per 10,000 atmosphere how many parts are carbon dioxide present in?
four
2 of 16
What is released during respiration?
energy
3 of 16
What gas is given off during respiration i?
carbon dioxide
4 of 16
what is the word used when living organisms rely on each other to exist?
interdependence
5 of 16
what % of energy is usually passed onto the next level in the food chain?
ten
6 of 16
whats the name of the bacteria that breaks down nitrogen compounds in the soil?
denitrifying
7 of 16
every living thing needs resources from the environment light, food, oxygen/carbon dioxide and what else?
water
8 of 16
you can calculate the effiency of energy transfer all you do is divide energy available to the next stage by the energy that was available to ..... stage x 100
previous
9 of 16
the atmosphere cointains 78% of what gas?
nitrogen
10 of 16
nitrogen is used to make what compound in the body needed for growth?
protein
11 of 16
plants get their nitrogen from the soil but it needs to be turned into what to produce proteins?
nitrates
12 of 16
whats the process called of turning N2 from the air into nitrogen compounds?
nitrogen fixation
13 of 16
there are two main ways that nitrogen fixation happens in lightning and what else?
nitrogen fixing bacteria
14 of 16
decomposers break down protein in dead plants and animals and urea in excreted animal waste into what?
ammonia
15 of 16
there are four diffeent types of microorganisms involved in the nitrogen cycle, nitofying bacteria, nitrogen fixing bacteria, denitrifying bacteria and what else?
decomposers
16 of 16
Other cards in this set
Card 2
Front
per 10,000 atmosphere how many parts are carbon dioxide present in?
Back
four
Card 3
Front
What is released during respiration?
Back
Card 4
Front
What gas is given off during respiration i?
Back
Card 5
Front
what is the word used when living organisms rely on each other to exist?
These questions usefully test knowledge of the processes and key words in the nitrogen cycle. It would be useful to team these up with a good set of revision notes and a set of keyword flashcards to form a complete set of resources.
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