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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
All enzymes are syntheesized inside cell by
Question # 2
The temperature at which an enzyme works at its maximum rate is called.
Question # 3
The speed of a chemicla reaction depends on the amount of.
Question # 4
Achemicla that interferes and blck an ez=nzyme's activity is called.
Question # 5
The enzymes which remvoe or ad H+ ions or electrons from substrateare called.
Question # 6
the mechanism of enzyme inhibition, usedto understand the factors that influence enzyme activity is called.
Question # 7
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 8
Pepsin works its best in.
Question # 9
In feedback inhibition, the final product inhibits.
Question # 10
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 11
When food is oxidized in cell, enxymes draw electrons from food molecules and transfer them to.
Question # 12
Rae of enzyme catalyzed reactions are ............times greater than uncatalyzed rection rate.
Question # 13
Which of the followign is structurally similar with succinic acid
Question # 14
Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA.
Question # 15
Small cleft or depression is the sourface of globular enzyme is.
Question # 16
Enxymes speed up chemical reactions by lowering.
Question # 17
Emil Fischer proposed that,
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 -
A Akbar Ali 31 - Dec - 2024 02 Min 51 Sec 15/17 -
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 | The enzyme whcih catalyses the conversion of glucose to fructose is. |
A. Pentose isomerase
B. Hexokinase
C. Hexoisomerase
D. Hexoreductase
|
| 2 | At unlimited substrate concentration at a specific time, rate of reaction directly depends on. |
A. Enzyme concentration
B. substrate concentration
C. Temperature
D. pH
|
| 3 | 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
|
| 4 | When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes. |
A. Less flexible
B. More hard
C. Less hard
D. More flexible
|
| 5 | Reversibel inhibitors make...................bonds with enzymes. |
A. Covalent
B. Ionic
C. Hydrogen
D. Metallic
|
| 6 | The cofactos which are attached with enxyme by convalent bonds are called. |
A. allosteric enxym
B. Apoenzyme
C. Prosthtic group
D. Proenzyme
|
| 7 | Which inhibitors are used as antibiotics to kill bacteria. |
A. Competitive
B. Irreersible
C. Non competitive
D. non reversible
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| 8 | Pick up the irreversible inhibitor |
A. Cyanide
B. Aspirin
C. Succinate dehydrogenase
D. Malonate
|
| 9 | 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
|
| 10 | 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
|
Test Questions
