Soil and Aquatic Microbiology MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Soil and Aquatic Microbiology, 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 Soil and Aquatic Microbiology 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 Soil and Aquatic Microbiology mcq questions that explore various aspects of Soil and Aquatic Microbiology problems. Each MCQ is crafted to challenge your understanding of Soil and Aquatic Microbiology 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 Soil and Aquatic Microbiology 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 Soil and Aquatic Microbiology. 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 Soil and Aquatic Microbiology knowledge to the test? Let's get started with our carefully curated MCQs!

Soil and Aquatic Microbiology MCQs | Page 6 of 15

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Q51.
The transformation of nitrates to gaseous nitrogen is accomplished by microorganisms in a series of biochemical reactions. The process is known as
Discuss
Answer: (b).denitrification
Q52.
Nitrogen fixation refers to the direct conversion of atmospheric nitrogen gas into
Discuss
Answer: (a).ammonia
Q53.
The diagnostic enzyme for denitrification is
Discuss
Answer: (a).nitrate reductase
Discuss
Answer: (b).a terminally differentiated cell that fixes nitrogen
Discuss
Answer: (d).all of the above
Discuss
Answer: (a).conversion of ammonium ions into nitrates through the activities of certain bacteria.
Q57.
The degree of salinity in freshwater is nearly zero.
Discuss
Answer: (a).True
Q58.
The microorganisms from lakes and rivers can grow at a salt concentration of _________
Discuss
Answer: (c).below 1 percent
Q59.
Which of the following compounds are required for growth of saprophytic bacteria and fungi?
Discuss
Answer: (a).organic compounds
Q60.
Protozoa and other minute animal life are known as ____________________
Discuss
Answer: (c).zooplankton