1. Sabarmati 
2. Luni
3. Mahi 
4. Kalinadi

Select the correct answer using the code given below:

1. Annual rainfall variability is least in the desert region in Rajasthan.
2. Annual rainfall is high in the western Himalayas compared to the eastern Himalayas.

Which of the following statements are correct.

1. The salinity of the soil can be reduced  by adding gypsum
2. Chemical fertilizers in the absence of organic manure are harmful to the soil

How many of the statements given above is/are correct?