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

Which of these bacteria have very extensive enzyme system?

Question # 2

Locomotory organs are absent in:

Question # 3

The mutualistic associations between certain fungi and roots of vascular plants are called:

Question # 4

Chemosynthetic bacteria oxidize inorganic compounds like:

Question # 5

Choanoflagellates are of special interest because of their resemblance to collar cells in:

Question # 6

Unlike plants and animals, the protists do not develop from a blastula or an

Question # 7

Most of the visible part of the lichen consist of:

Question # 8

A fungal hypha/cell having 2 nuclei of different genetic types is called:

Question # 9

Lipid absent in the membrane of bacteria

Question # 10

Choanoflagellates are named so because of presence of

Question # 11

Which one of the following option has one long and one short flagella:

Question # 12

The cocci arranges in pairs is generally termed as

Question # 13

Which could have a long dikaryotic stage?

Question # 14

--------------ferment carbohydrate (glucose) to ethanol and carbon dioxide.

Question # 15

Photosynthetic protists contribute percentage of global photosynthesis:

Question # 16

Gram-positive bacteria are stained _____________ by gram staining

Question # 17

Fungi are related to which of these groups according to DNA study?

Question # 18

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

Question # 19

Choanoflagellates are sessile marine of Freshwater flagellates which are attached:

Question # 20

Bacterial endospores function in

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Sr.# Question Answer
1 Kingdom monera includes:
A. Procaryotes
B. Eucaryotes
C. both procaryotes and eucaryotes
D. Viruses
2 Ecological role of fungi as __________ is only paralleled by bacteria
A. Indicator
B. Pathogen
C. Autotrophs
D. Decomposers
3 Cyanobacteria are
A. Prokaryotes
B. Eukaryotes
C. Akaryotes
D. Acellular
4 Chemosynthetic bacteria oxidize inorganic compounds like:
A. Ammonia
B. Nitrate
C. Sulphur
D. All a, b, c
5 They do not have peptidoglycan in their cell wall
A. Gram positive
B. Gram negative
C. Archeobacteria
D. Eubacteria
6 Which option best describes the cysts:
A. They are dormant and not heat resistant
B. They are thick walled and desiccation resistant forms
C. They develop during differentiation of vegetative cells which can germinate under suitable condition
D. All of the above options 
7 Lipid absent in the membrane of bacteria
A. Wax
B. Sterals
C. Phospholipids
D. Acylglycerol
8 Pasteur discovered
A. Fermentation
B. Pasteurization
C. Cause of disease
D. All of these
9 The oyster mushroom paralyses the:
A. Earthworms
B. Nematodes
C. Leeches
D. Nereis
10 Investigations 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. lysosones
C. measosones
D. plasmodesmeta

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