Consider the following pairs: Sea Bordering country 1. Adriatic Sea : Albania 2. Black Sea : Croatia 3. Caspian Sea : Kazakhstan 4. Mediterranean Sea : Morocco 5. Red Sea : Syria Which of the pairs given above are correctly matched?

Let's examine each pair for correct matching:

1. Adriatic Sea : Albania: Correct. Albania is a country located on the Balkan Peninsula, with a coastline along the Adriatic Sea.

2. Black Sea : Croatia: Incorrect. Croatia is located on the Adriatic Sea, not the Black Sea. Countries bordering the Black Sea include Russia, Ukraine, Romania, Bulgaria, Turkey, and Georgia.

3. Caspian Sea : Kazakhstan: Correct. Kazakhstan is one of the five littoral states (bordering countries) of the Caspian Sea, along with Russia, Azerbaijan, Iran, and Turkmenistan.

4. Mediterranean Sea : Morocco: Correct. Morocco is a North African country with a long coastline along the Mediterranean Sea to its north and the Atlantic Ocean to its west.

5. Red Sea : Syria: Incorrect. Syria has a coastline along the Mediterranean Sea, but it does not border the Red Sea. Countries bordering the Red Sea include Egypt, Sudan, Eritrea, Djibouti, Somalia (partially), Yemen, and Saudi Arabia.

Therefore, the correctly matched pairs are 1, 3, and 4.