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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
Lock and key model of enzyme mechanism was proposed by
Question # 2
Pick up the irreversible inhibitor
Question # 3
Which of the following represent induced fit model
Question # 4
Pepsins's optimum pHis.
Question # 5
the enzymes papain is present in
Question # 6
Which of thefollowing can be affected by temperatur ein an enzyme
Question # 7
Catalytic site is adtivatid when
Question # 8
The cofactos which are attached with enxyme by convalent bonds are called.
Question # 9
Small cleft or depression is the sourface of globular enzyme is.
Question # 10
The enxymes of glycolysis are present in
Question # 11
At which regio of active site substrate is transforemd into preodcuts.
Question # 12
At unlimited substrate concentration at a specific time, rate of reaction directly depends on.
Question # 13
Enzmes are .................globular proteins.
Question # 14
Which of the following is NOTa hyrolase
Question # 15
Activation energy is lowered by
Question # 16
In feedback inhibition, the final product inhibits.
Question # 17
Which of the following is correct about enzymes.
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 | Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as. |
A. Irreversible inhibitor
B. Competitive inhibitor
C. Non competitive inhibitor
D. reversible inhibitor
|
| 2 | The temperature at which an enzyme works at its maximum rate is called. |
A. Specific temperature
B. Maximum temperature
C. Optimum temperature
D. Initial temperature
|
| 3 | If enzyme concentratio goes on increasing, and rate of reaction stays constrant ad does not increase further means that. |
A. Substrate concentration wasincreased
B. Substrate concentration was the same
C. Less amount of enzymes is active
D. Enzymes have no effect
|
| 4 | Achemicla that interferes and blck an ez=nzyme's activity is called. |
A. Inhibitor
B. Activator
C. Accelerator
D. Supressor
|
| 5 | The speed of a chemicla reaction depends on the amount of. |
A. ATP
B. H-ions
C. Substrte
D. Activation energy
|
| 6 | Lock and key modl was proposed by Emil Fischer in. |
A. 1890
B. 1882
C. 1958
D. 1894
|
| 7 | The enzyme whcih catalyses the conversion of glucose to fructose is. |
A. Pentose isomerase
B. Hexokinase
C. Hexoisomerase
D. Hexoreductase
|
| 8 | Small cleft or depression is the sourface of globular enzyme is. |
A. Active site
B. Synaptic cleft
C. T tubule
D. No such cleft exists
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| 9 | Which enzyme breakdown small polypeptides into dipeptides. |
A. Trypsin
B. Aminopeptidese
C. Erypsin
D. Pepsin
|
| 10 | 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
|
Test Questions