3. As per ISI (18:1498-1970) the classification and identification of soil

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3. As per ISI (18:1498-1970) the classification and identification of soils for general engineering purpose are: 1. Coarse grained soils contain total material by weight larger than 75 microns IS sieve size. 2. Fine grained soils contain total material by weight smaller than 75 micron IS sieve size 3. Highly organic soils contain large percentages fibrous organic matter. Of these statements:

Options:

A . 1 alone is correct

B . 2 alone is correct

C . 2 and 3 are correct

D . l2 and 3 are correct.

Answer: Option D

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