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Nitrigen Metabolism MCQ Questions & Answers

Nitrigen Metabolism MCQs : This section focuses on the "Nitrigen Metabolism". These Multiple Choice Questions (MCQs) should be practiced to improve the Nitrigen Metabolism skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Which organism is capable of carrying out denitrification?

A. Nitrosomonas
B. Beijernickia
C. Pseudomonas
D. Nitrobacter

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Question 2

Which enzyme catalyses the process of transamination?

A. Lipase
B. Nitrogenase
C. Transaminase
D. Glutamate dehydrogenase

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Question 3

The bacteria have to modify into rod- shaped bacterium in order to initiate division of inner cortical and pericycle cells.

A. True
B. False

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Question 4

Which of the following is not a pool for nitrogen cycle?

A. Atmosphere
B. Ocean
C. Soil
D. Biomass

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Question 5

Enzymes for nitrogen fixation are found exclusively in eukaryotes.

A. True
B. False

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Question 6

Nitrogen is a limiting nutrient for both agricultural and natural ecosystems.

A. True
B. False

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Question 7

The process under which nitrogen and hydrogen combine to form ammonia under high temperature and pressure conditions is called as _________

A. biological N2 fixation
B. natural N2 fixation
C. electrical N2 fixation
D. industrial N2 fixation

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Question 8

Which microbe is capable of fixing nitrogen in non-leguminous plants?

A. Bacillus
B. Beijernickia
C. Anabaena
D. Frankia

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Question 9

Leg-haemoglobin protects nitrogenase enzyme from anaerobic conditions.

A. True
B. False

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Question 10

Amides are transported to other parts of the plant through ________

A. phloem parenchyma
B. phloem companion cells
C. xylem vessels
D. phloem fibre

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Question 11

The form of nitrogen absorbed by plants is _________

A. NO2–
B. N2O
C. NH3
D. NO

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