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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
Pepain works in
Question # 2
The pH at whcih an enzyme works at maximum rate is called.
Question # 3
Which enzyme breakdown small polypeptides into dipeptides.
Question # 4
When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes.
Question # 5
Emil Fischer proposed that,
Question # 6
The cofactos which are attached with enxyme by convalent bonds are called.
Question # 7
Lock and key modl was proposed by Emil Fischer in.
Question # 8
the non protein components of enzyme are called.
Question # 9
All enzymes are syntheesized inside cell by
Question # 10
The enzyme whcih catalyses the conversion of glucose to fructose is.
Question # 11
the enzymes papain is present in
Question # 12
7.0 is the optimum pH of
Question # 13
The most important coenzyme in a cell is the hydrogen acceptor.
Question # 14
The enxymes of glycolysis are present in
Question # 15
A slight increase or decreasein pH of an enzyme causes.
Question # 16
Pepsins's optimum pHis.
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
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FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The most important coenzyme in a cell is the hydrogen acceptor. |
A. NAD
B. ATP
C. FADH2
D. Co -enzyme Q
|
| 2 | How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction. |
A. By chaing the free energy change of the reaction
B. By acting as a coenzyme for the reaction
C. By changing the shape of the enxyme
D. By binding the active site of the enxyme
|
| 3 | 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
|
| 4 | Catalytic site is adtivatid when |
A. enzyme inhibitor complex is formed
B. ES complex is formed
C. Subsgtrate attaches at allosteric site
D. Spontaneously
|
| 5 | the non protein components of enzyme are called. |
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
|
| 6 | Which of the followign is structurally similar with succinic acid |
A. Malonic acid
B. Acetic acid
C. Mavlonic acid
D. Malic acid
|
| 7 | Which enzyme is responsible for the breakdown of DNA. |
A. DNA polymerase
B. DNA synthase
C. DNA Ligase
D. DNA ase
|
| 8 | 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
|
| 9 | Enxymes speed up chemical reactions by lowering. |
A. Ionization energy
B. Activation energy
C. Hydration energy
D. Bond energy
|
| 10 | Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA. |
A. Synthetase
B. Decarboxylase
C. Hydroxylase
D. Reductase
|
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