Class 7 Science Online Tests
Ammonia and Fertilizers MCQ (Multiple Choice Questions) PDF Download
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Ammonia and Fertilizers MCQs PDF: Questions Answers Download
Ammonia fertilizers are made by two components, they are
- ammonia and hydrogen
- ammonia and nitric acid
- nitrogen and hydrogen
- nitrogen and water
If there is lack of nitrogen in soil, plants turn
- red
- orange
- blue
- to be stunted
A component without which fertilizer is incomplete, is
- ammonia
- nitrogen
- methane
- ethene
One of the main components of fertilizers is
- ammonia
- chlorine
- hydrogen
- methane
The essential mineral for plants other than ammonia, is
- potassium
- sodium
- phosphorus
- uranium
Class 7 Science Practice Tests
Ammonia and Fertilizers Textbook App: Free Download iOS & Android
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