Module 1 Key Words

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S I F N V A R E M O T E S E N S I N G X X
I M V R A M F D B U A D E T V L K W Y E P
P H O T O A U T O T R O P H S B K D D S I
W O P K N F K A X U V Q B V I G J A D E M
Y L N M E U T R O P H I C A T I O N N X C
C J K T W O H A B E R P R O C E S S R W Q
X N D W V W I E G J K B O L E Q C T V T Y
D E N I T R I F Y I N G B A C T E R I A U
X F X X V B M B I O S Y N T H E S I S V K
C F M C O L H I G L X S N Q J O V H H V U
S W A C D W P N U E C B H A M V W J H E U
Q F X P R O D U C T I V I T Y W O N T G W
D K F P O S T I V I E F E E D B A C K K Y
C Y R I N E G A T I V E F E E D B A C K X
F V M M R S I Y P W Q W H R C L E Q D U D
N Q A P J C M P A M T N J M V X I P B D U
C V D F O Q S R C P C R I C M J S E R Q S
P S Q M S V U Q V Y I C E W Q R S C N V I
H N N A T U R A L S E L E C T I O N V H G
H L R M E P L H U V R P V I B K T U T U N
E A L L M X R D D D I V W B Q O K E F H I

Clues

  • a process which increases the effect of a change which occurs in a system (8, 8)
  • changes in an ecosystem, causing competition between individual organisms (7, 9)
  • converts nitrates in the soil into nitrogen gas, which is returned to the air (12, 8)
  • molecules which are able to produce complex organic molecules from simple inorganic molecules using light energy (15)
  • obtaining information about something without being in direct physical contact with it (6, 7)
  • reversible reaction using hydrogen and nitrogen to produce ammonia (5, 7)
  • the process of using energy to produce complex organic chemicals within cells (12)
  • the rate at which biomass is added to an ecosystem by producers (12)
  • when a departure from a set level brings about changes, which lead to the return of the set level (8, 8)
  • when fertilisers cause an increase in nutrient levels in rivers (14)

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