First Year Biology Chapter 5 Online MCQ Test for 1st Year Biology Chapter 5 Variety of Life Preparation

FSC Part 1 Biology Ch. 5 Test

11th Class Biology Chapter 5 Online MCQs Tests:

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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"

  • Total Questions17

  • Time Allowed20

Biology Fsc Part 1 Chapter 5 Online Test

00:00
Question # 1

The enzymes which remvoe or ad H+ ions or electrons from substrateare called.

Question # 2

Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .

Question # 3

A slight increase or decreasein pH of an enzyme causes.

Question # 4

Which of the following is an example of hydrolases.

Question # 5

Pick up the irreversible inhibitor

Question # 6

Which of the following represent induced fit model

Question # 7

The temperature at which an enzyme works at its maximum rate is called.

Question # 8

At which regio of active site substrate is transforemd into preodcuts.

Question # 9

Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .

Question # 10

Pepain works in 

Question # 11

Succinic acid and CoA react to form succinyl CoA whcih is catalysed y succinyl CoA.

Question # 12

Emil Fischer proposed that,

Question # 13

The enzymes catalyse non -lhydrolytic addition or removal of groups from substrates are.

Question # 14

The enxymes of glycolysis are present in 

Question # 15

The complete enzyme ncluding its coensyme or prosthtiec grop is termed as

Question # 16

The induced fit model was modified form of lock and key model was proposed by 

Question # 17

If enzyme concentratio goes on increasing, and rate of reaction stays constrant ad does not increase further means that.

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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 Pick the enzyme which is not related to others.
A. Epimerase
B. Oxidase
C. Dehydrogenase
D. Reductase
2 The enxymes of glycolysis are present in 
A. Nucleoplasm
B. Cytoplasm
C. Stroma
D. Mitochondrial matrix
3 Lock and key model of enzyme mechanism was proposed by 
A. Emil Fisher
B. Norman Haworth
C. Daniel Koshland
D. F-Sanger
4 Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
A. Electrons
B. Hydrogen atoms
C. Phosphate groups
D. Both a and b
5 Catalytic site is adtivatid when 
A. enzyme inhibitor complex is formed
B. ES complex is formed
C. Subsgtrate attaches at allosteric site
D. Spontaneously
6 The loss of gloular shape of enzyme is called.
A. Saturation 
B. Renaturation 
C. Denaturation 
D. Flexion
7 What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.
A. Coenzyme
B. Enzyme
C. Prostheitic group
D. Inhibitor
8 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
9 the non protein components of enzyme are called.
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
10 Enxyme B requires Zn+2 to catalyse the conversion of substrate X. The zinc is best identified as a .
A. Product
B. Substrate
C. Activator
D. Coenzyme

Test Questions

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  • Syed abuzar

    Syed abuzar

    15 Oct 2019

    Its good

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  • Shahbaz

    Shahbaz

    06 Oct 2019

    thank you so much & this site is very help full for my study

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  • mahnoor

    mahnoor

    05 Jan 2018

    Five kingdom classification was not basedupon 'nucleic acid'.

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  • talha

    talha

    13 Nov 2017

    actually the five kingdom system of margulis and schwartz was also based on genetics

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  • saman

    saman

    23 Sep 2016

    nice

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