carbon cycle

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  • Created by: georgia
  • Created on: 06-01-13 14:29
Y U N J D C V Y L J D E T P B W O W E C P
Q U I R C W A I P D G C L I V N M C D S M
Q N E C E E S Q N F S F D M J F V U J J U
Q R T X J C A R B O H Y D R A T E S S A G
N U O F N I T R O G E N F I X A T I O N A
A M R B V Y B L N G N N N E K E N C I N O
R D P R M I W P N X N U X W G D E I I S E
I N T E R D E P E N D E N C E Y C R R C C
U U G S F M H J Y S B H G N O A O E D A N
I H N L W S D H P H J M Q P R N S E V S K
N A L R U U T P P F G Q M B I O N Y D P K
V V M W L E W K F N S N O T P I V A Q E V
I M X B J U O U E U M N R M T L Y P W T R
R H R L H F N G O D D A O R F B O S N S A
J A B A R S O I E I T C I W G T I R C A X
A J W H L R V H O E E F K W S P A A F R Q
I W O B T E Q X S D Y B G T E R Q Y U L D
O V N I R S I V M I F P L I A J J V U O I
X L N P X D M P N A F L I P G B W D H N F
Y T Y G E Q Q G G R A H P L D N T U U H W
I M O R J L B C I B S G A H O U E L T M M

Clues

  • all cells contain protein, fats and...... (13)
  • nitrogen is used to make what compound in the body needed for growth? (7)
  • plants get their nitrogen from the soil but it needs to be turned into what to produce proteins? (8)
  • the atmosphere cointains 78% of what gas? (8)
  • there are four diffeent types of microorganisms involved in the nitrogen cycle, nitofying bacteria, nitrogen fixing bacteria, denitrifying bacteria and what else? (11)
  • What gas is given off during respiration i? (6, 7)
  • what is the word used when living organisms rely on each other to exist? (15)
  • whats the name of the bacteria that breaks down nitrogen compounds in the soil? (12)
  • whats the process called of turning N2 from the air into nitrogen compounds? (8, 8)
  • 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 (8)

Comments

Swallowtail

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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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