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

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

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  • Total Questions20

  • Time Allowed20

MDCAT Biology Chapter 3 MCQ's Test

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Question # 1

An isolated virus is not considered living since it:

Question # 2

Which of following is not heat resistant

Question # 3

Bacteria that can synthesize organic compounds from simple inorganic substances are known as:

Question # 4

Which of the following is not an economic importance of bacteria?

Question # 5

VIbrios are

Question # 6

During photosynthesis photosynthetic bacteria liberate sulphur instead of:

Question # 7

Antibiotics obtained from a fungus and used in organ transplantation for preventing transplant rejection is:

Question # 8

The following is an example of saprophytes:

Question # 9

The blooms of which one of the following make the red tides

Question # 10

Which of the following is chemosynthetic?

Question # 11

Spirochete is a thin, flexible:

Question # 12

Wall of diatoms is composed of:

Question # 13

The bacteria without flagella are called

Question # 14

One of the following very rarely has flagella

Question # 15

Ringworm and athlete's foot are superficial fungal infections caused by

Question # 16

Vaccination for HIV on experimental basis has been started in?

Question # 17

Which of the following is not a viral disease?

Question # 18

The group algae possesses representative belonging to kingdom.

Question # 19

Mycorrhiza is the association of roots of vascular plants with

Question # 20

The broken piece of filamentous bacteria (cyanobacteria) is called:

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MCAT Biology Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which one first the definition of spores:
A. There are metabolically very active bodies and are produced at a late stage of cell growth
B. There are metabolically dormant bodies produced at the start of cell growth
C. They are metabolically dormant bodies and are produced t late stage of cell growth
D. Heat sensitive
2 Bacterium having only one flagellum at its one pole is called:
A. Cephalorichous
B. Monotrichous
C. Lophotrichous
D. Amphitrichous
3 Zygospore is
A. Diploid
B. Haploid
C. Triploid
D. Polyploid
4 Rhabdovirus is
A. Tadpole shaped
B. Spherical
C. Bullet shaped
D. Polyhedral
5 Heterotrophic bacteria are divided into:
A. Saprophytes
B. Parasites
C. Phototrophs
D. Both a & b
6 Apicomplexans lack specific structure for locomotion but move by:
A. Contracting
B. Gliding
C. Bending
D. Flexing
7 The similarity between bacterium and cyanobacteria is in the:
A. Presence of flagella
B. Presence of 80S ribosomes
C. Present  of nucleoid
D. Phycocyanin
8 Bacteria which are able to grow in the presence of oxygen, are called:
A. Aerobic bacteria
B. Anaerobic bacteria
C. Obligate bacteria
D. Facultative bacteria
9 Fungi can survive in dry conditions in which one of the following stage
A. Asexual reproduction
B. Sexual reproduction
C. Resting stage
D. Active stage
10 Bacteria that are fully dependent upon their host for their nutrition are termed
A. Parasitic bacteria
B. Autotrophic bacteria
C. Chemoshynthetic bacteria
D. Facultative bacteria

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