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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
If enzyme concentratio goes on increasing, and rate of reaction stays constrant ad does not increase further means that.
Question # 2
How does a non competitive inhibitor decrease the rae ofn enzyme catalysed reaction.
Question # 3
A slight increase or decreasein pH of an enzyme causes.
Question # 4
the enzymes papain is present in
Question # 5
Which enzyme is responsible for the breakdown of DNA.
Question # 6
When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes.
Question # 7
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
Question # 8
What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
Question # 9
Mark the disaccharide
Question # 10
Achemicla that interferes and blck an ez=nzyme's activity is called.
Question # 11
Which of the following represent induced fit model
Question # 12
Pick the enzyme which is not related to others.
Question # 13
At unlimited substrate concentration at a specific time, rate of reaction directly depends on.
Question # 14
The enzymes that catalyse the rections in whihc two molecules are joined togeter by synthesis of new bonds, using enery from ATP, are placed in group
Question # 15
The enzyme whcih uses ATP to join molecules.
Question # 16
Enzmes are .................globular proteins.
Question # 17
Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA.
11th Class Biology Chapter 5 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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FSc Part 1 Biology (New Book) Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The kinds or types of co factor are. |
A. One
B. Two
C. Three
D. Four
|
| 2 | The speed of a chemicla reaction depends on the amount of. |
A. ATP
B. H-ions
C. Substrte
D. Activation energy
|
| 3 | The optimum temperature for human enzymes is. |
A. 37.0 oC
B. 37.8 oC
C. 36.1 oC
D. 36.5 oC
|
| 4 | Pepsins's optimum pHis. |
A. 1.5- 1.6
B. 4.6 -5.2
C. 8.0
D. 7.8 - 8.7
|
| 5 | Substrate molecule fits into binding site by wek chemical forces such as. |
A. Covalent bond
B. Metalic Bond
C. Ionic Bond
D. Hydrogen bond
|
| 6 | Which of the following can affect enzyme activity |
A. pH
B. Temperature
C. Enzyme concentration
D. All of above
|
| 7 | The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called. |
A. Feedback activation
B. Feed forward activation
C. Feed back inhibition
D. Feed forward inhibition
|
| 8 | Enxymes speed up chemical reactions by lowering. |
A. Ionization energy
B. Activation energy
C. Hydration energy
D. Bond energy
|
| 9 | At which regio of active site substrate is transforemd into preodcuts. |
A. Binding site
B. Catalytic site
C. Peptidyle site
D. Aminoscyl site
|
| 10 | Activation energy is lowered by |
A. Bringing reactants together in correct orientation
B. Stressing particular chemical bonds of reactants
C. Stabilizing bonds of substrate
D. Both a and b
|
Test Questions