Capillarity & Infiltration Rate of Soil (Leaving Cert Agricultural Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is capillarity in soil?
What is capillarity in soil?
Water's upward movement through soil pores
What two forces cause capillarity in soil?
What two forces cause capillarity in soil?
Surface tension and adhesion
What units are used to express infiltration rate?
What units are used to express infiltration rate?
Millimetres per hour
How does soil compaction affect infiltration rate?
How does soil compaction affect infiltration rate?
Dramatically reduces it by blocking pores
Which soil showed higher capillary rise in the worked example (14 cm after 40 mins)?
Which soil showed higher capillary rise in the worked example (14 cm after 40 mins)?
Compacted soil
If 30 mm infiltrated in 10 mins, what is the infiltration rate in mm h⁻¹?
If 30 mm infiltrated in 10 mins, what is the infiltration rate in mm h⁻¹?
180 mm h⁻¹
What risk increases with compacted soil after rain?
What risk increases with compacted soil after rain?
Surface runoff and waterlogging
Which practice helps prevent soil compaction on farms?
Which practice helps prevent soil compaction on farms?
Avoid trafficking on wet soils
What equipment is inserted into soil cores for the infiltration test?
What equipment is inserted into soil cores for the infiltration test?
Metal rings or cylinders
What benefit does uncompacted soil provide for plant growth?
What benefit does uncompacted soil provide for plant growth?
Enhanced root growth and earthworm activity