Fill in the blanks:

(a) Weathering is the …………… of rocks by agents like temperature, rain, etc.

(b) Erosion is the …………… of rocks by running water.

(c) Mechanical weathering is …………… of rocks by elements of weather such as heat, frost, wind, etc.

(d) Carbonation is the reaction of …………… acid on minerals.

(e) B-Horizon of soil profile contains …………… .

(a) Weathering is the breaking down of rocks by agents like temperature, rain, etc.

(b) Erosion is the wearing away of rocks by running water.

(c) Mechanical weathering is disintegration of rocks by elements of weather such as heat, frost, wind, etc.

(d) Carbonation is the reaction of carbonic acid on minerals.

(e) B-Horizon of soil profile contains gravel, clay and sand