Consider the following statements regarding laterite soils of India :

1. Laterite soils are generally red in colour
2. Laterite soils are rich in nitrogen and potash
3. Laterite soils are well developed in Rajasthan and UP
4. Tapioca and cashew nuts grow well in this soil

Which of the statements given above is are correct

Pir Panjal Range in the Himalayas is a part of :

Consider the following map of India :

The areas marked in the map given above account for the production of which one of the following cash crops

After a hot sunny day, people sprinkle water on the roof-top because :

The rate of change of momentum of a body is equal to the resultant :

Which of the following pairs of vitamin and disease is / are correctly matched

1. Vitamin A : Rickets

2. Vitamin B1 : Beriberi

3. Vitamin C : Scurvy

Select the correct answer using the code given below :