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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MDCAT Biology Chapter 3 MCQ's Test

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Question # 1

One of the followings is used for giving flavour, aroma and characteristic colour to some cheese

Question # 2

The most common method of reproduction in bacteria is:

Question # 3

Englenolds have at various times been classified in the:

Question # 4

Chromosome of E coil measures about _________ micrometer

Question # 5

Bacterial cells have

Question # 6

The world virus is derived from a ______ word meaning the poison

Question # 7

Chain of cells forming filaments in cyanobacteria is called

Question # 8

Macronucleus is ciliates is

Question # 9

Reindeer moss is:

Question # 10

Most of the visible part of the lichen consist of:

Question # 11

A material obtained by the partial decay of plants and animals is:

Question # 12

Mesosomes are internal extensions of the:

Question # 13

Retroviruses are

Question # 14

Which functions of fungi do you believe to be most important:

Question # 15

Tail releases an enzyme called

Question # 16

Name the organism in which the distinction of  plant animal disappears.

Question # 17

---------- is simple breaking of mycelium of some fungal hyphae.

Question # 18

Different groups of fungi produce different types of haploid sexual spores, such as:

Question # 19

Primary function of flagella is to help in:

Question # 20

Aseptate hyphae are found in

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Sr.# Question Answer
1 Saprotrophs (saprobes) are decomposers that obtain their food directly from:
A. Living host
B. Living guest
C. Dead organic matter
D. Inorganic matter
2 Spirochete bacterium is
A. Anaerobic
B. Aerobic
C. Facultative
D. Microaerophilic
3 Reserve food in fungi is stored in the form of:
A. Alcohol
B. Starch
C. Glycogen
D. Oil bodies
4 Bacteria that can synthesize organic compounds from simple inorganic substances are known as:
A. Autotrophs
B. Heterotrophs
C. symbionts
D. Lichen
5 Which kind of reproduction is not merely Asexual?
A. Conidia
B. Budding
C. Spore formation
D. Fragmentation
6 Bacteria produce capsule, which is made up of repeating ........... units and of protein or of both:
A. monosaccharide
B. polysaccharide
C. oligosaccharide
D. disaccharide
7 The hyphae which lack septa and are in the form of an elongated multinucleated large cell are called:
A. Septate hyphae
B. Coenocytic hyphae
C. Non-septate hyphae
D. Both b & c
8 Mesosomes are involved in:
A. DNA Replication
B. Cell division
C. RNA relication
D. Both a & b
9 Bacteria which can grow in the absence of oxygen are known as:
A. Anaerobic
B. Aerobic
C. Obligate
D. Facultative
10 The plasmodial slime mold that is a model organism is:
A. Physarum polycephalum
B. Phytophthora infestans
C. Ustilago tritici
D. Frequliaria
11 In five Kingdom system for Robert Whitteaker only unicellular Eukaroyotes ere placed in Kindom.
A. Monera
B. Plantae
C. Protista
D. Animalia
12 In ecto mycorrhizae, the hyphae surround and extend between the cells but do not penetrate the cell walls of the:
A. Roots
B. Shoots
C. Leaves
D. Flowers
13 First step of life cycle of phage is
A. Adsorption
B. Attachment
C. Both a & b
D. Penetration
14 The protists that live as symbionts in the guts of termites and help in the digestion of dry wood are:
A. Trichonymphas
B. Trypanosoma
C. Euglena
D. Vorticella
15 Many filamentous cyanobacterium species move by
A. Flagella
B. Gas vesicles
C. Gliding
D. Are immotile
16 Two flagella, out of which one running in a transverse groove is a characteristic feature of:
A. Diatoms
B. Dinoflagellates
C. Slime moulds
D. Choanoflagellates
17 The organisms having characteristics that exclude them from the other four kingdorns are included in the kingdom
A. Protista
B. Plantae
C. Animalia
D. Monera
18 Hepatitis A virus is
A. DNA enveloped
B. DNA non enveloped
C. RNA enveloped
D. RNA non enveloped
19 The phenomenon of having different kinds of nuclei in the same mycelium is called:
A. Monokaryotic
B. Multinucleate
C. Heterokaryotic
D. All of these
20 The smallest virus is of
A. Paramyxovirus
B. Herpes simplex
C. Cow pox
D. Poliomyelitis

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