Transportation & cementation of primary rocks:
A. Sedimentary rocks
B. Secondary rocks
C. Aqueous rocks
D. All of the above
Agriculture MCQs
Metamorphic rocks are classified into:___________?
A. Foliated metamorphic rocks
B. Non-foliated metamorphic rocks
C. Both a & b
D. None of a & b
In land capability classification, class I-Iv are suitable for:_________?
A. Suitable for grazing
B. Suitable for forestry
C. Unsuitable for any agricultural use
D. Suitable for cultivated farming
Essentiality criteria of an element :
A. In the absence of an element, its not possible for plant to complete its vegetative cycle.
B. The role played by an element is specific & can not be replaced by another element.
C. The element is directly involved in the nutrition of the plant.
D. All of these
Nutritive elements needed in large quantities to ensure normal plant development:
A. N, P, K
B. S, Mg, Ca, Fe
C. Both a & b
D. None of a & b
Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:
A. Soil amendment
B. Soil conditioner
C. Both a & b
D. None of the above
What percentage of land is cultivable in the world?
A. 12%
B. 11%
C. 10%
D. None of these
The forest soils have lower bulk density than agricultural soils because of their ______ content.
A. High organic matter
B. Low organic matter
C. Both a & b
D. None of these
Mouthparts of Sugarcane pyrilla are:___________?
A. Chewing
B. Siphoning
C. Biting
D. Sucking
