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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 kinds or types of co factor are.
Question # 2
The enzyme of thermophilic bacterial can function at.
Question # 3
What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
Question # 4
Which of the following represent induced fit model
Question # 5
All enzymes are syntheesized inside cell by
Question # 6
Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .
Question # 7
Mark the disaccharide
Question # 8
Lock and key model of enzyme mechanism was proposed by
Question # 9
Pepsins's optimum pHis.
Question # 10
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 # 11
Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
Question # 12
The enzyms of Calvin cycle and Krebs's cycle.
Question # 13
The induced fit model was modified form of lock and key model was proposed by
Question # 14
The cofactos which are attached with enxyme by convalent bonds are called.
Question # 15
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 16
If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be.
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 -
H Habiba Tilawat 19 - Jan - 2025 01 Min 21 Sec 17/17 -
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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 | The speed of a chemicla reaction depends on the amount of. |
A. ATP
B. H-ions
C. Substrte
D. Activation energy
|
| 2 | Reversibel inhibitors make...................bonds with enzymes. |
A. Covalent
B. Ionic
C. Hydrogen
D. Metallic
|
| 3 | the non protein components of enzyme are called. |
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
|
| 4 | Pepsin works its best in. |
A. Acidic medium
B. Low pH
C. High pH
D. Both a and b
|
| 5 | 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.
|
| 6 | The loss of gloular shape of enzyme is called. |
A. Saturation
B. Renaturation
C. Denaturation
D. Flexion
|
| 7 | Which of the following can affect enzyme activity |
A. pH
B. Temperature
C. Enzyme concentration
D. All of above
|
| 8 | Which of the followign is structurally similar with succinic acid |
A. Malonic acid
B. Acetic acid
C. Mavlonic acid
D. Malic acid
|
| 9 | The optimum temperature for human enzymes is. |
A. 37.0 oC
B. 37.8 oC
C. 36.1 oC
D. 36.5 oC
|
| 10 | 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
|
Test Questions
