Weathering is the basic and first step in soil formation.
Consider the statements regarding weathering.
1) The rate of weathering increases with increasing steepness of the slope.
2) Mechanical weathering is higher in humid regions than in drier regions.
3) Chemical weathering is higher in drier regions than in humid regions.
Choose the correct statement/s from the codes below.

Cherrapunji and Mawsynram records very high annual rainfall. This is because

When cold front passes over an area then
1. temperature decreases.
2. relative humidity increases.
3. sky becomes clear.
Select the correct answer using the codes given below.

What are the causes of low pressure in the equatorial region?
1. high temperature
2. air convergence
3. high humidity
Select the correct answer using the codes given below.

With reference to acidic lava ,consider the following statements :
1. they are viscous and flow slowly
2. they form a flattened lava dome
Which of the statements given above is/are correct ?

Ragi, a millet is currently encouraged to include in the diet to supplement nutrients to counter the malnutrition that is haunting the country.
Consider the following statements Ragi.
1) Ragi is rich in iron, calcium, roughphage and is mainly grown in dry regions.
2) Among minor producers Sikkim, Arunachal Pradesh, Uttarakhand are included.
3) It is grown as a major crop in Bengaluru-Mysuru table land from where the country’s majority of Ragi production comes from.
Choose the correct statements from the code below.

Corals reefs are generally absent on the western coasts of continents. This is because

Which one of the following pairs is not correctly matched?
Dam/Lake River

Black soils are known for its fertility with little or no evidence of exhaustion. This is because
1. Black soils with equal proportion of clay, gravel and coarse sand has high moisture retention capacity.
2. Cracks developed during dry season allow oxygenation of the soils.
3. Black soil has low level of kankar thus supports wide variety of crops.
Choose the incorrect reason from the codes below

The major hot deserts of the world are located on the western coasts of continents between latitudes 15 and 30 degree North and South. Which among the following are examples of such deserts ?
1. Patagonian desert
2. Gobi desert
3. Atacama desert
4. Great Australian desert
Select the correct answer using the codes given below.