Question
Orobanche is _____ type of parasitic
weed.ÂSolution
Orobanche is complete root parasite that generally parasitize tobacco and mustard plants.
Nutrient that imparts winter hardiness to plant is____
Which of the following is a process of breaking down and altering the physical and chemical properties of rocks and minerals, leading to soil formation?
According to USDA classification of salt affected soils; a soil having EC >4 mmho/cm; ESP >15; pH
Example of igneous rock is
 Biological oxidation of elemental Sulphur is carried out by which of the following bacteria?
………………………….. is designed to break up hard layers or pans without bringing them to the surface.
...Which soils are known as self-tilled soils
The study of soil from the stand point of higher plants is known as……………………….
Which soil property is least affected by the size and arrangement of soil particles?
Reclammation of acidic soils is done by the use of……………………..
