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Auger boring is most suitable for __________ type of work.
Consider the following statements: 1. When a soil sample is dried beyond its shrinkage limit, the volume of the soil slowly decrease 2. The plastic limit is always lower than the liquid limit for any type of soil 3. At the liquid limit, the soil behaves like a liquid and possesses no shear strength at all 4. When subjected to drying, the volume of the soil remains unchanged once the water content of the soil goes below its shrinkage limit Which of the above statements are correct? 
In hand operated rings in ‘auger and shell boring’ the depth of which it can be used is _________
A teacher is trying to introduce her class VII students to different kinds of soil. She begins by introducing the names of three kinds of soil i.e. sandy soils, clayey soil and loamy soil. She explains the properties of each soil in term of its particulate nature. She then demonstrates one sample of each kind of soil and shows the students the difference in percolation rate of an examples. How would you evaluate this approach from an inquiry oriented perspective?
Consider the following statements and choose the correct answer:
1. Average density of soil is 2.65 gms. per ml.
2. The spaces present between soil particles in a given volume of soil are called pore spaces
3. Porosity of the soil decreases with the increase in the percentage of organic matter in the soil
4. Macro-pore spaces have little water holding capacity and allow free movement of moisture and air in the soil under normal condition
The Auger boring method is not suitable for
Auger boring
Auger boring is suited for which of the following exploratory strata?
Which of the following boring tool is used for deep boring?
The below question contains a paragraph of 6 sentences. The first and the sixth sentences are given in the beginning and end and numbered 1 and 6 respectively. The four sentences in the middle are jumbled and labelled P, Q, R and S. Identify the proper order of these four sentences and mark the correct option. 1. Soil is an invaluable natural resource. P. On the other hand, the type of soil determines the flora and fauna of the region. Q. The soil and the living organisms of a region are inter-dependent. R. On the one hand, soil is affected by the flora and fauna of the region. S. It provides raw materials for the plants on which we depend for food. 6. Consequently, do-age to the soil will destroy the balance of nature.