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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
Substrate molecule fits into binding site by wek chemical forces such as.
Question # 2
The speed of a chemicla reaction depends on the amount of.
Question # 3
Which of the following is an example of hydrolases.
Question # 4
The pH at whcih an enzyme works at maximum rate is called.
Question # 5
The temperature at which an enzyme works at its maximum rate is called.
Question # 6
The phenomenon where the products of a process controls the process itself, oftenly limiting the production of more products is called.
Question # 7
The loss of gloular shape of enzyme is called.
Question # 8
the energy which works to destabilize existing chemical bonds is called.
Question # 9
Which enzyme breakdown small polypeptides into dipeptides.
Question # 10
When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
Question # 11
Activation energy is lowered by
Question # 12
When food is oxidized in cell, enxymes draw electrons from food molecules and transfer them to.
Question # 13
Rae of enzyme catalyzed reactions are ............times greater than uncatalyzed rection rate.
Question # 14
In complez metaboic pathways, end products formed inhibit the.
Question # 15
The complete enzyme ncluding its coensyme or prosthtiec grop is termed as
Question # 16
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 # 17
When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes.
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 | Which of the following statemetns about enzymes is correct. |
A. They increasse the activation energy of a reaction
B. They are consumed during the reaction
C. They are specific in terms of the reactions they catalyse
D. They always wor optimally at high temperatures.
|
| 2 | Catalytic site is adtivatid when |
A. enzyme inhibitor complex is formed
B. ES complex is formed
C. Subsgtrate attaches at allosteric site
D. Spontaneously
|
| 3 | The induced fit model was modified form of lock and key model was proposed by |
A. Daniel Koshland
B. Danieal Standford
C. Emil Fischer
D. Van Neil
|
| 4 | Small cleft or depression is the sourface of globular enzyme is. |
A. Active site
B. Synaptic cleft
C. T tubule
D. No such cleft exists
|
| 5 | 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 |
A. Hydrolase
B. Ligase
D. Transferase
|
| 6 | A none competitive inhibitor binds to. |
A. The active site
B. The site other than active site
C. The substrate
D. Catalytic site
|
| 7 | The most important coenzyme in a cell is the hydrogen acceptor. |
A. NAD
B. ATP
C. FADH2
D. Co -enzyme Q
|
| 8 | Emil Fischer proposed that, |
A. Activesite is rigid
B. Active site is flexible
C. Active site undergomodification
D. All of above
|
| 9 | 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
|
| 10 | Which of the following is an example of hydrolases. |
A. Glycogen phosphorylase
B. Lipase
C. Pyruvte decarboxylase
D. Cytochrome oxidase
|
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