Soil

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

Clues

  • it improves drainage in clay soils by causing them to flocculate (6)
  • it is a process which action of soil orgainisms can break up rocks (10)
  • it is a process which glaciers carrying boulders can wear away underlying rocks as the flow over them (8)
  • it is a process which some plants produce acids which break up rocks (8)
  • it is hwen soil nutrients dissolve in rainwater and carried to rivers (8)
  • it is the break down of rocks to produce inorganic particles such as clay (10)
  • it is udes to determine the type of soil (4, 8)
  • the type of soil organism which includes bacteria (14)
  • the type of soil which has very low nutrients due to them being able to leach out (5)
  • type of soil organism which can be seen by the naked eye (13)

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