Yeast and Its Applications CDS Questions

CDS Biology

Yeast and Its Applications MCQ Questions


1.
Yeast is classified under which kingdom of living organisms?
A.
Kingdom Monera
B.
Kingdom Protista
C.
Kingdom Plantae
D.
Kingdom Fungi
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ANSWER :
D. Kingdom Fungi
2.
Structurally, a yeast cell is best described as:
A.
An acellular, virus-like particle
B.
A unicellular prokaryotic organism lacking a true nucleus
C.
A multicellular eukaryotic organism with specialised tissues
D.
A unicellular eukaryotic organism, possessing a true nucleus and membrane-bound organelles
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ANSWER :
D. A unicellular eukaryotic organism, possessing a true nucleus and membrane-bound organelles
3.
The rigid outer covering of a yeast cell, providing structural support and protection, is mainly composed of:
A.
Peptidoglycan
B.
Glucan and chitin
C.
Cellulose alone
D.
Lignin
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ANSWER :
B. Glucan and chitin
4.
Which of the following organelles, responsible for generating energy through aerobic respiration, is present within a typical yeast cell?
A.
Centriole exclusively
B.
Chloroplast
C.
Flagellum
D.
Mitochondria
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ANSWER :
D. Mitochondria
5.
The most commonly used and economically important species of yeast, widely utilised in baking and brewing, is:
A.
Cryptococcus neoformans
B.
Saccharomyces cerevisiae
C.
Aspergillus niger
D.
Candida albicans
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ANSWER :
B. Saccharomyces cerevisiae
6.
Which of the following yeast species is primarily known as an opportunistic pathogen, capable of causing infections in humans, rather than being used industrially?
A.
Candida albicans
B.
Saccharomyces boulardii
C.
Saccharomyces cerevisiae
D.
Schizosaccharomyces pombe
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ANSWER :
A. Candida albicans