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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
00:00
Question # 1
Which of the following represent induced fit model
Question # 2
Enxymes speed up chemical reactions by lowering.
Question # 3
Pepsins's optimum pHis.
Question # 4
The kinds or types of co factor are.
Question # 5
The enzyme whcih catalyses the conversion of glucose to fructose is.
Question # 6
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 # 7
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 8
At which regio of active site substrate is transforemd into preodcuts.
Question # 9
Activation energy is lowered by
Question # 10
Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
Question # 11
When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
Question # 12
All enzymes are syntheesized inside cell by
Question # 13
Which of the following is NOTa hyrolase
Question # 14
Emil Fischer proposed that,
Question # 15
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 16
Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .
Question # 17
Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA.
11th Class Biology Chapter 5 Test
Top Scorers Of Chapter 5 "Biology Fsc Part 1 Chapter 5 Online Test" MCQ`s Test
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S Saim G 17 - Aug - 2025 01 Min 00 Sec 17/17 -
M M Sohail 20 - Jan - 2025 01 Min 12 Sec 17/17 -
H Habiba Tilawat 19 - Jan - 2025 01 Min 21 Sec 17/17 -
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H Hijab Irfan 18 - Jan - 2025 02 Min 40 Sec 16/17 -
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M Muhammad Anwaar Ul Hassan 27 - Aug - 2025 03 Min 03 Sec 14/17
FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Pepsins's optimum pHis. |
A. 1.5- 1.6
B. 4.6 -5.2
C. 8.0
D. 7.8 - 8.7
|
| 3 | Prosthetic groups are attached with enzyme by |
A. Hydrogen bond
B. Ionic bond
C. Covalent bond
D. Hydrophobic interaction
|
| 4 | Which of the following can affect enzyme activity |
A. pH
B. Temperature
C. Enzyme concentration
D. All of above
|
| 5 | Pepsin works its best in. |
A. Acidic medium
B. Low pH
C. High pH
D. Both a and b
|
| 6 | Pepain works in |
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
|
| 7 | In complez metaboic pathways, end products formed inhibit the. |
A. First enzyme
B. First substrate
C. First product
D. Last enzyme
|
| 8 | the non protein components of enzyme are called. |
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
|
| 9 | 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
|
| 10 | Catalytic site is adtivatid when |
A. enzyme inhibitor complex is formed
B. ES complex is formed
C. Subsgtrate attaches at allosteric site
D. Spontaneously
|
Test Questions