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FSC Part 1 Biology Ch. 5 Test
FSC Part 1 Biology Ch. 5 Test
Start Biology Ch. 5 Test
FSC Part 1 Biology Chapter Wise Test
(English Medium)
11th Class Biology Chapter 5 Online MCQs Tests:
A plenty of MCQs of this chapter is made by our qualified teachers and provided to the students online. The students can practice these important MCQs for getting maximum marks in biology. Download 11th class biology chapter 5 MCQs with answers and start practice. The students can save their money as these tests are available online. Then answers of these MCQs tests are also provided to the students so that they can check their mistakes. Avail this better facility and get ready for the best performance in the biology board exam. The students can attempt their board exam easily if they practice these tests. 11th class biology chapter 5 MCQs in pdf is given on ilmkidunya from where the students can easily download.
MCQ's Test For Chapter 5 "Biology Fsc Part 1 Chapter 5 Online Test"
Try The MCQ's Test For Chapter 5 "Biology Fsc Part 1 Chapter 5 Online Test"
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Total Questions17
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Time Allowed20
Biology Fsc Part 1 Chapter 5 Online Test
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Question # 1
When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
Question # 2
The enzymes that catalyse the rections in whihc two molecules are joined togeter by synthesis of new bonds, using enery from ATP, are placed in group
Question # 3
Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
Question # 4
The induced fit model was modified form of lock and key model was proposed by
Question # 5
The enzyms of Calvin cycle and Krebs's cycle.
Question # 6
Which of thefollowing can be affected by temperatur ein an enzyme
Question # 7
The cofactos which are attached with enxyme by convalent bonds are called.
Question # 8
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 9
The enzyme whcih catalyses the conversion of glucose to fructose is.
Question # 10
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
Question # 11
At which regio of active site substrate is transforemd into preodcuts.
Question # 12
Which of the follow is a potent inhibitor of prostaglandin
Question # 13
Reversibel inhibitors make...................bonds with enzymes.
Question # 14
the energy which works to destabilize existing chemical bonds is called.
Question # 15
Which of the following can affect enzyme activity
Question # 16
Pepain works in
Question # 17
Achemicla that interferes and blck an ez=nzyme's activity is called.
11th Class Biology Chapter 5 Test
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M M Sohail 20 - Jan - 2025 01 Min 12 Sec 17/17 -
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FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following statemetns about enzymes is correct. |
A. They increasse the activation energy of a reaction
B. They are consumed during the reaction
C. They are specific in terms of the reactions they catalyse
D. They always wor optimally at high temperatures.
|
| 2 | The cofactos which are attached with enxyme by convalent bonds are called. |
A. allosteric enxym
B. Apoenzyme
C. Prosthtic group
D. Proenzyme
|
| 3 | The enxymes of glycolysis are present in |
A. Nucleoplasm
B. Cytoplasm
C. Stroma
D. Mitochondrial matrix
|
| 4 | Which inhibitors are used as antibiotics to kill bacteria. |
A. Competitive
B. Irreersible
C. Non competitive
D. non reversible
|
| 5 | The enzyms of Calvin cycle and Krebs's cycle. |
A. Present in karyoplasm
B. Dispersed in cytoplasm
C. Bound to memebranes of their organelles
D. Presnet in periplasmic space
|
| 6 | Which enxyme class is responsible for catalysing the addition of water to a substrate molecule. |
A. Isomerase
B. Lyase
C. Hydrolase
D. Ligase
|
| 7 | Reversibel inhibitors make...................bonds with enzymes. |
A. Covalent
B. Ionic
C. Hydrogen
D. Metallic
|
| 8 | The protine part of enzyme is called. |
A. Apoenzyme
B. Co enxyme
C. Prothetic group
D. Hologenzyme
|
| 9 | Enzmes are .................globular proteins. |
A. 2 D
B. 3 D
C. 4 D
D. Both a and c
|
| 10 | Pepsins's optimum pHis. |
A. 1.5- 1.6
B. 4.6 -5.2
C. 8.0
D. 7.8 - 8.7
|
Test Questions