FORESTRY
SOIL SCIENCE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
What rock characteristic feels sandy and can crumble?
|
|
igneous
|
|
|
sedimentary
|
|
|
Either A or B
|
|
|
None of the above
|
Explanation:
Detailed explanation-1: -Sedimentary rocks are formed from layers of sand, silt, dead plants, and animal skeletons. Metamorphic rocks formed from other rocks that are changed by heat and pressure underground.
Detailed explanation-2: -Limestones consist almost entirely of calcite. Chalk consists of minute (microscopic or sub-microscopic) silt-size shells; it has a gritty feel. Coquina is made up almost entirely of large shell fragments.
There is 1 question to complete.