Algae and Protozoa MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Algae and Protozoa, a fundamental topic in the field of Microbiology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Algae and Protozoa MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Algae and Protozoa mcq questions that explore various aspects of Algae and Protozoa problems. Each MCQ is crafted to challenge your understanding of Algae and Protozoa principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Microbiology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Algae and Protozoa MCQs are your pathway to success in mastering this essential Microbiology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Algae and Protozoa. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Algae and Protozoa knowledge to the test? Let's get started with our carefully curated MCQs!

Algae and Protozoa MCQs | Page 13 of 17

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Q121.
Spirochaetes exhibit

a.

corkscrew-like rotatory movement

b.

flexion and extension motility

c.

translatory motion

d.

all of the above

Discuss
Answer: (d).all of the above
Q122.
Species of Shigella which is predominant in India is

a.

S sonnei

b.

S dysenteriae

c.

S boydii

d.

S flexneri

Discuss
Answer: (d).S flexneri
Q123.
Which of the following species/subspecies of Klebsiella produce indole?

a.

K pneumoniae subspecies rhinoscleromatis

b.

K pneumoniae subspecies aerogenes

c.

K pneumoniae subspecies pneumoniae

d.

K oxytoca

Discuss
Answer: (d).K oxytoca
Q124.
Primarily human pathogenic bacteria is/are ,

a.

Salmonella typhi

b.

S paratyphi A

c.

S paratyphi B

d.

all of these

Discuss
Answer: (d).all of these
Q125.
The bacteria which produce(s) ฮฒ-galactosidase is/are

a.

Citrobacter

b.

Enterohacter

c.

Serratia

d.

all of these

Discuss
Answer: (d).all of these
Q126.
Which of the following property(ies), shown by the organisms belong(s) to the family Enterobacteriaceae?

a.

They are catalase-positive

b.

They are oxidase-negative

c.

They ferment glucose

d.

All of these

Discuss
Answer: (d).All of these
Q127.
In Widal test, the significant titre for O agglutinins is generally

a.

1:50 or more

b.

1:100 or more

c.

1:150 or more

d.

1:2.00 or more

Discuss
Answer: (b).1:100 or more
Q128.
Selective media for the isolation of Shigella is

a.

Hektoen enteric agar

b.

Salmonella-Shigella agar

c.

Xylose lysine deoxycholate agar

d.

All of these

Discuss
Answer: (d).All of these
Q129.
The technique(s), used for the assay of heat-labile enterotoxin produced by Escherichia coli, is/are

a.

Steroid production in Yl mouse adrenal cell culture

b.

Morphological changes in Chinese hamster ovary

c.

Enzyme-linked immunosorbent assay

d.

All of these

Discuss
Answer: (d).All of these
Q130.
Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests?

a.

Decarboxylation of ornithine

b.

Fermentation of sucrose and cellobiose

c.

Motility at 22°C

d.

All of these

Discuss
Answer: (d).All of these
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