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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 non protein components of enzyme are called.
Question # 2
In complez metaboic pathways, end products formed inhibit the.
Question # 3
the enzymes papain is present in
Question # 4
Which enzyme breakdown small polypeptides into dipeptides.
Question # 5
Catalytic site is adtivatid when
Question # 6
A slight increase or decreasein pH of an enzyme causes.
Question # 7
Which of the following can affect enzyme activity
Question # 8
Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .
Question # 9
the energy which works to destabilize existing chemical bonds is called.
Question # 10
What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
Question # 11
Reversibel inhibitors make...................bonds with enzymes.
Question # 12
The optimum temperature for human enzymes is.
Question # 13
The enzyme whcih uses ATP to join molecules.
Question # 14
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 15
Which of the follow is a potent inhibitor of prostaglandin
Question # 16
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 17
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
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 -
A Akasha Rajpoot 05 - Sep - 2025 01 Min 26 Sec 17/17 -
M Muqaddas Arain 31 - Aug - 2025 09 Min 40 Sec 17/17 -
F Fi Ki vines 25 - Dec - 2024 00 Min 19 Sec 16/17 -
S Saleh 24 - Aug - 2025 01 Min 12 Sec 16/17 -
R Raisajidalikharal Raisajidalilharal 10 - Jan - 2025 02 Min 28 Sec 16/17 -
H Hijab Irfan 18 - Jan - 2025 02 Min 40 Sec 16/17 -
M Maheen Abid 19 - Jan - 2025 01 Min 41 Sec 15/17 -
S Sadia Eman 28 - Dec - 2024 02 Min 04 Sec 15/17 -
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R Reyan Mirza 20 - Jan - 2025 03 Min 59 Sec 15/17 -
H Hafsa Waseem 21 - Jan - 2025 02 Min 22 Sec 14/17 -
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 | Pepain works in |
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
|
| 2 | Substrate molecule fits into binding site by wek chemical forces such as. |
A. Covalent bond
B. Metalic Bond
C. Ionic Bond
D. Hydrogen bond
|
| 3 | Which of thefollowing can be affected by temperatur ein an enzyme |
A. Hydrogen bond
B. Hydrophobic interaction
C. Hydrophilic interaction
D. Both a and b
|
| 4 | Lock and key model of enzyme mechanism was proposed by |
A. Emil Fisher
B. Norman Haworth
C. Daniel Koshland
D. F-Sanger
|
| 5 | the non protein components of enzyme are called. |
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
|
| 6 | Which of the following is correct about enzymes. |
A. Enzymes increase the activation energy
B. The presene of enxymes does not affet the natur eor properties of end products
C. Enxymes are synthesized y endocrine cells
D. Enxymes are fibrous proteins
|
| 7 | The induced fit model was modified form of lock and key model was proposed by |
A. Daniel Koshland
B. Danieal Standford
C. Emil Fischer
D. Van Neil
|
| 8 | Achemicla that interferes and blck an ez=nzyme's activity is called. |
A. Inhibitor
B. Activator
C. Accelerator
D. Supressor
|
| 9 | Which inhibitors are used as antibiotics to kill bacteria. |
A. Competitive
B. Irreersible
C. Non competitive
D. non reversible
|
| 10 | 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
|
Test Questions
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