Type
Crossword
Description

This crossword contains the following questions and answers:

The only organisms that can fix atmospheric nitrogen into chemical compounds Nitrogenfixingbacteria
Makes up 78 percent of the gases in the atmosphere Nitrogen
Nodules that live on the roots of plants Legumes
They are essential to the nitrogen cycle; breakdown wastes, such as urine, dung, leaves, and other decaying plants and animals decomposers
Some of the nitrogen that cycles from the atmosphere and living this is released to the soil with the help of Bacteria
Nitrogen in the air Atmospheric nitrogen
nitrogen-fixing bacteria in soil and roots of nodules produce ammonia
Other bacteria convert ammonia into; plants can use nitrates
The process by which bacteria changes fixed nitrogen back to gaseous nitrogen, which is then released back into the enviroment. denitrifying
The layers of gases that surround the earth; the air Atmosphere

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Biogeochemical Cycles Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Our atmosphere contains 78% free _________________________. Nitrogen
Animals need nitrogen to produce ______________________. Proteins
What molecule is produced when nitrogen is fixed? Ammonia
Animals get nitrogen into their systems by eating _______________. Plants
Large organic molecule containing nitrogen that contains your genetic information. DNA
Prokaryote responsible for "fixing" nitrogen. Bacteria
_________________________ occurs when fertilizer runoff causes excess algae and water weeds. Eutrophication
Process where water "evaporates" from plants. Transpiration
What "powers" the water cycle? Sun
Rain, snow, sleet, or hail. Precipitation
The downward entry of water into the soil or rock surface. Infiltration
Process by which water changes from a liquid to a gas. Evaporation
Oats, peas, beans, corn Legumes
Helps plants to grow. Fertilizer
Bacteria that break down organic matter. Decomposers
Process by which water vapor turns into liquid water. Condensation

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The Nitrogen Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

What is 78% of the air made of? Nitrogen
What do plants use nitrogen to make? Protein
One way for animals to get nitrogen compounds in their systems is? Consumption
How do plants get the nitrogen they need? Soil
What do farmers add to the soil to add more nitorgen into the soil? Fertilizer
Step to make nitrogen useful to plants Fixation
the process of ammonium getting changed into nitrates by bacteria Nitrification
How plants get nitrogen Assimilation
the process of decomposers turning the nitrogen back into ammonium ammonificaction
the process of extra nitrogen getting released into the air Denitrification

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Nutrient cycles Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

how many stages are there in the nitrogen cycle? FOUR
what can be used to increase nitrate levels in soil? fertilisers
How are nitrate ions absorbed by the plant? active transport
what is produced by dentrification? Nitrogen
what type of reaction is the conversion of ammonium ions to nitrate ions? Oxidation
which micro-organisms release ammonia? saprobiotic
What type of relationship exists between host plants and mycorrhizae bacteria? mutualistic
How are phosphates transferred from plants to animals? consumption
what process can occur due to overuse of fertilisers? eutrophication
where are nitrogen fixing bacteria found in legumes? root nodules

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Nitrogen Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A chemical element atomic number is 7 and symbol is N Nitrogen
The conversion of ammonium to nitrate Nitrifying
N03 Nitrate
The envelope of gases surrounding the earth or another planet Atmosphere
The state or process of rotting; decay Decomposition
NH4+ Ammonium
Nitrogen fixing monerans in __________ root nodules (#7 in N-cycle) legume
FBI Detritivores
Organisms in the soil involved in every step of the nitrogen cycle. Bacteria
Organisms such as bacteria or fungi Decomposers
Process by which nitrogen in the Earth's atmosphere is converted into a compound in the soil by bacteria that live in the root nodules of certain plant legumes Nitrogen fixation

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Nitrogen Cycle Word Search

Type
Word Search
Description

This word search contains the following answers:

lesson
teaching
wanted
bald
word search
school
bacteria
ammonia
para coccus
hawkins
justin
grahm
sovine
harmon
daiquan
chad
cast
hunter
nh3
no2
gas
nitrogen
animals
78 percent
oxygen
feces
excretion
death
atmosphere
plants
nitrogen fixing bacteria
fish
herbivores
carnivores
nitrification
assimilation
birds
nitrogen fixation
decay
denitrification
ammonification
soil nitrates
nitrogen cycle

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Nitrogen Cycle Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

step to make nitrogen useful to plants nitrogen fixation
What do farmers add to the soil to make it more rich in nitrogen fertilizer
the process by which nitrates are converted to nitrogen gas denitrification
plants use nitrogen to make ___________ protein
the process of ammonium getting changed into nitrates by bacteria nitrification
how plants get nitrogen assimilation
the part of the plant that absorbs nutrients from the soil roots
bacteria that convert ammonia to nitrites and nitrites to nitrates nitrifying bacteria
the process by which the protein in faeces, dead plants or animals is converted to ammonia ammonification
organisms such as bacteria and fungi decomposers

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The Water Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

When water vapor turns back into a liquid. Condensation
When water falls from the atmosphere back to land. Precipitation
When water turns into water vapor. Evaporation
The water cycle helps regulate ___________________________. Temperature
Covers 70% of the Earth. Water
Water is a basic _______________________ of nature. Element
When plants release water on to their leaves that then evaporates into vapor. Transpiration
Depending on _______________________ precipitation could be rain, snow, sleet, or even hail. Temperature
When water does not get absorbed into the soil. run-off
A large collection of tiny droplets of water or ice crystals. Cloud
The journey of water from the Earth's surface to the atmosphere, and back again. WaterCycle

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Nitrogen Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

What needs to be changed into nitrite (NO2–) and then nitrate (NO3–)? Ammonia
A group of microbes changes what back into nitrogen gas (N2) or nitrous oxide (N2O)? Nitrate
Ammonia needs to be changed into what and then nitrate (NO3–)? Nitrite
Nitrogen gas (N2) must first be changed into ammonia (NH3). A diversity of what have the proteins necessary to do this? Bacteria
What type of plant has nitrogen-fixing bacteria in root nodules? Legumes
What is something bright that changes nitrogen gas into a form useful to plants? Lightning
The process of nitrifying bacteria bringing about the oxidation of ammonia (NH3) to nitrites (-NO2) and of nitrites to nitrates (-NO3) is called what? Nitrification
Meat and eggs are common types of what? Protein
Nitrogen gas (N2) must first be changed into ammonia (NH3). A diversity of bacteria have the proteins necessary to do this. This is called what? Fixation
A group of nitrogen-fixing organisms is composed of special bacteria, which live symbiotically in nodules on the what of certain plants? Roots
It can either be synthetic or natural and is important for plants to grow. What is it? Fertilizer
The break down of the tissues of dead plants and animals is called what? Decomposition

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Nitrogen Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

- Ammonia
- Nitrite
- Nitrate
- Bacteria
- Legumes
- Lightning
- Protein
- Fixation
- Roots
- Fertilizer
- Nitrification
- Decomposition

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Nitrogen cycyle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

what does most Nitrogen fixation nitrogen-fixing bacteria
what is the process of recycling nitrogen through the earth the nitrogen cycle
where is most nitrogen stored in the earth in the atmosphere
what does some nitrgoen fixation lightning
what plants to farmers grow to add nitrogen to soil legumes
peas and beans are examples of these legumes
nitrogen-fixing bacteria live in these nodules
nodules grow on these the roots of legumes
the process of changing nitrogen from a form we can use to one we cannot use denitrification
denitrifying bacteria do this decay

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