Question : Hydraulic Action is a type of erosion caused by

Option 1: Running water

Option 2: Wind 

Option 3: Glacier

Option 4: None of these.

Question : Which one of the following does not cause soil erosion ?

Option 1: Overgrazing

Option 2: Deforestation

Option 3: Weathering 

Option 4: Overcopping

Question : Dry ice, ammonium chloride, naphthalene balls and camphor, all these compounds are an example of:

Option 1: Sublimable substances

Option 2: Cooling agents

Option 3: Inflammable substances

Option 4: Solidifying agents

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 : Directions: Arrange the following words as per their order in the dictionary.
1. Diffident 2. Difficult 3. Different 4. Diffidence

Option 1: 1, 2, 3, 4

Option 2: 3, 2, 4, 1

Option 3: 2, 1, 3, 4

Option 4: 3, 2, 1, 4