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

  • Time Allowed20

MDCAT Biology Chapter 3 MCQ's Test

00:00
Question # 1

Bacteria prepare food from dead organic matter is known as

Question # 2

An alga in which body is complex and composed of delicate, feathery interwoven filaments

Question # 3

Which fungus is found growing on and spoiling moist bread, fruit:

Question # 4

The smallest bacteria are some members of the genus:

Question # 5

In 1983, a functional artificial chromosome was made in:

Question # 6

Algae differ from the plants in that the sex organs in algae are unicellular and the zygote is not protected by the:

Question # 7

Rhizopus is example of group---------of fungi.

Question # 8

Which is role of slime?

Question # 9

Carolus Linnaeus developed the system of nomenciature which is called:

Question # 10

Trypanosoma and Euglena are commonly called

Question # 11

A pathogenic fungus whose mycellium grows out from a central point and measures up to 15 hectares is

Question # 12

Nucleoid is visible in the light microscope after staining with:

Question # 13

A single mycelium may produce up to a kilometer of new hyphae in only:

Question # 14

The accessory pigments in cyanobacteria

Question # 15

Chemical substances used on living tissues that inhibit growth of microorganisms are called

Question # 16

Antibiotics can cure diseases caused by which of the following?

Question # 17

A disease causing substance produced by fungi is

Question # 18

Lichens are mutualistic symbiotic associattions between:

Question # 19

Because of fermenting ability, one of the following is used in production of bread and liquor. Which one is it?

Question # 20

Baker's fungi is:

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Sr.# Question Answer
1 There are _________ capsomeres in herpes virus
A. 252
B. 250
C. 150
D. 162
2 Robert Whittekar's five kingdom system of classification was modified by:
A. E. Chatton
B. Charles Chamberland
C. Ernst Haeckel
D. Margulis and Schwartz
3 Cell wall is only absent in bacteria:
A. Micrococci
B. Clostridium
C. Pseudomonas
D. Mycoplasmas
4 Rhabdovirus is
A. Tadpole shaped
B. Spherical
C. Bullet shaped
D. Polyhedral
5 Common waste material in the cytoplasm of bacteria
A. Alcohol
B. Lactic acid
C. Acetic acid
D. All of these
6 Saprotrophs (saprobes) are decomposers that obtain their food directly from:
A. Living host
B. Living guest
C. Dead organic matter
D. Inorganic matter
7 --------is the largest group of fungi, including over 60,000 species.
A. Basidiomycota
B. Zygomycota
C. Ascomycota
D. Deuteromycota
8 Leeuwenhoek used a simple microscope to describe bacteria and protozoa and called these small creatures as:
A. microanimals
B. animalcules
C. beastcules
D. micromonsters
9 Amoebas move by forming specialized cytoplasmic projections called:
A. Cillia
B. Pseudopodia
C. Flagella
D. Chaetae
10 Based on the diversity most biologists regard the protista kingdom as:
A. Monophyletic
B. Diphyletic
C. Polyphyletic
D. all, a , b, c
11 Fungi form mutualistic or symbiotic associations in:
A. Lichens
B. mycorrhizae
C. Both a & b
D. Commensalism
12 Ribosome of prokaryotes are found
A. Freely dispersed
B. Attached to cell membrane
C. Both a & b
D. In region of Nucleoid
13 Which is mostly obligate parasites?
A. Anthrobotrys
B. Mushrooms
C. Rust
D. Basidiomycetes
14 Which is absent in fungi?
A. Chlorophyll
B. Hyphae
C. Glycogen
D. Chitin
15 In endomycorrhizae the fungai hyphae remain
A. inside the root
B. outside the root
C. inside as well as outside the root
D. not associated with root
16 Which of the following adaptations helped fungi to live on land?
A. Lack of flagellated cells
B. Production of conidia
C. Formation of thick walled zygote
D. All these
17 Cyanobacteria have heterocysts, which are helpful in the fixation of atmospheric:
A. Carbon
B. Nitrogen
C. Hydrogen
D. Oxygen
18 By _________ immunization had decreased the danger of small pox
A. 1940s
B. 1950s
C. 1960s
D. 1970s
19 In which plasmogamy is immediately followed by karyogamy?
A. Basidiomycetes
B. Ascomycetes
C. Zygomycetes
D. Deuteromycetes
20 Scientific name has advantages of having :
A. No scientific bases
B. Scientific bases and universally accepted
C. Same organisms having different names in different areas
D. Same name applied to different organisms

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