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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
The enzyme of thermophilic bacterial can function at.
Question # 2
Lock and key modl was proposed by Emil Fischer in.
Question # 3
Enzmes are .................globular proteins.
Question # 4
The speed of a chemicla reaction depends on the amount of.
Question # 5
Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .
Question # 6
Pepsin works its best in.
Question # 7
Pick up the irreversible inhibitor
Question # 8
Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
Question # 9
All enzymes are syntheesized inside cell by
Question # 10
The optimum temperature for human enzymes is.
Question # 11
A slight increase or decreasein pH of an enzyme causes.
Question # 12
Which enxyme class is responsible for catalysing the addition of water to a substrate molecule.
Question # 13
The enzymes which remvoe or ad H+ ions or electrons from substrateare called.
Question # 14
Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA.
Question # 15
Which enzyme breakdown small polypeptides into dipeptides.
Question # 16
Small cleft or depression is the sourface of globular enzyme is.
Question # 17
the enzymes papain is present in
11th Class Biology Chapter 5 Test
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M M Sohail 20 - Jan - 2025 01 Min 12 Sec 17/17 -
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FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A none competitive inhibitor binds to. |
A. The active site
B. The site other than active site
C. The substrate
D. Catalytic site
|
| 2 | The enzymes catalyse non -lhydrolytic addition or removal of groups from substrates are. |
A. Lyases
B. Hyrolases
C. Transferases
D. Isomerases
|
| 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 | 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
|
| 5 | Pick up the irreversible inhibitor |
A. Cyanide
B. Aspirin
C. Succinate dehydrogenase
D. Malonate
|
| 6 | 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
|
| 7 | Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA. |
A. Synthetase
B. Decarboxylase
C. Hydroxylase
D. Reductase
|
| 8 | Catalytic site is adtivatid when |
A. enzyme inhibitor complex is formed
B. ES complex is formed
C. Subsgtrate attaches at allosteric site
D. Spontaneously
|
| 9 | If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be. |
A. Add more of the enxymes
B. Add more substrate
C. Add an allosteric inhibitor
D. Add a non competitive inhibitor
|
| 10 | Achemicla that interferes and blck an ez=nzyme's activity is called. |
A. Inhibitor
B. Activator
C. Accelerator
D. Supressor
|
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