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6th Chapter

9th class Biology Chapter 6 (English Medium)

Here you can prepare 9th Biology English Medium Chapter 6 Enzymes Test. Click the button for 100% free full practice test.

Matric Part 1/9th Class Biology Chapter 6 MCQ Test With Answer for Chapter 6 Enzymes

Matric Part 1/9th Class Biology Chapter 6 MCQ Test With Answer for Chapter 6 Enzymes

Sr. # Questions Answers Choice
1 Beriberi can be produced by the lack of ......... .
  • A. Vitamin A
  • B. Vitamin B
  • C. Vitamin BI
  • D. Vitamin C
2 Almost all enzymes are:
  • A. Carbohydrates
  • B. Fatty acids
  • C. Proteins
  • D. Vitamins
3 There are about ............. to ........ enzymes in cell.
  • A. 1000-2000
  • B. 1000-2050
  • C. 2000-6000
  • D. 2000-3000
4 Activation energy is required to:
  • A. Activation enzyme
  • B. Start a reaction
  • C. Speed up a reaction
  • D. None
5 Number of discovered enzymes are:
  • A. 200
  • B. 2000
  • C. 3000
  • D. 3500
6 The substance on which an enzyme act is called:
  • A. Cofactor
  • B. Inhabitor
  • C. Coenzyme
  • D. Substrate
7 Lock and key model was proposed by ................. .
  • A. Emil Fisher
  • B. Koshland
  • C. Freitz London
  • D. None
8 metabolism is the some of the ................. proesses.
  • A. Chemical
  • B. Physical
  • C. Both
  • D. None
9 What is the effect of change in pH?
  • A. Digradation of amino acids at active sites
  • B. Ionization of amino acids at active sites
  • C. Formation of new amino acids at active sites
  • D. All of these
10 Which of the following characters is not true about enzymes?
  • A. Globular in shape
  • B. Non-specific
  • C. Protein in nature
  • D. Highly reactive

Top Scorers of 9th Class Biology Chapter 6 Enzymes English Medium KPK Boards Online Mcqs

R

Rumesa Jamil

Lahore13 - Jul - 2022

11/12
01 Mins 49 Sec
B

BASIM ADEEL

Lahore16 - May - 2022

11/12
03 Mins 05 Sec
L

Learn With Abeeha

Lahore16 - May - 2022

10/12
33 Sec
R

Rumesa Jamil

Lahore13 - Jul - 2022

10/12
01 Mins 23 Sec
R

Rumesa Jamil

Lahore13 - Jul - 2022

10/12
01 Mins 43 Sec
B

Bakht Pari

Lahore23 - May - 2022

10/12
04 Mins 36 Sec
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Palak Rani

Lahore23 - Jul - 2022

9/12
01 Mins 50 Sec
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Maha Khan

Lahore03 - Aug - 2022

9/12
04 Mins 05 Sec
K

Khadi.J

Lahore30 - Jun - 2022

8/12
01 Mins 20 Sec
F

Fatima Kashif

Lahore30 - May - 2022

8/12
01 Mins 21 Sec
F

Fatima Kashif

Lahore30 - May - 2022

8/12
01 Mins 29 Sec
F

Fatima Kashif

Lahore30 - May - 2022

8/12
01 Mins 33 Sec
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Taif Soomro

Lahore25 - May - 2022

8/12
01 Mins 48 Sec
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Lala Land

Lahore24 - May - 2022

8/12
03 Mins 09 Sec
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Learn With Abeeha

Lahore16 - May - 2022

7/12
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