MDCAT Biology Chapter 7 MCQ Test With Answer for (Enzymes)

The MDCAT needs thorough preparation so the candidates can score well in the entry test. In Chapter 7, the students must pay attention to all the topics. Firstly go through all the topics and then, later on, solve the MCQs so you can access your preparation level before the commencement of the entry test. The online test plays a significant role in the preparation of MDCAT.

MCQ's Test For MDCAT Biology Chapter 7 MCQ's Test

Try The MCQ's Test For MDCAT Biology Chapter 7 MCQ's Test

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

MDCAT Biology Chapter 7 MCQ's Test

00:00
Question # 1

Succinic acid is the ____ of succinic dehydrogenase which undergoes____

Question # 2

Optimum pH of all human enzymes is

Question # 3

By adding _______in neutral pH, we get the optimum pH of pancreatic lipase

Question # 4

Succinic acid dehydrogenase +succinic acid and high concentration of malonic acid?

Question # 5

The specificity of enzymes is due to their

Question # 6

Slight change in pH can cause

Question # 7

At high substrate level, all the active sites of enzyme are

Question # 8

Enzymes present in human body generally have

Question # 9

An activated enzyme consisting of polypeptide and cofactor is called as

Question # 10

Which of the following is an example of ribozyme

Question # 11

The enzyme that works best at intermediate pH is

Question # 12

Succinic acid differs from malonic acid by

Question # 13

Which of the following helps in recognition of substrate

Question # 14

Catalase and chymotrypsin have similar

Question # 15

Both ____ and ____ are detachable cofactors

Question # 16

If substrate concentration is unlimited, rate of enzyme action becomes

Question # 17

Many enzymes are simply dissolved in the

Question # 18

Pick up the correct statement according to induced fit model of enzyme action

Question # 19

Enzyme works to its maximum capacity

Question # 20

Following enzymes are indicating the specificity of their action in their names, except

Submit

Prepare Complete Set Wise MDCAT Biology Chapter 7 MCQ's Test MCQs Online With Answers


Topic Test

00:00
Submit

The candidates can check the Chapter 7 MCQs from this platform. The purpose of providing the MCQs is to assist the students during the entry test preparation. The students should practice the MCQs and work on their weak areas. The biology MCQs are generally theory-based, which the candidates can solve in less time. Moreover, by solving the MCQs of past years, the students can also understand the type of questions being asked in the test.

Top Scorers Of MDCAT Biology Chapter 7 MCQ's Test MCQ`s Test

  • A
    Alishba 22 - Aug - 2025 03 Min 37 Sec 20/20
  • A
    Amina Yasmeen 28 - Aug - 2025 02 Min 48 Sec 19/20
  • U
    umme hani 08 - Jan - 2025 02 Min 29 Sec 18/20
  • S
    Saim G 09 - Aug - 2025 02 Min 47 Sec 18/20
  • F
    FIRE EYES 26 - Dec - 2024 06 Min 14 Sec 18/20
  • A
    Abdullah butt 01 - Jan - 2025 02 Min 51 Sec 17/20
  • A
    Abdullah Sajid 02 - Jan - 2025 02 Min 57 Sec 16/20
  • A
    Asima Qamar 12 - Dec - 2024 06 Min 01 Sec 16/20
  • F
    fiza amjad 26 - Dec - 2024 06 Min 36 Sec 16/20
  • A
    Amna Naveed 02 - Jan - 2025 06 Min 52 Sec 16/20
  • Z
    Zainab Irshad 03 - Dec - 2024 03 Min 27 Sec 15/20
  • M
    Mohib Ali 11 - Sep - 2025 03 Min 50 Sec 15/20
  • A
    Ali Nazeer 03 - Dec - 2024 05 Min 29 Sec 15/20
  • A
    Abiha Aamir 08 - Dec - 2024 06 Min 07 Sec 15/20
  • S
    Sundus Rashid 02 - Dec - 2024 07 Min 07 Sec 15/20

MCAT Biology Chapter 7 Important MCQ's

Sr.# Question Answer
1 ______form the raw material for coenzyme
A. Nucleic acid
B. Lipids
C. Vitamins
D. Proteins
2 Optimum pH of all human enzymes is
A. Variable
B. Same
C. Acidic
D. Alkaline
3 Both ____ and ____ are detachable cofactors
A. Apoenzyme, holoenzyme
B. Activator, coenzyme
C. Coenzyme, prosthetic group
D. Prosthetic group, activator
4 Which of the following helps in recognition of substrate
A. Active site
B. Catalytic site
C. Binding site
D. All
5 Succinic acid dehydrogenase +succinic acid and high concentration of malonic acid?
A. Maleic acid
B. Fumaric acid
C. No reaction
D. Oxalic acid
6 The competitive inhibitor competes with the
A. Enzyme
B. Cofactor
C. Substrate
D. Coenzyme
7 Change in temperature from 30o C to 40o C in human body will cause ____ in rate of reaction
A. Increase
B. Decrease
C. First increase then decrease
D. First increase then constant
8 Pick up the correct statement according to induced fit model of enzyme action
A. Enzyme induces changes in substrate structure
B. Substrate induces changes in enzyme structure
C. Active site of enzyme is a rigid structure
D. Active site of enzyme is used as a template +
9 The rate of enzyme action will be minimum at
A. Optimum pH
B. Optimum temperature
C. Optimum conditions
D. Maximum temperature
10 Enzyme works to its maximum capacity
A. At high temperature
B. At low temperature
C. At moderate temperature
D. At optimum temperature

Test Questions

Is this page helpful?