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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
the energy which works to destabilize existing chemical bonds is called.
Question # 2
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 3
The enzyms of Calvin cycle and Krebs's cycle.
Question # 4
A slight increase or decreasein pH of an enzyme causes.
Question # 5
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 6
Which of the following is an example of hydrolases.
Question # 7
Which of the following is correct about enzymes.
Question # 8
Activation energy is lowered by
Question # 9
Catalytic site is adtivatid when
Question # 10
Which inhibitors are used as antibiotics to kill bacteria.
Question # 11
The complete enzyme ncluding its coensyme or prosthtiec grop is termed as
Question # 12
The optimum temperature for human enzymes is.
Question # 13
Small cleft or depression is the sourface of globular enzyme is.
Question # 14
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 15
The enzymes which remvoe or ad H+ ions or electrons from substrateare called.
Question # 16
At which regio of active site substrate is transforemd into preodcuts.
Question # 17
Which of thefollowing can be affected by temperatur ein an enzyme
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 | Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA. |
A. Synthetase
B. Decarboxylase
C. Hydroxylase
D. Reductase
|
| 2 | Pepain works in |
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
|
| 3 | In complez metaboic pathways, end products formed inhibit the. |
A. First enzyme
B. First substrate
C. First product
D. Last enzyme
|
| 4 | 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
|
| 5 | A slight increase or decreasein pH of an enzyme causes. |
A. Incresse in enzyme activity
B. Decrese in enzyme activity
C. No effect on enzyme activity
D. All of above
|
| 6 | The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called. |
A. Feedback activation
B. Feed forward activation
C. Feed back inhibition
D. Feed forward inhibition
|
| 7 | The kinds or types of co factor are. |
A. One
B. Two
C. Three
D. Four
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| 8 | 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 |
A. Hydrolase
B. Ligase
D. Transferase
|
| 9 | Which enzyme is responsible for the breakdown of DNA. |
A. DNA polymerase
B. DNA synthase
C. DNA Ligase
D. DNA ase
|
| 10 | 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
|
Test Questions