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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 enzymes catalyse non -lhydrolytic addition or removal of groups from substrates are.
Question # 2
The speed of a chemicla reaction depends on the amount of.
Question # 3
Lock and key model of enzyme mechanism was proposed by
Question # 4
the mechanism of enzyme inhibition, usedto understand the factors that influence enzyme activity is called.
Question # 5
Emil Fischer proposed that,
Question # 6
All enzymes are syntheesized inside cell by
Question # 7
Which enxyme class is responsible for catalysing the addition of water to a substrate molecule.
Question # 8
Pepain works in
Question # 9
Pepsins's optimum pHis.
Question # 10
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
Question # 11
In complez metaboic pathways, end products formed inhibit the.
Question # 12
The cofactos which are attached with enxyme by convalent bonds are called.
Question # 13
The kinds or types of co factor are.
Question # 14
Which of the follow is a potent inhibitor of prostaglandin
Question # 15
Enxymes speed up chemical reactions by lowering.
Question # 16
Which enzyme is responsible for the breakdown of DNA.
Question # 17
If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be.
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 -
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 -
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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 enzyms of Calvin cycle and Krebs's cycle. |
A. Present in karyoplasm
B. Dispersed in cytoplasm
C. Bound to memebranes of their organelles
D. Presnet in periplasmic space
|
| 2 | Which inhibitors are used as antibiotics to kill bacteria. |
A. Competitive
B. Irreersible
C. Non competitive
D. non reversible
|
| 3 | All enzymes are syntheesized inside cell by |
A. Ribosomes
B. Lysosomes
C. Mitochondria
D. Vacuoles
|
| 4 | Prosthetic groups are attached with enzyme by |
A. Hydrogen bond
B. Ionic bond
C. Covalent bond
D. Hydrophobic interaction
|
| 5 | the energy which works to destabilize existing chemical bonds is called. |
A. Dectivation energy
B. Activation energy
C. Ionization energy
D. Potential energy
|
| 6 | Reversibel inhibitors make...................bonds with enzymes. |
A. Covalent
B. Ionic
C. Hydrogen
D. Metallic
|
| 7 | When food is oxidized in cell, enxymes draw electrons from food molecules and transfer them to. |
A. Nicotinamide Adenine Dinucleotide
B. Nicotinamide Ganine dinucleotide
C. Nicotinamide cytosine dinucletide
D. Nicotinamide Thymine Dinucleotide
|
| 8 | The protine part of enzyme is called. |
A. Apoenzyme
B. Co enxyme
C. Prothetic group
D. Hologenzyme
|
| 9 | When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called. |
A. Allosteric enzyme
B. Co enzyme
C. Prostheitc group
D. Zymogen
|
| 10 | Pepain works in |
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
|
Test Questions