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

Mark the disaccharide

Question # 2

The optimum temperature for human enzymes is.

Question # 3

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 # 4

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

Question # 5

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

Question # 6

The enzyme whcih uses ATP to join molecules.

Question # 7

Pepsin works its best in.

Question # 8

Which inhibitors are used as antibiotics to kill bacteria.

Question # 9

In complez metaboic pathways, end products formed inhibit the.

Question # 10

What reoles does nicotinamide adenine dinucleotide playin oxidateive pathways.

Question # 11

the mechanism of enzyme inhibition, usedto understand the factors that influence enzyme activity is called.

Question # 12

The enxymes of glycolysis are present in 

Question # 13

When food is oxidized in cell, enxymes draw electrons from food molecules and transfer them to.

Question # 14

The most important coenzyme in a cell is the hydrogen acceptor.

Question # 15

Enxymes speed up chemical reactions by lowering.

Question # 16

The kinds or types of co factor are.

Question # 17

Pick the enzyme which is not related to others.

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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 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
2 The enzymes catalyse non -lhydrolytic addition or removal of groups from substrates are.
A. Lyases
B. Hyrolases
C. Transferases
D. Isomerases
3 The enzyme of thermophilic bacterial can function at.
A. 70 oC
B. 170 oC
C. 210 oC
D. 340 oC
4 When food is oxidized in cell, enxymes draw electrons from food molecules and transfer them to.
A. Nicotinamide Adenine Dinucleotide
B. Nicotinamide Ganine dinucleotide
C. Nicotinamide cytosine dinucletide
D. Nicotinamide Thymine Dinucleotide
5 The kinds or types of co factor are.
A. One
B. Two
C. Three
D. Four
6 the non protein components of enzyme are called.
A. Co factor
B. Transductor
C. Messenger
D. Both a and b
7 Reversibel inhibitors make...................bonds with enzymes.
A. Covalent
B. Ionic
C. Hydrogen 
D. Metallic
8 The protine part of enzyme is called.
A. Apoenzyme
B. Co enxyme
C. Prothetic group
D. Hologenzyme
9 The loss of gloular shape of enzyme is called.
A. Saturation 
B. Renaturation 
C. Denaturation 
D. Flexion
10 Which of thefollowing can be affected by temperatur ein an enzyme
A. Hydrogen bond
B. Hydrophobic interaction 
C. Hydrophilic interaction 
D. Both a and b

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