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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
A slight increase or decreasein pH of an enzyme causes.
Question # 2
The protine part of enzyme is called.
Question # 3
Achemicla that interferes and blck an ez=nzyme's activity is called.
Question # 4
Which of thefollowing can be affected by temperatur ein an enzyme
Question # 5
7.0 is the optimum pH of
Question # 6
The temperature at which an enzyme works at its maximum rate is called.
Question # 7
Pick the enzyme which is not related to others.
Question # 8
The enxymes of glycolysis are present in
Question # 9
Enxymes speed up chemical reactions by lowering.
Question # 10
Pepsin works its best in.
Question # 11
Which of the following can affect enzyme activity
Question # 12
The loss of gloular shape of enzyme is called.
Question # 13
Which of the follow is a potent inhibitor of prostaglandin
Question # 14
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 15
The kinds or types of co factor are.
Question # 16
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 17
Emil Fischer proposed that,
11th Class Biology Chapter 5 Test
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FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The loss of gloular shape of enzyme is called. |
A. Saturation
B. Renaturation
C. Denaturation
D. Flexion
|
| 2 | The complete enzyme ncluding its coensyme or prosthtiec grop is termed as |
A. Apoenzyme
B. Ribozyme
C. Holoenzyme
D. Proenzyme
|
| 3 | The enzyme whcih uses ATP to join molecules. |
A. Isomerases
B. Ligases
C. Hydrolases
D. Oxidoreductases
|
| 4 | Which enxyme class is responsible for catalysing the addition of water to a substrate molecule. |
A. Isomerase
B. Lyase
C. Hydrolase
D. Ligase
|
| 5 | Enzmes are .................globular proteins. |
A. 2 D
B. 3 D
C. 4 D
D. Both a and c
|
| 6 | Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a . |
A. Product
B. Substrate
C. Activator
D. Coenzyme
|
| 7 | When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes. |
A. Less flexible
B. More hard
C. Less hard
D. More flexible
|
| 8 | Pepain works in |
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
|
| 9 | How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction. |
A. By chaing the free energy change of the reaction
B. By acting as a coenzyme for the reaction
C. By changing the shape of the enxyme
D. By binding the active site of the enxyme
|
| 10 | The protine part of enzyme is called. |
A. Apoenzyme
B. Co enxyme
C. Prothetic group
D. Hologenzyme
|
Test Questions