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

Pepsin works its best in.

Question # 2

The enzyme whcih uses ATP to join molecules.

Question # 3

In complez metaboic pathways, end products formed inhibit the.

Question # 4

Which of the following is NOTa hyrolase

Question # 5

Which of the following is an example of hydrolases.

Question # 6

Which of thefollowing can be affected by temperatur ein an enzyme

Question # 7

What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.

Question # 8

The enxymes of glycolysis are present in 

Question # 9

Which inhibitors are used as antibiotics to kill bacteria.

Question # 10

When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.

Question # 11

Mark the disaccharide

Question # 12

All enzymes are syntheesized inside cell by 

Question # 13

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

Question # 14

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

Question # 15

The enzyme of thermophilic bacterial can function at.

Question # 16

Which of the following is correct about enzymes.

Question # 17

Which enzyme breakdown small polypeptides into dipeptides.

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5th Chapter

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 Co enzyms participate in enzyme catalyzed reactions, ofter by transporting .
A. Electrons
B. Hydrogen atoms
C. Phosphate groups
D. Both a and b
2 The kinds or types of co factor are.
A. One
B. Two
C. Three
D. Four
3 Emil Fischer proposed that,
A. Activesite is rigid
B. Active site is flexible
C. Active site undergomodification 
D. All of above
4 The speed of a chemicla reaction depends on the amount of.
A. ATP
B. H-ions
C. Substrte
D. Activation energy
5 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
6 Pepain works in 
A. Acidic pH
B. Alkaline media
C. Low pH
D. All of above
7 When the co factor is a non protein organic molccule and is loosely attached with enxyme it is called.
A. Allosteric enzyme
B. Co enzyme
C. Prostheitc group
D. Zymogen
8 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
9 The pH at whcih an enzyme works at maximum rate is called.
A. Maximum pH
B. Optimum pH
C. Average pH
D. Top pH
10 the enzymes papain is present in 
A. Yellow papaya
B. Green papaya
C. Red papaya
D. blue papaya

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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