Question

why sandy soil has poor water holding capacity?​

Answer 1

Answer:

The larger the surface area the easier it is for the soil to hold onto water so it has a higher water holding capacity.

Explanation:

Sand in contrast has large particle sizes which results in smaller surface area. The water holding capacity for sand is low.

Answer 2

Answer:

The larger the surface area the easier it is for the soil to hold onto water so it has a higher water holding capacity. Sand in contrast has large particle sizes which results in smaller surface area. The water holding capacity for sand is low.