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

The competitive inhibitor competes with the

Question # 2

Both ____ and ____ are detachable cofactors

Question # 3

Enzymes present in human body generally have

Question # 4

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

Question # 5

Optimum pH for digestive enzymes of stomach is

Question # 6

Enzymes cannot work in which of the following

Question # 7

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

Question # 8

Nicotinamide adenine dinucleotide is an example of

Question # 9

Soyabeans have been made resistant to a common

Question # 10

The specificity of enzymes is due to their

Question # 11

Formation of ES complex activates the______ site of an enzyme

Question # 12

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

Question # 13

Inorganic ions can play a role of ¬¬¬¬¬¬¬______ in enzyme catalysis

Question # 14

Optimum pH of all human enzymes is

Question # 15

Which of the following acts as a bridge between enzyme and substrate?

Question # 16

Which of the following kind of inhibitors don’t compete for active site of enzyme

Question # 17

The optimum temperature for most of the enzymes in human body is

Question # 18

Succinic acid differs from malonic acid by

Question # 19

____can be checked by increasing substrate concentration

Question # 20

If substrate concentration is unlimited, rate of enzyme action becomes

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 The enzyme that works best at intermediate pH is
A. Pepsin
B. Chymotrypsin
C. Sucrase
D. Pancreatic lipase
2 Following enzymes are indicating the specificity of their action in their names, except
A. Sucrase
B. Amylase
C. Pepsin
D. Lipase
3 Both ____ and ____ are detachable cofactors
A. Apoenzyme, holoenzyme
B. Activator, coenzyme
C. Coenzyme, prosthetic group
D. Prosthetic group, activator
4 The term enzyme was coined from a Greek word which means
A. In yeast
B. In grapes
C. In apple
D. In bacteria
5 Formation of ES complex activates the______ site of an enzyme
A. Active
B. Binding
C. Catalytic
D. Allosteric
6 If non protein part is covalently bonded to the protein part of enzyme, it is known as
A. Coenzyme
B. Prosthetic group
C. Activator
D. Cofactor
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 The rate of enzyme action will be minimum at
A. Optimum pH
B. Optimum temperature
C. Optimum conditions
D. Maximum temperature
9 Many enzymes are simply dissolved in the
A. Nucleoplasm
B. Stroma of chloroplast
C. Cytoplasm
D. Matrix of mitochondria
10 An activated enzyme consisting of polypeptide and cofactor is called as
A. Activator
B. Apoenzyme
C. Holoenzyme
D. Coenzyme

Test Questions

Is this page helpful?