Question : The soil conservation method in which mountain slope is cut into step is 

Option 1: Contour ploughing

Option 2: Cover planting

Option 3: Strip cropping

Option 4: Terracing

Question : The bare ground between plants is covered with a layer of organic matter to retain soil moisture. This method is called ______.

Option 1: mulching

Option 2: rock dam

Option 3: shelter belts

Option 4: contour barriers

Question : The remedies to soil erosion are :

I. Contour bunding 

II. Regulation of land use

III. Cutting of trees 

IV. Allowing grazing of animals

Option 1: I, III

Option 2: I, II

Option 3: III, IV

Option 4: II, III

Question : The sideways erosion that widens the river valley is called

Option 1: lateral erosion

Option 2: vertical erosion

Option 3: side erosion

Option 4: mean erosion

Question : The method of soil conservation in which stones, grass and soil are used to build barriers to collect water is called

Option 1: mulching

Option 2: contour barriers

Option 3: rock dam

Option 4: terrace farming