MDCAT Biology Chapter 3 MCQ Test With Answer for (Biological Molecules)

Each chapter has its significance, and the candidates must focus on all the chapters. The students looking for the MCQs of Chapter 3 of Biology can get them from this portal. The online test is available for the students that help them take the mock test and analyze their preparation.

MCQ's Test For MDCAT Biology Chapter 3 MCQ's Test

Try The MCQ's Test For MDCAT Biology Chapter 3 MCQ's Test

  • Total Questions20

  • Time Allowed20

MDCAT Biology Chapter 3 MCQ's Test

00:00
Question # 1

Sticky characters of bacteria is due to

Question # 2

The phage which causes lysogeny is called

Question # 3

Hormones and  scrum are sterilized by:

Question # 4

All of the following fungi are pathogens except

Question # 5

Because of their fermenting ability, yeasts (Saccharomyces cerevisiae) are used in the production of:

Question # 6

Which is the sexual process in bacteria?

Question # 7

15-50% of world's fruit is lost each year due to:

Question # 8

Misuse of streptomycin affects auditory nerve thus causing

Question # 9

When tuft of flagellum is present on both sides of bacterium is termed as

Question # 10

Which are mainly used in phage study

Question # 11

Staphylococci aureus,Diplicocci pneumoniae etc.,are examples of:

Question # 12

Which is blue green mold?

Question # 13

About-------species of mushrooms are edible:

Question # 14

Which of the following is red pigment:

Question # 15

Zooflagellates possess from one to many long, whip-like:

Question # 16

bacteria decompose:

Question # 17

Photosynthetic bacteria possess chlorophyll which differ from the chlorophyll of:

Question # 18

Tobacco mosaic virus was crystallized by

Question # 19

About how many species of bacteria are known to cause disease in humans

Question # 20

Foraminiferans of the past have created vast deposits of:

Prepare Complete Set Wise MDCAT Biology Chapter 3 MCQ's Test MCQs Online With Answers


Topic Test

00:00

It is a matter of fact that the candidates have to do thorough preparation and maximum hard work to score well in the MDCAT. The students should solve all the MCQs available on this platform. The portion of each chapter varies, so make sure to focus on all the topics in the syllabus. Besides this, by solving the MCQs, the students will be able to prepare for the test in a better way. For further updates about the MDCAT biology MCQs, contact us.

Top Scorers Of MDCAT Biology Chapter 3 MCQ's Test MCQ`s Test

  • S
    Saim G 04 - Aug - 2025 04 Min 46 Sec 20/20
  • A
    abdul hanan 31 - Aug - 2025 10 Min 51 Sec 18/20
  • A
    Ahmad Ali Hamza 13 - Jan - 2025 02 Min 21 Sec 17/20
  • M
    Muhammad Nafees 15 - Sep - 2025 03 Min 53 Sec 17/20
  • A
    Abdul Salam 16 - Jan - 2025 04 Min 17 Sec 17/20
  • V
    vishal 20 - Jan - 2025 04 Min 27 Sec 17/20
  • B
    Burhan Idrees 24 - Aug - 2025 04 Min 46 Sec 17/20
  • H
    hoor bukhari 28 - Sep - 2025 54 Min 24 Sec 17/20
  • M
    MADIHA ZUBAIR 14 - Oct - 2025 02 Min 30 Sec 16/20
  • M
    M Nawaz Sajjid 15 - Sep - 2025 03 Min 52 Sec 15/20
  • S
    Sajid Zaib 17 - Jan - 2025 04 Min 32 Sec 14/20
  • M
    M Waleed 11 - Sep - 2025 05 Min 32 Sec 14/20
  • M
    Muhammad Nazir 20 - Jan - 2025 05 Min 57 Sec 14/20
  • I
    Its Rai 02 - Sep - 2025 09 Min 34 Sec 14/20
  • M
    Muhammad Hassan 29 - Aug - 2025 13 Min 09 Sec 14/20

MCAT Biology Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is deposited in the shell of diatoms:
A. Calcium
B. Pectin
C. Silica
D. Lignin
2 Which one of the following is the best explanation of peptidoglycan:
A. A frame work of lipoid cross linked with peptide fragments
B. A frame work of glycan cross linked with lipids
C. A framework of glycan cross linked with lipids
D. A framework of glucose cross linked with lipids
3 The procedures to eliminate or reduce the possibility of infection are:
A. Antibodies
B. Antigens
C. Antibiotics
D. Antisepsis
4 In general appearance the helical phages are
A. Cubical
B. Icosahedral
C. Polyhedral
D. Rod shaped
5 During which phase of reproduction death rate become equal to newly formed bacteria
A. Lag
B. Log
C. Stationary
D. All these
6 Nostoc is common terrestrial and subaerial:
A. Bacteria
B. Plant
C. Cyanobacteria
D. Algae
7 Photosynthetic autotrophs utilize sunlight as a source of:
A. Heat
B. Food
C. Energy
D. Carbon
8 prions are responsible for
A. Cow madness
B. Mysterious muscular disorders
C. Lung disorders
D. Leukemia
9 Invaginations of cell membrane of a bacterial cell into the cytoplasm in the form of vesicular tubules or lamellae concerned with DNA replication are
A. Endoplasmic reticulum
B. Lysosomes
C. Mesosomes
D. Plasmodesmeta
10 First infectious disease against which effective prevention was discovered
A. Bacterial disease
B. Influenza
C. Herpes
D. None of these

Test Questions

Is this page helpful?

Share your comments & questions here

Guest
  • zujajah fatima

    zujajah fatima

    04 Jul 2019

    plz tell the date of nts when it is going to be held

    Like
    Reply
  • imtiaz hussain

    imtiaz hussain

    29 Jun 2019

    plz tell me mdcat test date 2019

    Like
    Reply
  • Asadullah

    Asadullah

    06 Jun 2018

    Best of luck

    Like
    Reply