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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
Small cleft or depression is the sourface of globular enzyme is.
Question # 2
The speed of a chemicla reaction depends on the amount of.
Question # 3
Which enxyme class is responsible for catalysing the addition of water to a substrate molecule.
Question # 4
Pick up the irreversible inhibitor
Question # 5
In feedback inhibition, the final product inhibits.
Question # 6
Which of the followign is structurally similar with succinic acid
Question # 7
At which regio of active site substrate is transforemd into preodcuts.
Question # 8
Pepsin works its best in.
Question # 9
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 10
If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be.
Question # 11
Which of the following can affect enzyme activity
Question # 12
When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
Question # 13
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
Question # 14
7.0 is the optimum pH of
Question # 15
Which inhibitors are used as antibiotics to kill bacteria.
Question # 16
Lock and key modl was proposed by Emil Fischer in.
Question # 17
The enzyme of thermophilic bacterial can function at.
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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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 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 -
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H Hafsa Waseem 21 - Jan - 2025 02 Min 22 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 | 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
|
| 3 | the energy which works to destabilize existing chemical bonds is called. |
A. Dectivation energy
B. Activation energy
C. Ionization energy
D. Potential energy
|
| 4 | Pepsins's optimum pHis. |
A. 1.5- 1.6
B. 4.6 -5.2
C. 8.0
D. 7.8 - 8.7
|
| 5 | The enzyme whcih catalyses the conversion of glucose to fructose is. |
A. Pentose isomerase
B. Hexokinase
C. Hexoisomerase
D. Hexoreductase
|
| 6 | Pick the enzyme which is not related to others. |
A. Epimerase
B. Oxidase
C. Dehydrogenase
D. Reductase
|
| 7 | The enzyme whcih uses ATP to join molecules. |
A. Isomerases
B. Ligases
C. Hydrolases
D. Oxidoreductases
|
| 8 | Which of the following represent induced fit model |
A. When substrate combines with the binding site,it induces change in enzyme structure
B. Active site is not a rigid structure
C. It is modified form of lock and key model
D. All of above
|
| 9 | 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
|
| 10 | A slight increase or decreasein pH of an enzyme causes. |
A. Incresse in enzyme activity
B. Decrese in enzyme activity
C. No effect on enzyme activity
D. All of above
|
Test Questions
Share your comments & questions here
Syed abuzar
15 Oct 2019Its good
Shahbaz
06 Oct 2019thank you so much & this site is very help full for my study
mahnoor
05 Jan 2018Five kingdom classification was not basedupon 'nucleic acid'.
talha
13 Nov 2017actually the five kingdom system of margulis and schwartz was also based on genetics
saman
23 Sep 2016nice