Nitrogen
What is the chemical symbol for nitrogen?
N
What percentage of Earth's atmosphere is made up of nitrogen?
70-80%
Nitrogen is a part of which group in the periodic table?
Group 15
Is nitrogen a reactive element?
No
What is ammonia (NH₃) used for in agriculture?
Ammonia is used for fertilizer
How do plants obtain nitrogen?
Through the soil
What is the nitrogen cycle?
The nitrogen cycle is a cycle in which nitrogen gets constantly taken up into the atmosphere and taken down to plants and animals
How is nitrogen used in the food industry?
Nitrogen is used in preservatives
Can nitrogen be used in the production of explosives?
Yes
What is the color and state of nitrogen at room temperature?
Nitrogen is a colorless, odorless, and tasteless gas at room temperature.
What is the process called when plants and animals return nitrogen back to the soil?
Decomposition
Why do some plants, like legumes, have nitrogen-fixing bacteria in their roots?
This is so the bacteria can break down and convert the nitrogen into something it can use.
What happens if there is too little nitrogen in the soil for plants?
plants wont grow as fast
What is the role of nitrogen in the atmosphere in relation to Earth's temperature?
It helps maintain the Earth's temperature
How is nitrogen important in the creation of proteins in living organisms?
Nitrogen is the key component in amino acid, and amino acids make up proteins.
What is the process of nitrification?
Nitrification is the conversion of ammonia into nitrites by bacteria.
What is the primary reason that nitrogen is essential for plant growth?
Nitrogen is used for crucial protein development in plants, which is needed for photosynthesis
What is a major source of nitrogen pollution in the environment?
Agricultural fertilizers
Why is too much nitrogen in the environment a problem?
It can lead to water pollution
What organisms are responsible for nitrogen fixation in the soil?
Bacterias
What is the most common form of nitrogen in Earth's atmosphere?
Nitrogen Gas
What role does nitrogen play in living organisms?
Nitrogen is crucial to the production of proteins, DNA, and other molecules
What is a nitrogenous base, and why is it important for life?
Its important because it is in DNA and RNA
What are some common nitrogen compounds used in fertilizers?
Ammonium nitrate, urea, ammonium sulfate
any one of these is accepted.
What is nitrogen fixation?
Converting Nitrogen gas into compounds like ammonia so that plants can use it.