Soil Science MCQs

Which mineral contain phosphorus _____?

A. Igneous
B. Metamorphic
C. Apatite
D. None of the above

How many different minerals deposits are found in Pakistan ?

A. 100
B. 60
C. 30
D. None of the above

Plutonic rocks are also called _______?

A. Intrusive igneous
B. Metamorphic
C. Sedimentary
D. Extrusive igneous rock

Felsic rocks consists of ______?

A. fe
B. Quartz
C. Buiotitic
D. Quartz & Feldspars

Structure and size of aphantic rock is _____?

A. Course-grained like
B. Fine grained
C. Large-Glassy
D. Phenocryst

Thickness of Dikes ranges from ______?

A. 2-10 m
B. Few m 10 m
C. Few cm 10 cm
D. 10-12 cm

Rocks having coarse bubble holes are called __________?

A. Purr ice
B. Mafic
C. Scoria
D. Felsic

Tuff is ______?

A. Soil
B. Water
C. Volcanic ash
D. Consolidated ash

Attraction between similar particles is called _____?

A. Adhesion
B. Cohesion
C. Vander wall
D. All the above

Process of mixing soil by fauna and flora is called ______?

A. Lessivage
B. Pedoturbation
C. Leaching
D. Enrichment

1 thought on “Soil Science MCQs”

Leave a Comment