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 complete enzyme ncluding its coensyme or prosthtiec grop is termed as

Question # 2

Achemicla that interferes and blck an ez=nzyme's activity is called.

Question # 3

Pick the enzyme which is not related to others.

Question # 4

If an enzyme solutionis saturated with substrate, the most effective way to obtain an even faster yield of products would be.

Question # 5

Which of the following represent induced fit model

Question # 6

Which of the follow is a potent inhibitor of prostaglandin

Question # 7

The speed of a chemicla reaction depends on the amount of.

Question # 8

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

Question # 9

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

Question # 10

The enzyme whcih catalyses the conversion of glucose to fructose is.

Question # 11

Small cleft or depression is the sourface of globular enzyme is.

Question # 12

Reversibel inhibitors make...................bonds with enzymes.

Question # 13

The enzyms of Calvin cycle and Krebs's cycle.

Question # 14

Substrate molecule fits into binding site by wek chemical forces such as.

Question # 15

When the temperature of body falls below 37.0 oC the bonds that determine enzymes shape becomes.

Question # 16

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

Question # 17

A none competitive inhibitor binds to.

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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 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
2 Which of the following is NOTa hyrolase
A. Cytochrome oxidase
B. amylase
C. Lipase
D. Peptidase
3 Which of the following can affect enzyme activity
A. pH
B. Temperature
C. Enzyme concentration 
D. All of above
4 The kinds or types of co factor are.
A. One
B. Two
C. Three
D. Four
5 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
6 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
7 Penicilllin permanetly disables the enzymes responsible for building bacterial cell walls becasue it acts as.
A. Irreversible inhibitor
B. Competitive inhibitor
C. Non competitive inhibitor
D. reversible inhibitor
8 Lock and key modl was proposed by Emil Fischer in.
A. 1890
B. 1882
C. 1958
D. 1894
9 The loss of gloular shape of enzyme is called.
A. Saturation 
B. Renaturation 
C. Denaturation 
D. Flexion
10 The complete enzyme ncluding its coensyme or prosthtiec grop is termed as
A. Apoenzyme
B. Ribozyme
C. Holoenzyme
D. Proenzyme

Test Questions