1. A polymeric substance that is formed in the liquid state and then hardened to rigid solid is:
(A) Fiber
(B) Plastic
(C) Varnish
(D) Resin
(B) Plastic
2. Which of the following is a condensation polymer?
(A) Polystyrene
(B) PVA
(C) Polyethylene
(D) Nylon 6, 6
(D) Nylon 6, 6
3. Which of these polymers is a synthetic polymer?
(A) Animal fat
(B) Starch
(C) Cellulose
(D) Polyester
(D) Polyester
4. The fiber which is obtained from acrylonitrile as monomer?
(A) PVA
(B) Polyester
(C) Rayon fiber
(D) Acrylic fiber
(D) Acrylic fiber
5. Which of the following is an addition polymer?
(A) Polyester
(B) Polystyrene
(C) Rayon fiber
(D) Nylon 6, 6
(B) Polystyrene
6. Which one is a mono-saccharide?
(A) Fructose
(B) Sucrose
(C) Starch
(D) Cellulose
(A) Fructose
7. Which one is di-saccharide?
(A) Glucose
(B) Fructose
(C) Sucrose
(D) Cellulose
(C) Sucrose
8. Which one is poly-saccharide?
(A) Sucrose
(B) Galactose
(C) Maltose
(D) Starch
(D) Starch
9. Which one is present in all proteins?
(A) Na
(B) Cu
(C) N
(D) Al
(C) N
10. Which one is not present in all proteins?
(A) Carbon
(B) Sulphur
(C) Nitrogen
(D) Hydrogen
(B) Sulphur
11. The reaction between fat and NaOH is called:
(A) Fermentation
(B) Etherification
(C) Hydrogenation
(D) Saponification
(D) Saponification
12. Which one causes hydrolysis of fats?
(A) Urease
(B) Maltase
(C) Zymase
(D) Lipase
(D) Lipase
13. Which one is water soluble vitamin?
(A) Ascorbic acid
(B) Riboflavin
(C) Trypsin
(D) Niacin
(A) Ascorbic acid
14. Which of the following nitrogenous base is not present in RNA?
(A) Cytosine
(B) Adenine
(C) Thymine
(D) Uracil
(C) Thymine
15. Polymer of chloroethylene is
(A) Terylene
(B) PVC
(C) Teflon
(D) Nylon
(B) PVC
16. To which class of compounds cholesterol belong
(A) Carbohydrates
(B) Fats
(C) Lipids
(D) Vitamins
(C) Lipids
17. Which of the following is not glycerides?
(A) Soaps
(B) Fat
(C) Phospholipid
(D) Oil
(A) Soaps
18. Oils are converted into fats by :
(A) Hydration
(B) Dehydration
(C) Hydrogenation
(D) Dehydrogenation
(C) Hydrogenation
19. The non-protein part of an enzyme is called
(A) Apoenzyme
(B) Coenzyme
(C) Substrate
(D) Activator
(B) Coenzyme
20. Disaccharide present in milk is:
(A) Cellulose
(B) Maltose
(C) Sucrose
(D) Lactose
(D) Lactose
.jpg)
0 Comments