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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
Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
Question # 2
Pick up the irreversible inhibitor
Question # 3
The optimum temperature for human enzymes is.
Question # 4
When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
Question # 5
Catalytic site is adtivatid when
Question # 6
If enzyme concentratio goes on increasing, and rate of reaction stays constrant ad does not increase further means that.
Question # 7
A slight increase or decreasein pH of an enzyme causes.
Question # 8
Emil Fischer proposed that,
Question # 9
The enzymes catalyse non -lhydrolytic addition or removal of groups from substrates are.
Question # 10
Small cleft or depression is the sourface of globular enzyme is.
Question # 11
Which enxyme class is responsible for catalysing the addition of water to a substrate molecule.
Question # 12
At unlimited substrate concentration at a specific time, rate of reaction directly depends on.
Question # 13
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 14
Which of the follow is a potent inhibitor of prostaglandin
Question # 15
Prosthetic groups are attached with enzyme by
Question # 16
What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
Question # 17
the mechanism of enzyme inhibition, usedto understand the factors that influence enzyme activity 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 -
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 | Co enzyms participate in enzyme catalyzed reactions, ofter by transporting . |
A. Electrons
B. Hydrogen atoms
C. Phosphate groups
D. Both a and b
|
| 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 | At which regio of active site substrate is transforemd into preodcuts. |
A. Binding site
B. Catalytic site
C. Peptidyle site
D. Aminoscyl site
|
| 4 | Activation energy is lowered by |
A. Bringing reactants together in correct orientation
B. Stressing particular chemical bonds of reactants
C. Stabilizing bonds of substrate
D. Both a and b
|
| 5 | 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
|
| 6 | Which enzyme is responsible for the breakdown of DNA. |
A. DNA polymerase
B. DNA synthase
C. DNA Ligase
D. DNA ase
|
| 7 | The enzyme whcih uses ATP to join molecules. |
A. Isomerases
B. Ligases
C. Hydrolases
D. Oxidoreductases
|
| 8 | Rae of enzyme catalyzed reactions are ............times greater than uncatalyzed rection rate. |
A. 103 to 108
B. 102 to 103
C. 106 to 1011
D. 108 to 1010
|
| 9 | 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.
|
| 10 | Pick the enzyme which is not related to others. |
A. Epimerase
B. Oxidase
C. Dehydrogenase
D. Reductase
|
Test Questions