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

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

  • Total Questions20

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MDCAT Biology Chapter 3 MCQ's Test

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Question # 1

Fungi are principal decomposers of

Question # 2

Chemotherapeutic chemical substances which are used in treatment of infectious disease are:

Question # 3

Double stranded circular DNA molecule present in bacterial cell in addition to chromosomes are called

Question # 4

Pasteur made vaccine for

Question # 5

...... can induce auditory nerve thus causing deafness.

Question # 6

AIDS virus can show adsorption in

Question # 7

Cell walls of archaeobacteria are different from:

Question # 8

Bacteria produce capsule, which is made up of repeating ........... units and of protein or of both:

Question # 9

"Host guest relationship" results in

Question # 10

Most green algae possess cell walls with:

Question # 11

Antibiotics are synthesized and secreted by certain bacteria, actinomycetes and:

Question # 12

The common name of Allium cepa is

Question # 13

Which bacteria are more permeable

Question # 14

A human parasite causing African Sleeping sickness is:

Question # 15

Which of the following radiations is used for sterilization?

Question # 16

If a tuft of flagella is present only at one pole of bacteria they are called

Question # 17

Which phylum of algae do not have form with flagellated motile cells in at least one stage of their life cycle:

Question # 18

The smallest bacteria are approximately the size of the largest viruses i.e.,

Question # 19

Tuberous underground fruiting bodies of fungi found with the help of trained dogs

Question # 20

In 1866 Ernst Hackle divided living organisms into

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MCAT Biology Chapter 3 Important MCQ's

Sr.# Question Answer
1 Citric acid is also obtained from some species of:
A. Penicillium
B. Pilobolus
C. Aspergillus
D. Rhizopus
2 Fungus-like protists have bodies formed of threadlike sturctures called:
A. Fibres
B. Yarns
C. Hyphae
D. Twines
3 During _______, the phage directs the cell's metabolism to produce viral components
A. Adsorption
B. Penetration
C. Induction
D. Sysnthesis
4 Fungi differ from plants in that
A. Contain chitin in their cell wall
B. Exhibit nuclear mitosis
C. Forms mycorrhizae
D. Absorptive heterotrophs
5 Phytophthora cause which of the following diseases in potato:
A. Fire blight
B. Late blight
C. Red rots
D. Mildew
6 In bacteria, some pili function as a mean of:
A. Organization
B. Accessory
C. Addition
D. Attachment
7 How many species of fungi are known?
A. 10,000
B. 100,000
C. 1 million
D. 20,000
8 An isolated virus is not considered living since it:
A. Separates into two inert parts
B. It coated with an air tight shield
C. Rapidly loses its genome chemically inert
D. Cannot metabolize
9 Which give blue color to the colony of penicillium
A. Hyphae
B. Rhizoids
C. Conidiophores
D. Conidia
10 Fusion of nuclei does not take place immediately after the fusion of cytoplasm in which of the followings
A. Zygomycetes
B. Ascomycetes
C. Basidiomycetes
D. Both a and b

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