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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
Which of thefollowing can be affected by temperatur ein an enzyme
Question # 2
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 3
the energy which works to destabilize existing chemical bonds is called.
Question # 4
Which of the following can affect enzyme activity
Question # 5
The loss of gloular shape of enzyme is called.
Question # 6
the non protein components of enzyme are called.
Question # 7
Mark the disaccharide
Question # 8
At which regio of active site substrate is transforemd into preodcuts.
Question # 9
Achemicla that interferes and blck an ez=nzyme's activity is called.
Question # 10
What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
Question # 11
If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be.
Question # 12
the mechanism of enzyme inhibition, usedto understand the factors that influence enzyme activity is called.
Question # 13
The enzyms of Calvin cycle and Krebs's cycle.
Question # 14
The optimum temperature for human enzymes is.
Question # 15
Which enxyme class is responsible for catalysing the addition of water to a substrate molecule.
Question # 16
Enzmes are .................globular proteins.
Question # 17
Pick the enzyme which is not related to others.
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 -
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A Armghan Jutt 21 - Jun - 2026 02 Min 50 Sec 14/17
FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA. |
A. Synthetase
B. Decarboxylase
C. Hydroxylase
D. Reductase
|
| 2 | The loss of gloular shape of enzyme is called. |
A. Saturation
B. Renaturation
C. Denaturation
D. Flexion
|
| 3 | The enzymes which remvoe or ad H+ ions or electrons from substrateare called. |
A. Isomerases
B. Oxidoreductases
C. Lyases
D. Transfeases
|
| 4 | 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
|
| 5 | Pick up the irreversible inhibitor |
A. Cyanide
B. Aspirin
C. Succinate dehydrogenase
D. Malonate
|
| 6 | The enzyme whcih catalyses the conversion of glucose to fructose is. |
A. Pentose isomerase
B. Hexokinase
C. Hexoisomerase
D. Hexoreductase
|
| 7 | 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
|
| 8 | The protine part of enzyme is called. |
A. Apoenzyme
B. Co enxyme
C. Prothetic group
D. Hologenzyme
|
| 9 | Which inhibitors are used as antibiotics to kill bacteria. |
A. Competitive
B. Irreersible
C. Non competitive
D. non reversible
|
| 10 | The pH at whcih an enzyme works at maximum rate is called. |
A. Maximum pH
B. Optimum pH
C. Average pH
D. Top pH
|
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