Soil

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

Clues

  • It holds clay silt and sand particles together (5)
  • 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)
  • type of soil organism which can be seen by the naked eye (13)

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