Trusted by millions of Kenyans
LoginRegister
Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Browse exam papers
Or go directly to:
Class notes Holiday assignments Topical questions Other resources

Define the following processes in regard to nitrogen cycle (a) Denitrification (b) Combustion (c) Volatilization

Define the following processes in regard to nitrogen cycle
a. Denitrification
b. Combustion
c. Volatilization

Answers

joseph
a. Denitrification-this is the conversion of nitrate ions into ammonia gas and ammonium ion into ammonia gas which escape to the atmosphere. This process is facilitated by bacteria common in compacted and water logged soils
b. Combustion- burning vegetation causes the conversion of nitrogenous compound into nitrogen dioxide and ammonia which escape into the atmosphere as gases
c. Volatilization – some ammonia compound in the soil sublimes to form ammonia gas which escapes into the atmosphere
joseph rimiru answered the question on November 4, 2017 at 11:12

Answer Attachments

Next: Identify five reasons why Nabongo Mumia led the Wanga in collaborating with the British.

Previous: What is soil sampling and why is it done?

View more Agriculture Questions and Answers  |  Return to Questions Index

Exams With Marking Schemes

Related Questions