Abdul,

A powerpoint table can be pasted into excel as a graphic object, or as a
picture. The table will not directly import into Excel.

To paste the table as a table into Excel, you must first paste the table
into word, and then select and re-copy the word table in order to paste the
table into Excel.

Word imports the powerpoint table format as a table.
Excel imports word formatted tables as data into spreadsheet cells.

You will need to adjust font size.
If you powerpoint table is complex, then you will get some

Tom C