Questions

A bottle has a mouth from which we used to drink water or any juice. But it cannot smile.

Meteorology is the study of weather and Earth's atmosphere. Climatology is another term used to describe the study of weather.

Studying the weather is not only useful for determining if you'll need an umbrella for the day. While forecasting is an important aspect of studying weather, understanding weather patterns provides valuable information about the status of the planet.

Candidate Key – A Candidate Key can be any column or a combination of columns that can qualify as unique key in database. There can be multiple Candidate Keys in one table. Each Candidate Key can qualify as Primary Key. 

Primary Key – A Primary Key is a column or a combination of columns that uniquely identify a record. Only one Candidate Key can be Primary Key.

• One needs to be very careful in selecting the Primary Key as an incorrect selection can adversely impact the database architect and future normalization. For a Candidate Key to qualify as a Primary Key, it should be Non-NULL and unique in any domain.

Clay is an example of Aquiclude.

1. Each type of soil benefits different types of crops through their unique physical, chemical and biological properties.

2. Alluvial Soils are best suitable for Agriculture. This soil is a fertile soil which is rich in potassium.

3. It is best especially for crops such as paddy, sugarcane,...